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u lllf V\r GIN srr^R

Allis-

^Chalmers Manufacturing Company Mining Machinery Depar**^**"*

Bulletin No. 1821

August, 1922

/^/^

CataJog No.

-"y^?

Year of Issue

2^

Please return to

OD

Order of

Copyright, 1922.

Rod

Section

MILI

Mills Assembled and

Ready

Milwaukee, Wisconsin, U.

S.

y^^^—'S

No

Catalog Library

Department

for

A.

of iV!ining Engineering

Shipment

By AHis-chaimersMannWfctViringfcq.)

ALLIS-CHALMERS MANUFACTURING COMPANY

Allis-Chalmers Rod Mills

THE

Rod

Mill,

although a comparatively new development

in

grinding mills has

received considerable attention from engineers and operators in recent years. Its efficiency

together with the low grinding costs shown with

demonstrated the modern rod equipment.

its

advance

in

in

use have

grinding

has been found particularly applicable wdiere a uniform product con-

It

minimum

taining a

an important step

mill to be

of oversize

and undersi/.e

advantageous

is

in

connecti(jn with con-

Actual experience has shown that the best results are obtained from rod mills working on feed finer than 1" and preferably finer than ^" centration of low grade ore.

making

product from 20 to 80 mesh

a

processes the product of the rod mill the

W'e say

mill.

l)all

one pass.

in is

In

tlie

treatment of ores by some

found to be i)referable to that obtained from

without prejudice, as we build both machines.

this

\\'ithin cer-

been found capable of doing more grinding per unit of consumption of steel than the l)all mill. Another ])oint in favor of the

tain limits the rod mill has

power with rod mill

less

the low price of steel rods as

is

sum])tion of steel per ton of ore ground

we had

In designing a rod mill

is

compared with forged steel balls. The conno greater in a rod mill than in a ball luill.

the benefit of the broad experience gained in con-

nection with the development of the

granulator which enabled us to place a mill on the market free from the defects usually incident to the development of a new machine. The first rod mills built by us have been in continuous service over two years and to our knowledge have required no repairs.

We

Ijall

have developed two distinct types of rod

mills,

one for wet grinding and the other

for dry grinding.

The wet grinding ing mill

is

mill

is

supported by trunnions at both ends while the dry grind-

supported by a trunnion

at the feed

end and a two

roller

bearing

at

the

of l"to

ly/

discharge end.

During the early stages diameter were used,

diameter or

less

it

in the

development

intervals to

to

thereby reducing the crushing efficiency of the

moval tires

of these

and

rollers

Bulletin No. 1821

worn

when rods

remove rods when worn down to ^" prevent their becoming bent and tangled,

was thought necessary

at frequent

of the rod mill

mill.

In order to facilitate the re-

rods, mills with large openings in the heads

were adopted.

and supported by

ROD MILLS Upon experimenting with it

was found

that the

rods up to 3" and 4" diameter, of high-carbon

worn rods

did not

bend and become tangled, but that they were

broken into short pieces and discharged with the pulp thereby making to

open the

mill at frequent intervals to

remove them.

It also

it

unnecessary

was found

use of heavier rods the crushing capacity of the mill was greatly increased.

that

and lower

of mill with a

first cost,

by the

The

nion supported type mill was then adopted by us for wet grinding on account of plicity

steel,

its

trun-

sim-

as well as the advantage of being able to operate this type

lower moisture content

in the pulp,

thereby reducing the wear on liners

and rods with consequent lower operating costs

Cut 15775

Allis-Chalmers

4'

x 10'

Wet Grinding Rod

Mill.

Bulletin No. 1S21

ALLIS-CH ALMERS MANUFACTURING COMPANY

WET GRINDING ROD

ALLIS-CHALMERS

WET GRINDING

MILL,

The outstanding

MILL.

trunnion supported.

features of this mill are, (1) both ends supported in trunnion

bearings of generous proportions insuring low bearing pressure, (2) extra large opening in the feed end trunnion to facilitate feeding the large tonnage reduced in a rod mill, (3)

opening

man

discharge trunnion sufficiently large to permit a

in the

ing the mill to inspect the interior making a manhole

in

enter-

the shell unnecessary;

also

giving a hydraulic gradient sufficient to induce a rapid flow of pulp through the mill but not enough to cause uneven wear of the rods.

