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About This Item


Full Description

The purpose of these recommended practices is to provide information that can serve as a guide for planning, installation, operation and testing of underbalanced drilling equipment systems on land and offshore drilling rigs [barge, platform, bottom-supported, and floating with surface blowout preventers (BOP) installed] thereby ensuring consideration of personnel safety, public safety, integrity of the underbalanced drilling (UBD) equipment, and preservation of the environment for onshore and offshore UBD operations (including tripping of drill string).

Amendments, rulings, supplements, and errata

  1. API RP 92U (R2013) Addendum 1


    Addendum 1 to Underbalanced Drilling Operations, First Edition