API 602 Compact Steel Gate Valves - Flanged, Threaded, Welding, and Extended-Body Ends standard by American Petroleum Institute, 10/01/1998
API Publ 4672 The Use of Treatment Wetlands for Petroleum Industry Effluents standard by American Petroleum Institute, 10/01/1998
API Publ 1157 Hydrostatic Test Water Treatment and Disposal Options for Liquid Pipeline Systems standard by American Petroleum Institute, 10/01/1998
API Publ 347 Hazardous Air Pollutant Emissions from Gasoline Loading Operations at Bulk Gasoline Terminals standard by American Petroleum Institute, 10/01/1998
API DR 225 Remediation of a Fractured Clay Till Using Air Flushing: Field Experiments at Sarnia, Ontario standard by American Petroleum Institute, 10/01/1998
API RP 2003 Protection Against Ignitions Arising out of Static, Lightning, and Stray Currents standard by American Petroleum Institute, 09/10/1998
API Publ 2207 Preparing Tank Bottoms for Hot Work standard by American Petroleum Institute, 09/01/1998
API 1220 Guidelines for Evaluating Vendors and Training Programs standard by American Petroleum Institute, 09/01/1998
API RP 553 (R2007) Refinery Control Valves standard by American Petroleum Institute, 09/01/1998
API 17E Errata 1998 Errata - Specification for Subsea Production Control Umbilicals Amendment by American Petroleum Institute, 09/01/1998
API 505 Errata Errata - Recommended Practice for Classification of Locations for Electrical Installations at Petroleum Facilities Classified as Class I, Zone 0, and Zone 2 Amendment by American Petroleum Institute, 08/17/1998
API 500 Errata Errata - Recommended Practice for Classification of Locations for Electrical Installations at Petroleum Facilities Classified as Class I, Division I and Division 2 Amendment by American Petroleum Institute, 08/17/1998