Extraction system and extraction method of coal liquefaction residues

• Main Authors: LI KEJIAN, CHANG HONGYAN, ZHANG XUWEN, ZHANG YUANXIN, CHENG SHIFU, ZHANG CHUANJIANG, SHU CHENG
• Format: Patent
• Language: English
• Published: 01.07.2015
• Subjects: PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; SEPARATION; TRANSPORTING

The invention provides an extraction system and an extraction method of coal liquefaction residues. The extraction system comprises a supercritical carbon dioxide generation unit and an extraction unit which is communicated with the supercritical carbon dioxide generation unit. According to the extr...