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API (American Petroleum Institute) is a leader in the development of petroleum and petrochemical equipment and operating standards covering topics that range from drill bits to environmental protection. These embrace proven, sound engineering and operating practices and safe, interchangeable equipment and materials. Many have been incorporated into state and federal regulations and adopted by ISO for worldwide acceptance.
Rheology and Hydraulics of Oil-well Drilling Fluids
Standard published on 1.5.2023
Selected format:Laboratory Testing of Drilling Fluids
Standard published on 1.1.2023
Selected format:Testing of Heavy Brines
Standard published on 1.1.2023
Selected format:RECOMMENDED PRACTICE FOR CHEMICAL ANALYSIS OF BARITE
Standard published on 1.5.2011
Selected format:RECOMMENDED PRACTICE FOR CHEMICAL ANALYSIS OF BARITE
Standard published on 1.1.2011
Selected format:Chemical Analysis of Barite
Standard published on 1.3.2022
Selected format:Training and Qualification of Drilling Fluid Technologists
Standard published on 1.5.2023
Selected format:Recommended Practice for Measuring Stimulation and Gravel-pack Fluid Leakoff Under Static Conditions
Standard published on 1.7.2015
Selected format:Procedure for Testing and Evaluating the Performance of Friction (Drag) Reducers in Aqueous-based Fluid Flowing in Straight, Smooth Circular Conduits
Standard published on 1.10.2018
Selected format:Procedure for Measuring Leakoff of Completion Fluids Under Dynamic Conditions
Standard published on 1.5.2020
Selected format:Latest update: 2025-07-11 (Number of items: 2 208 012)
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