The construction

of the discharge trunnion

head can be removed to replace the lining

A

pair of rollers

end of the on these

when

mounted on the head

is

such that the discharge

is

a soleplate are provided to support the discharge

The

removed.

can be rotated

shell

rollers so as to give access to all parts of the interior

The

rods.

shell

bearing

the shell without dismantling the bearing.

in

backed

rollers are

ofY

with screws

when

when supported

without removing the

not supporting the

shell.

Details of Construction Allis-Chalmcrs

ments

Rod

as to capacity

Mills are built in standard

and particular

In the following table

with a complete

we

give a

list

of the sizes

Approximate Weight of Average

Rod

Capacity in Tons per 24 Hrs. Material

Medium Hard

Quartz.

Charge Length

to

meet varying require-

we aim

to carry in stock together

line of repair parts.

Size of Mill

Dia.

sizes

service.

H. P.

of

R.P.M.

to

Motor Recommended

Mill

Run.

Lbs. 1" to

H"

20

mesh

Approximate Weights Complete

Speed of Counter-Shaft

H P

Size of

of

to 60

Pulley

Spur Gear Drive

Wuest Gear

Pulley

without

Drive

mesh

1

Wuest

and Spur Gear Drive Gear Drive

Motor

or

Rod

Rod

Charge

Charge

3'

6'

4900

95

45

15

20

34

176

40"xl2"

22500

3'

8'

6500

125

60

20

25

34

176

40"xl2"

24500

4'

8'

12000

240

110

36

40

26

140

490

64"xl2"

39000

38500

4'

10'

15000

300

140

45

50

26

140

490

64"xl2"

43000

42500

5'

10'

26500

500

225

80

100

20

122

390

84"xl9"

57500

55500

6'

12'

47500

800

350

135

150

18

110

350

84"x25"

81.500

79500

1

Bulletin No. 1821

:

ROD MILLS DRIVES: For trunnion suported, wet grinding mills either spur gear and pulley, or herringbone gear with direct connected motor drives can be furnished. Spur gear, pulley driven,

from stock with either plain or

mills can be furnished

friction clutch pulley, right or left-hand drive, with

gear on feed end only.

Motor driven 220

mills can be furnished from stock with wound rotor motors, 440 or 60 cycle, 3 phase and are left-hand drive only with gear on feed end.

volts,

Spur gear chain driven

When

quick shipment

mills are furnished only is

on order.

not important any modification of standard drives can be

furnished.

Our

mills are designated right or left-hand drive

when

facing the gear end.

SPUR GEAR DRIVES: Our spur gear a.

Gear

drives are offered in three combinations as follows

cast iron with accurately

machine moulded

Pinion cast steel with

teeth.

cut teeth. b.

Gear

cast iron.

c.

Gear

cast steel.

Pinion cast

both with machine cut teeth.

steel,

Pinion cast

steel,

both with machine cut teeth.

All gears are bored concentric with the axis of the mill.

both sides and drilled to template so that can be reversed and

a like

amount

of

when

the teeth are

The web is machined on worn on one side the gear

wear obtained on the other

All pinions are properly bored, keyseated

and

side.

fitted to countershaft.

COUNTERSHAFT: The countershaft

is

of turned mild steel properly keyseated for the

driving pulley and provided with two safety set collars

mounted

in

pinion and

three high grade

chain oiling bearings, each provided with a heavy cast iron sole plate.

The

are accurately planed on the top surface and provided with set-screw

adjustment for

Foundation bolts

the end of the bearing.

for

foundation are supplied.

