Title: Preparation method of zeolite oil decolorizer
Application Number: 89108326 Application Date: 1989.11.03
Publication Number: 1041970 Publication Date: 1990.05.09
Approval Pub. Date: Granted Pub. Date: 1991.10.16
International Classifi-cation: B01J20/16,C11B3/10
Applicant(s) Name: Grain Bureau of Chengde Prefecture Administrative Address: 067000
Inventor(s) Name:
Attorney & Agent:
Abstract:
     The invention is related to the production process of natural zeolite decolourant of petroleum grease which is smashing zedite-acidifying-washing-steaming and boiling-dewatering-grinding-mixing in proportion-decolourant.
Time: 7