API Std 619
Rotary-Type Positive-Displacement Compressors for Petroleum, Petrochemical, and Natural Gas Industries, Fifth Edition
American Petroleum Institute / 01-Dec-2010 / 150 pages
This dcoument specifies requirements for dry and oil-flooded, helical-lobe rotary compressors (see Figure 1) used for vacuum or pressure or both in petroleum, petrochemical, and gas industry services. It is intended for compressors that are in special-purpose applications.
It is not applicable to general-purpose air compressors, liquid-ring compressors, or vane-type compressors.
NOTE Standard air compressors are covered in ISO 10440-2.