There

is

also provided a

equipped

size,

and

countershaft

with

a

properly turned

type

"C"

when

friction

cluich

fitted

required,

Allis-Chalmers

6-arm clutch with asbestos faced, block

The

on concrete

heavy cast iron

and balanced. l)ored and keyseated. and the

sole plates

Cut issos

driving pulley of suitable

to

mounting the

sole plates

pulley

sizes

lining.

can be

altered within certain limits.

Type "C" 5

Friction Clutch Pulley Bulletin No. 1821

ALLIS-CH ALMERS MANUFACTURING COMPANY

Cut 17178

AUis-Chalmers

Wet Grinding Rod

Mill Driven Through Single Reduction of Gears

Allis-Chalmers Motor.

Bulletin No. 1821

by an

ROD MILLS Cut 17589

5'

X 10'

Rod

Mill

With Spur Gear and

Plain Pulley Drive

Cut 17642

6'

X

12'

Rod

Mill

With Spur Gear and 7

Friction Clutch Pulley Drive Bulletin No. 1821

:

ALLIS-CH ALMERS MANUFACTURING COMPANY

WUEST GEAR DRIVE GEAR: The steel

(for trunnion supported,

main driving gear

mills only)

of the Vv^uest double helical type

is

with teeth accurately machine-cut.

and bored concentric with the

wet grinding

It is

axis of the mill.

made

of cast

properly machined, drilled to template It

is

also provided with necessary bolts

for attaching to the head.

PINION: The machine cut

pinion

is

match the gear.

to

Wuest double helical type with teeth accurately The pinion has two external shrouds made of rings

of the

turned with a slight inward taper and shrunk on the pinion ends.

This gives a con-

struction which will stand the severest operating conditions.

Wuest Pinion

PINION SHAFT: The with the pinion. length

may

is

such that either end

be reversed

when

Cut 12395

is

made

keyseated on

l)otli

ends for a

This

is

pinion shaft

It is pr()])erly

may

be used.

and

of forged steel

done so that

the faces of the teeth on one side

is

forged integral

coupling and the

flexil)le tlie

])ini()n

and gear

become worn.

COUNTERSHAFT HEARINGS The

shaft

is

run

in

two

bearings of the ring oiling

t}'i)e

designed for this

These bearings have removable babwith ball and socket seats. The

service.

bitted

special liigh speed

shells

lower half of these bearings the base plate.

cast integral with

is

This base plate

is

arranged to be

bolted to the sole plate supporting the main trun-

nion bearing.

With nion

the ^^\lest gear drive, the main trun-

bearings,

plates.

are

Alignment

is

mounted on adjustable secured by aligning the

mill

This does not

dis-

axis to the countershaft axis. turl)

shaft.

Wuest Gear Bulletin No. 1821

the

alignment of the

This construction

is

sole

motor and pinion of the latest design

and the best Wuest eear drive on the market.

RO V MILLS

FLEXIBLE COUPLING: A high grade flexible signed

especially

shown

in

the

for

Cut 14493

couphng, de-

electric

accompanying

is

illustration

This coupling, which from tion

drive

construc-

its

designated as the bushing type,

is

consists essentially of

two

disc casting-s.

Countershaft Assembled

Projecting from the face of and rigidly Cut 12402

attached to one of these discs are a nuinuci

upon which are assembled leather

of pins

washers or bushings.

The bushings finished to

opposite

disc.

permits

of

tor(|ue, not less

approximately

the

slip

than

200%

ring t}'pe are

Rod

Mills.

200% of

of

They

proportioned dust

motor operate

make

l^he all

for

furnished

These bushings reduce the

the

slight

This coupling

end

play

or

freely lateral

normal current.

])ro()f

air

torcpie with

This heayy

gap and

bearings to

long periods

with

])arts accessible

liber-

make

little

housing on the coupling end

bearing

for

ha\-e a pullout

normal load

duty capacit}' combines with large

to

in the

Cut 12396

direct connection to

repairs,

aic

oscillation desirable for electrical dri\-e.

