petroleum ether extracts
CMOE Key Laboratory of Petroleum Engineering in China University of Petroleum
Department of Petroleum Engineering of South-West Petroleum Institute
Institute of Petroleum Geophysical Exploration China National Star Petroleum Corporation
MOE Key Laboratory of Petroleum Engineering in China University of Petroleum
中国石油大学石油工程教育部重点试验室
中国石油大学石油工程教育部重点实验室
Petroleum Engineering Academy of Xi’ an Petroleum University
西安石油大学石油工程学院；塔里木油田公司勘探事业部
Petroleum Engineering College of Southwest Petroleum University
Petroleum Engineering Department of Daqing Petroleum Institute
Petroleum Engineering Department of Jianghan Petroleum Institute
Petroleum Engineering Institute of China University of Petroleum
Petroleum Engineering Institute of Southwest Petroleum University
Petroleum Geoleer University of Petroleum
Petroleum Storage and Petroleum Safety
Research Institute of Petroleum Exploration and Development Xinjiang Petroleum Adiministration
State Key Laboratory of Petroleum Resource and Prospecting of China University of Petroleum
The Institute of Petroleum Exploration and Development Daqing Petroleum Administration
The Petroleum Administration of Xinjiang Ministry of Petroleum Industry
Wuxi Petroleum Geology Branch Petroleum Exploration and Production Research Institute
40-60 Petroleum Ether 40-60