Title: Technology for processing tar from delayed coking process
Application Number: 97105202 Application Date: 1997.06.18
Publication Number: 1184841 Publication Date: 1998.06.17
Approval Pub. Date: Granted Pub. Date: 2001.03.07
International Classifi-cation: C10C1/04
Applicant(s) Name: Tianyuan Group Corp., Jinzhou Petro-Chemical Corp. Address: 121001
Inventor(s) Name: Liu Huanxing, Liu Yun
Attorney & Agent: cui gongmei
Abstract:
     A method for treating foul oil from delaying coking for prodn. of coke includes pretreatment: heating, settling, dewatering, and removing fine coke, then the pretreated foul oil is sent to distillating tower to separate out diesel oil, paraffin oil and residual oil. The products thus obtd. contains 15-25% commercial diesel oil, 60-65% paraffin oil and with only 15-20% residual oil, so the process can increase economical benefit due to full utilization of petroleum resources.
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