MOTORS:

ally

aiici

corresponding openings

the motor.

l)rotect

Motors

into,

shock incidental to starting, and thus

jar or

Bushing Type Flexible Coupling split showing construction.

fit

project

the

or is

no

s]:)lit

without remov-

ing the coupling from the shaft.

Rod

Mill

Motor

Bulletin No. 1821

ALLIS-CH ALMERS MANUFACTURING COMPANY

Starting

Equipment

Starters for the above motors are designed so that the

motor

the

point.

first

will deliver

This usually

machine, but provision

200%

grids for

150%

full

is

is

made

full

load torque on

sufficient to start the in

proportioning the

load torcpie on the second point,

so that a large factor of safety

is

obtained over operat-

ing requirements.

drum type and handle

l)()th

the primary and secondary circuit of the motor.

The

Starters are of the

drum

structure

is

totally enclosed,

having renewable

contacts with the fingers and fingerboard easily accessible.

resistor

Separate resistors are provided so that the

banks can be located

in

any convenient place

near the drum.

Drum Type Cut 1411

Starter

OIL CTRCLTT BREAIvER: Oil circuit breakers are not regularly included with the starting e(|uii)ment but can be furnished usually from stock. These breakers

are of the wall

and

mounting

type, as

shown

in

the

overload and no-voltage release. The}- can also be equipped with an ammeter mounted on the cover, and supplied with a pipe frame sup])ort, if prompt shipment is not recpiired. Panel mounted starters can also be furcut,

ha\'e

nished.

A

desirable feature of this circuit breaker

the electrical interlock between the

Oil Circuit Breaker Bulletin No. 1821

is

switch and the resistance starter whereby it is impossible to close the primary oil switch unless the resistance starter is on the first notch, that is, has full resistance in the secondary circuit of the motor, thus protecting the motor against a very suddenly applied load. 10

oil

ROD MILLS SHELL: The shell is made of heavy steel plate with double riveted longitudinal butt strapped joints and cast steel double riveted flanges on ends. After riveting these flanges to the shell they are machined true and parallel with each other to insure proper alignment of trunnions. The

dry crushing open end mill is constructed the same in every parwet crushing trunnion supported mill with exception that a re-enforcing plate is riveted on near the discharge end on which is mounted a cast steel base ring fitted with a removable high carbon steel tire. shell for the

ticular as the shell for the

HEADS: The heads care of

are cast of semi-steel of such proportions and design as to

bending and shearing

all

amply take

stresses.

The flanges on heads and shell are machined with male and female joints to insure accurate alignment and to carry the shearing effect of the load. The heads are bolted to the flanges with finished through bolts; on the gear end sufficient stud bolts are provided to permit of removing the gear without removing the head. nions are cast integral with the heads and finished true with the axis of the

The

trun-

mill.

BEARINGS: The trunnion supported

mill

is

provided with two heavy cast iron spherical bear-

ings of ample size to insure low bearing pressure.

The

rests in the saddle conformably being machined accurately to gauge.

shell

and saddle

The

shell

is

provided with removable babbitt

and

is

interchangeable;

both

shell

liner Cut 16770

A

dowel pin in the lower part of the saddle engages with a corresponding recess cast in the bottom of the shell preventing

its

turning

The cap has

a

large

in

the saddle.

or upper half of the bearing space for wool-waste and

It is provided with shrouds which extend out over the oil and dirt flanges of the trunnions and down to the

lubricant.

center line of the bearing to prevent entrance of grit and water into the bearing.

An opening in the cap large enough admit the hand is provided. It is closed by iron-weighted canvas cover of hinged construction designed to prevent dirt and water from entering the oil to

space.

Trunnion Bearing 11

Bulletin No. 1821

ALLIS-CH ALMERS MANUFACTURING COMPANY LINERS: The

feed

and discharge end trunnions are provided with cast iron removable

liners.

The

shell liners

of our ship lap or

wear long to

will life

match

l)e

and

can be fnrnislied of either hard iron, chrome or manganese steel

wave

types.

