Title: Coal tar treating technology for raising naphthalene centralization
Application Number: 91102493 Application Date: 1991.04.23
Publication Number: 1054608 Publication Date: 1991.09.18
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C10C1/00
Applicant(s) Name: Coking Plant, Shijiazhuang Address:
Inventor(s) Name:
Attorney & Agent: BAO HONGJIAN CHEN RUNSHENG
Abstract:
     This invention is related to a coal tar production technique for increasing of naphthalene concentration. In constant condition of original procedure and equipment for production of coal, the distillation distilled from coal tar crude materials as additive is mixed into coal tar crude materials, the naphthalene concentration of distillation distilled from coal tar is increased efficiently and is over 100%.
Time: 4
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