API Std 2000-1982 Venting Atmospheric and Low-Pressure Storage Tanks

American Petroleum Instltute (API) Third Edition, January 1982. 18p. This standard covers the normal and emergency venting requirements for aboveground liquid petroleum storage tanks and aboveground and belowground refrigerated storage tanks designed for operation at pressures form 1/2 ounce per square inch vacuum through 15 pounds inch gage.