These

liners are

made

extra thick and designed so the

uniform over the entire section, the ultimate result being an exceptionally a

minimum

of scrap

when

holt holes cast in the liners.

the

worn

liner

The necessary

is

removed.

The

shell is drilled

bolts are furnished.

Cut 13603

Wave Type

Ship Lap Type Liner

The

feed and discharge lieads can

Shell Liner

1)e

Cut 17511

furnished with rcmova1)le liners of either

hard

iron,

drilled to

chrome or manganese

steel,

match and provided with the

necessary bolts.

DISCHARGE CONE: For discharging the product of the mill,

the discharge end trunnion liner

cast

integral

with

a

flanged

is

discharge

Discharge Spout and Trunnion Liner

cone.

Bulletin No. 1821

12

ROD MILLS

Allis -Chalmers

DRY GRIXDIXG

MILL.

Dry Grinding Rod

Roller Supported.

For dry g-rinding the open end discharge, for the reason that with a free discharge of the

greater uniformity of the product

head

tlie

principle of the grate

has Ijeen adopted. In the tal)le

aim to

Mill

is

obtained.

roller

supported mill

,

is

best adapted,

ground material, increased capacity and In the construction of the discharge

diaphragm so successfully used

in

our

ball

granulator

This gives a large screen area and a peripheral discharge.

on Page 14 we give a

list

of the sizes of dry grinding rod mills

we

carr\' in stock.

13

Bulletin No. 1821

ALLIS-CH ALMERS MANUFACTURING COMPANY Approx. Capacity Tons per 24 Hrs. Material

Size of Mill

Medium Hard

Weight Average

Rod Charge

r

Lbs.

Dia.

Length

Approx.

Quartz.

H. P. H. P.

of

to

Motor Recommended

Run to 20

14" to 60

mesh.

R. P.

M.

Speed of Counter-

of

Size of Pulley.

shaft

Mill

Pulley

Drive

Drive without Rod Charge.

mesh.

4'

8'

12000

140

60

45

4'

10'

15000

175

75

55

5'

10'

26500

300

130

100

6'

12'

47500

550

250

160

200

j

50

Weight Complete Pulley and Spur Gear

26

140

64"xl2"

49000

55

26

140

64"xl2"

53000

125

20

122

84'xl9''

70000

18

110

84''x25"'

95000

ROLLER BEARING: The dry

grinding, open end, mill

same manner

mounted

The

in

wet grinding

as the

are

steel axles.

The

made

The

at

the feed end in a trnnnion in

disciiarge end

angle boxes on a heavy cast iron

rollers are of large

The hubs

mill.

sup])()rted

is

The

is

diameter with am])le width of face to

of semi-steel fitted with high

doul)le adjustable angle

finished with

sole-plate

splines or tongues

maintain them

in

is

supported on two rollers

soIe-])late.

carbon

Tiie

the load.

and extra heavy

steel tires

tvi)e cast in

bottom surface

one

of the

two grooves.

of cast iron

machined on the upper surface and

which engage with the grooves

alignment with one another.

in

two

Transverse ribs are cast on the ends of

Cut 17334

Double Roller Bearin

14

finished with

the bottom of the angle box to

the sole-plate to which shims are fitted to adjust the l)earings.

Bulletin No. 1821

supi)()rt

boxes are of the ring oiling

piece and fitted with removable l)al)bitted bearing shells.

angle boxes

is

ROD MILLS DISCHARGE HEAD: The discharge head

is

made

of

semi-steel cast with multiple grate-openings and

combination overflow and manhole opening.

a single central

The

inner face of the

machined to fit the flange on the shell and to provide a finished seat for the A wide circular discharge lip is cast integral with the head and finished on An exhaust fan the outer surface which permits of a housing being fitted to same. can be connected to the housing to draw the dust out of the mill and blow it into dust head

is

grates.

collectors to keep the building clear of dust.

For

details of construction of feed head, shell, feed trunnion

of construction of

wet grinding rod

and drives see

details

mills.

