Tang, Z.

North Huajin Chemicals Industries Group Corp., Panjin, China

Zhifang Tang is the Chief Engineer and a Board Director of North Huajin Chemicals Industries Group Corp. He previously held senior technical and executive positions with PetroChina Fushun Petrochemical Co. Ltd., and is a renowned refinery expert with more than 30 yr of refinery and ethylene production experience. Mr. Tang is a petrochemical engineering graduate from Fushun Petroleum Institute in China.

Determine trace amounts of organic acids causing refinery corrosion

Tang, Z., Yuan, B., Zheng, S., Chung, K. H., North Huajin Chemicals Industries Group Corp.; Shi, Q., China University of Petroleum

Petroleum is a complex hydrocarbon mixture that contains small amounts of organic acids, such as naphthenic acids and phenols.