Connections to the drive string and tubulars are not covered by the document. Additionally, equipment not covered by the requirements of this document includes bottom-drive systems except for the PCP components, drive-string components and auxiliary equipment such as tag bars, gas separators and torque anchors.
This edition of Std 11D2 is the identical national adoption of ISO 15136-1. Petroleum and natural gas industries-Progressing cavity pump systems for artificial life-Part 1:Pumps.