Cut 16969

FEEDERS: The following types and

sizes of rod mill feeders

are carried in stock:

Combination Feeder

36" radius

No. 2 Combination Feeder

46" radius

Xo.

No.

^^^ \ ^t-'

^Him^^^V

1

1

>;q 2

Drum Drum

Feeder

40" diameter

Feeder

48" diameter

Our combination Drum

handle coarse feed wet or dry without clogging, and

mechanical

operated

closed

in

it is

Thev can

cut i6969

when the mill is The primary feed is drum through the center

classifier

return

circuit.

spouted directly into the

opening;

designed for the

fed in rod mill practice. tonnages large o &

Feeder.

will feed

feeders are

then elevated and delivered to the mill

by an interior

spiral.

An

exterior

scoop elevates

the mechanical classifier return and delivers

it

to the

interior spiral.

The drum

feeder

is

an exact duplicate of the

combination feeder without an external scoop and preferred where fier

it

is

is

not necessary to elevate classi-

return.

FOUNDATION BOLTS: A

complete

set of

foundation bolts

is

supplied. Combination Feeder 30" Radius.

15

Bulletin No. 1821

1

r

ALLIS-CH ALMERS MANUFACTURING COMPANY Cut 17480

Clearance Sketch

— Wet Grinding Rod Mills With Wuest Gear and Direct Motor Drive. C ut

SIZE I>\«

3-0 b'-O

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B

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33"

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3-1

n'

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l»4

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J

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N

£0

16-

16'

i»»

16

16'

i»i

4-6 4-&

£0

2.0

to

16'

5-3 "ft

lO

J-'ol

i»i

16

5-3

'»;

^-

li-O

12.'-

16'

10',-

£.0'

20

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6-0

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2oL

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16

to 4-6 to-

4-'-6

3-4t

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ROD MILLS Cut 17479

—-Wet Grinding Rod Mills, Spur Gear and Pulley

Clearance Sketch

Drive.

Cut 17481 Size 01 ^

LttJ^m

3-0

c-r

\4-ll[

3-0

a-i

l6'-»8

ft

B 2.-a

2-6

C

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i-4. (>-4k

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Allis-Ghalmers Manufacturing

Company

PRINCIPAL PRODUCTS AIR BRAKES AIR COMPRESSORS Steam Driven Helt Driven Electrically Driven. Portable Electrically Driven. Stationary

Hydraulic Driven

CEMENT MACHINERY Agitators Air Slurry Pumps Balls, forged steel

BaUpeb MUls Compeb Mills Concavex Conveyors Cnislilng Rolls Dust Collectors Elevators

Falrmount Crushers Feeders Gyratory Crushers Jaw Crushers Perforated Metals Prelim inators Pulverized Coal Plants Rotary Kilns and Auxiliary Equipini'ni Rotary Coolers Rotary Dryers Revolving Screens

Tube Mills

Wash

Mills

Complete Cement Plants

CONDENSERS Barometric

FLOUR MILL MACHINERY Aspirators Uolters. Universal Uolting Cloth Uolting Cloth Cleaners liran and Snorts, Dusters

POWDERED COAL PLANTS

Bran Packers

POWER TRANSMISSION

Conveyors. Spiral Corn Mills

MACHINERY

Fans Feed Mills Feed Screens

Belt Tighteners

Boxes

Flour Dressers Flaking Machines Flour Feeders and Mixers Flour and Bran Packers Granulators

Couplings Gears

Puriliers

Shafting

Hangers Pulleys

Rope Sheaves

Reels Rolls Roller Mills Rolling Screens Scalpers

PUMPING MACHINERY Centrifugal Pumps Klre Service Pumps

HOISTING EQUIPMENT Hoists, Electric Hoists, Steam

Cages, Hoisting Skips, Hoisting Sheaves, Hoisting

Agricultural Plants

Din Gates Conical Screens Conveyors Crushing Rolls Dust Collectors Elevators

Fairmount Crushers Feeclora Qrlzzllss

Gyratory Crushers Hoists

Jaw Crushers Perforated Metals Portable Crushers Pulverators Revolving Screens Shaking Screens Stone and Sand Scrubbers Stone and Sand Washers Trolleys

