Drilling-Fluid Materialsstandard by American Petroleum Institute, 06/01/1999

Steel Gate Valves - Flanged and Butt-welding Ends, Bolted Bonnets, Twelfth Edition, Includes Errata (2009)standard by American Petroleum Institute, 03/01/2009

Calculation of Petroleum Quantities: Calculation of Petroleum Quantities Using Dynamic Measurement Methods and Volumetric Correction Factors - Part 3: Proving Reports -

Specification for Drilling-Fluid Materials, Sixteenth Edition and ISO 13500:1998 (Modified) Petroleum and Natural Gas Industries - Drilling Fluid Materials-Specification and Testsstandard by

API MPMS Chapter 10-Sediment and Water Section 6-Standard Test Method for Water and Sediment in Fuel Oils by the Centrifuge Method (Laboratory

Errata to Tank Inspection, Repair, Alteration, and Reconstruction, Fifth EditionAmendment by American Petroleum Institute, 03/27/2020

Evaluation of Well Perforatorsstandard by American Petroleum Institute, 01/01/1991

Cleaning Mobile Tanks in Flammable or Combustible Liquid Servicestandard by American Petroleum Institute, 01/01/1991

Bulletin E2, Bulletin on Management of Naturally Occurring Radioactive Materials (NORM) in Oil and Gas Production, Second Editionstandard by American Petroleum Institute,

Draft Bulletin on the Design of Windglass Wildcats for Floating Offshore Structures, 1st Editionstandard by American Petroleum Institute, 09/01/1988

Addendum 1 - Specification for Cements and Materials for Well CementingAmendment by American Petroleum Institute, 04/01/2000

Fire Test for Soft-Seated Quarter Turn Valvesstandard by American Petroleum Institute, 05/01/1993