API BUL E1 Bulletin on the Generic Hazardous Chemical Category List and Inventory for the Oil and Gas Exploration and Production Industry, 2nd Edition standard by American Petroleum Institute, 12/01/1990
API 4528 Petroleum Release Decision Framework (PRDF): User's Manual standard by American Petroleum Institute, 12/01/1990
API Publ 4525 A Compilation of Field-Collected Cost and Treatment Effectiveness Data for the Removal of Dissolved Gasoline Components from Groundwater standard by American Petroleum Institute, 11/01/1990
API 16E [ Withdrawn ] Design of Control Systems for Drilling Well Control Equipment standard by American Petroleum Institute, 10/01/1990
API MPMS Chapter 14.3 Part 1 Natural Gas Fluids Measurement: Concentric, Square-Edged Orifice Meters - Part 1: General Equations and Uncertainty Guidelines Handbook / Manual / Guide by American Petroleum Institute, 09/10/1990
API 062 (DP) An Historical Overview of Solid Waste Management in the Petroleum Industry standard by American Petroleum Institute, 10/01/1990
API 15LR Specification for Low Pressure Fiberglass Line Pipe standard by American Petroleum Institute, 09/01/1990
API 420 [ Withdrawn ] Management of Water Discharge: The Chemistry and Chemicals of Coagulation and Flocculation - WITHDRAWN standard by American Petroleum Institute, 08/01/1990
API 6RS Referenced Standards for Committee 6, Standardization of Valves and Wellhead Equipment standard by American Petroleum Institute, 07/01/1990
API Std 620 Design and Construction of Large, Welded, Low-Pressure Storage Tanks, Eigth Edition standard by American Petroleum Institute, 06/01/1990
API RP 63 [ Withdrawn ] Recommended Practices for Evaluation of Polymers Used in Enhanced Oil Recovery Operations standard by American Petroleum Institute, 06/01/1990
API RP 920 [ Withdrawn ] Prevention of Brittle Fracture of Pressure Vessels - WITHDRAWN, No replacement standard by American Petroleum Institute, 03/01/1990