Complete Fine Grinding Plants Complete Crushing Plants

ENGINES

HYDRAULIC MACHINERY Fraticis Turbines Imiiulse Wlieels Oil Pressure Governors

MACHINERY

Concentrating Plant Equipment Copper Converting Plant Equipment Cyanide Plant Equipment Ore Washing Plant Equipment Refining Plant Equipment Roasting Plant Equipment Sampling Plant Equipment Smelting Plant Equipment

Stamp Mill Equipment Breakers. McGregor Skull Cars. Mould and Slag Classifiers, Ore, Pulp and Sand Converters. Copper Crushers, Blake and Dodge Elevators. Vertical Mill Feeders, Ore and Rock

Jaw

Furnaces, Copper and Lead Smelting Furnaces. Roasting Gates, Bin Granulators. Ball and Pebble Grinders, Ore and Sample Grizzlies. Stationary and Moving

Hancock and Hartz Machines. Copper and Lead Casting Macliines, Flotation Mills,

Rod

Gas Engines

Pots. Slag Retorts. Gold

FLANGED AND PRESSED PLATE

WORK

FORCINGS

Board Lifters, Steam Cant Flippers, Steam Canting Machine. Overhead Carriages Circular Saw Mills

Conveying Machhiery Cutting Off Saws. Steam Feed Edgers Eiiging Grinders Feeds, Steam. Direct Acting Feeds. Steam. Twin Engine Filing

Room

Tools

and Bolters Live Rolls and Drives

Latli Mills

Log Chains Log .Tacks Log Loaders Log Turrers Niggers. Steam Set Works SlnsliiTS

Sleani Feed Valves Stock Lifters. Steam Transfers

Trimmers

Jigs.

Moulds, Bullion. Copper and Lead

Hlowing Engines RoUUig Mill Engines

SAW MILL MACHINERY Band Mills, Double Cutting Band Mills, Single Cutting Band Mills, Telescopic Band Re-saws, Horizontal Band Re-saws, Vertical

Pressure Regulators Butterfly Valves Accessories

Corliss Eniiincs

Diesel Oil Engines

Pumps

Screw Pumps

MINING AND METALLURGICAL

CRUSHING MACHINERY

Geared Pumps High Duty Reciprocating Pumping Engines Motor Driven Plunger Pumps Motor Driven Mine Pumps Hydraulic Pressure Pumps Oil Line

Jet

Surface

PERFORATED METALS

and

Silver

and Rock Crushing Samplers, Ore and Tailings Sinmps. Gravity Stamps, Tremain Steam Trommels or Screens. (Revolving) Vanners. Fnie and Isbell Washers, Log

TIMBER TREATING AND

PRESERVING MACHINERY TRACTORS

Rolls, Ore

TURBINES—STEAM TURBINES— WATER

ELECTRICAL APPARATUS Alternating Current Steam Turbo Generators Water Wheel Type Generators Engine Type Generators Belted Type Generators Frequency Changers Synchronous Motor Generator Sets Induction Motor Generator Sets Synchronous Motors Synchronous Condensers Single Phase Induction Motors Polyphase Induction Motors Power Transformers Distribution Transformers Auto-Transformers Motor Starters Motor Driven Air Compressors Switchboards

Direct Current Steam Turbo Generators Water Wheel Type Generators Engine Type Generators Belted Type Generators Tliree Wire Generators Railway Generators Electrolytic Generators Rotary Converters Gasoline Engine Generator Sets Constant Speed Motors Adjustable Speed Motors Balancer Sets Motor Generator Sets Motor Driven Air Compressors Switchboards

Special Applications Steel Mill Motors

Adjustable Speed Rollhig Mill Drives Blooming and Reversing Mill Drives Motors Illgner Flywheel Motor Generator Sets Cement Mill Drives Centrifugal Pump Motors Reciprocating Plunger Pump Drives Sectionalized Paper Mill Drives Rubber Mill Drives Flour Mill Drives Fly Wheel Equalizing SeU Machine Tool Drives Ship Propulsion Drives Air Brake Equipments Hols'.

