Recommended Practice for Design Calculations for Sucker Rod Pumping Systems (Conventional Units) API RECOMMENDED PRACTI
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Recommended Practice for Design Calculations for Sucker Rod Pumping Systems (Conventional Units)
API RECOMMENDED PRACTICE 11L (RP 11L) FOURTH EDITION, JUNE 1, 1988 --`,,-`-`,,`,,`,`,,`---
American National Standard ANSVAPI RP 11L-88 Approved: July 12, 1993
Reaffirmed 2000
American Petroleum Institute 1220 L Street, Northwest Washington, DC 20005
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Copyright American Petroleum Institute Provided by IHS under license with API No reproduction or networking permitted without license from IHS
Not for Resale
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ERRATA October 1,1988 to
API RP 1 l L RECOMMENDED PRACTICE for
DESIGN CALCULATIONS for
SUCKER ROD PUMPING SYSTEMS (Conventional Units)
FOURTH EDITION JUNE 1,1988
Issued by AMERICAN PETROLEUM INSTITUTE Production Department 1201 Main Street, Suite 2535 Dallas TX 75202-3904 Copyright American Petroleum Institute Provided by IHS under license with API No reproduction or networking permitted without license from IHS
Not for Resale
NOTE: Paragraphs A10 through A l 7 were inadvertently left out of the fourth edition of API RP 1 IL. These missing paragraphs are included in this Errata.
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Alo. In determining the natural frequency, the velocity of force propagation ‘