On July 4, 2002, the air compressor for the air separation unit of The Zhongk Refinery and Chemical Project 70000 Nm3/h managed by PMC was successfully tested, which won time to ensure that the air separation unit of 70000 Nm3 /h was put into operation on Schedule on August 10.
The unit adopts cryogenic air separation oxygen production process, which can produce high-purity oxygen and nitrogen products at the same time. It provides oxygen for 180,000 Nm3 /h coal hydrogen production unit and nitrogen for the whole plant of Zhongke Refinery.