/

Company

AUis-Chalmers ManufacfUang General

Offices,

.

.

.

^

.

Milwaukee, Wis.

DISTRICT OFFICES Atlanta Ga.. 1104-1106 Healey Bldg. Baltimore, Md., 17 & 19 N. Guilford Ave. Birmingham, Ala 1010-1012 Brown-Marx Bldg. Boston, Mass., 723-724 State Mutual Bldg. Buffalo, N. Y., 574-576 Ellicott Square Bldg. Charlotte, N. C, 215 Latonia Bldg. Chicago, 111., 1321 Peoples Gas Bldg. Cincinnati, O., 1720 First National Bank Bldg. Cleveland, O., 1119-1121 Schofield Bldg. Dallas, Texas, 1101-1103 Patterson Ave. Denver, Colo., Symes Bldg. Detroit, Mich., 1828-1829 Ford Bldg. Duluth, Minn., 709 Alworth Bldg. Indianapolis, Ind., 30.'J Merchants Bank Bldg. Kansas City. Mo., 1410-1412 Waldheim Bldg. ,

Los Angeles, Cal., 623-623 Title Insurance Bldg. Milwaukee, Wis., West AUis Works. Minneapolis, Minn., 707-711 Metropolitan Life Bldg New Orleans. La., 719-723 Maiaon Blanche Bldg. New York, N. Y.. 50 Church^ Street. Philadelphia, Pa., 813-^16 -^TiSnklin Trust Bldg. Pittsburgh, Pa..

120"

Portland. Ore.. 60 St. Louis, Mo., 218' Salt

i

vt.y j

Exchange Bldg.

.-O Kearns Bldg.

Lake City. Ut.

San Francisco.

^fk Bldg. "rmen's Bldg.

Cal.. 741-751 Rialto Bldg.

Seattle, Wash., 115

Jackson Street. Toledo. O., 819 Ohio Bldg. Wilkes-Barre, Pa.. 904 Coal Exchange Bldg.

FARM TRACTOR DISTRICT OFFICES Allis-Chalmers Mfg. Co., 1101-1103 Patterson Ave., Dallas, Texas.

FOREIGN DISTRICT OFFICES London, England, 728 Salisbury House, London Wall, E. C. Paris, France, 3

Santiago, Chile, Oruro, Bolivia

2

Rue Taitbout. Edificio .^riztia, Casilla 2653

CANADIAN REPRESENTATIVES Canadian Allis-Chalmers, Limited: Toronto, Ontario

FOREIGN SALES AGENCIES Shanghai, China

.

.

Hankow, China Pekin. China

China Tokyo, Japan Kobe, Japan Yokohama, Japan Sao Paulo, Brazil Johannesburg, South Africa Mexico City, Mexico Mexico City, Mexico Madrid, Spain Christohuroh, New Zealand Honolulu, Hawaii Tientsin,

Trading Trading Trading Trading Tradiag Trading Trading

Company, Company, Company, Company, Company, Company, Company,

25 25 25 25 25 25 25

New York New York St., New York St., New York St., New York St., New York St.. New York Aasumpcao & Cia

Broad Broad Broad Broad Broad Broad Broad

St., St..

Edward L.Bateman H.

W.

Beers Electric Co.. S. A. RE. Briggs Co., S. A Gumersindo Garcia A. R. Harris Co Ltd Honolulu Iron Works ,

Sue. J. Sue. J.

&

Honolulu Iron Works K. Robinson, 140 Front St., New York, N. Y. K. Robinson, 140 Front St., New York, N. Y.

Earnshaws Docks

Manila, P. I Antofagasta, Chile Iquique, Chile

Thrall Electric

Havana. Cuba

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American American American American American American American

Company