API Spec 12K Specification for Indirect-Type Oil Field Heaters, Eighth Edition standard by American Petroleum Institute, 10/01/2008
API RP 554 Part 1 (R2016) Process Control Systems: Part 1-Process Control Systems Functions and Functional Specification Development, Second Edition standard by American Petroleum Institute, 07/01/2007
API RP 4G Errata 2 Errata for Recommended Practice for Use and Procedures for Inspection, Maintenance, and Repair of Drilling and Well Servicing Structures Amendment by American Petroleum Institute, 04/01/2005
API Std 541 Form-wound Squirrel-Cage Induction Motors-500 Horsepower and Larger standard by American Petroleum Institute, 06/01/2004
API Spec 5CT Specification for Casing and Tubing standard by American Petroleum Institute, 04/01/2002
API RP 1525 Bulk Oil Testing, Handling, and Storage Guidelines standard by American Petroleum Institute, 06/01/1997
API Publ 2375 Summary of U.S. Occupational Injuries, Illnesses, and Fatalities in the Petroleum Industry, 1996 standard by American Petroleum Institute, 06/01/1997
API Publ 1612 Guidance Document for Discharging of Petroleum Distribution Terminal Effluents to Publicly Owned Treatment Works, 1st Edition standard by American Petroleum Institute, 11/01/1996
API RP 5C5 Recommended Practice for Evaluation Procedures for Casing and Tubing Connections standard by American Petroleum Institute, 11/01/1996
API MPMS Chapter 5.4 Metering: Accessory Equipment for Liquid Meters Handbook / Manual / Guide by American Petroleum Institute, 09/01/1995
API RP 554 Process Instrument and Control standard by American Petroleum Institute, 09/01/1995
API Std 560 Fired Heaters for General Refinery Services standard by American Petroleum Institute, 09/01/1995