Title: Aqueous oil-rust removing solution
Application Number: 87104237 Application Date: 1987.06.11
Publication Number: 1016801 Publication Date: 1988.03.02
Approval Pub. Date: Granted Pub. Date: 1991.08.28
International Classifi-cation: C23C22/68,C23G1/08
Applicant(s) Name: Yang Yanchang Address:
Inventor(s) Name:
Attorney & Agent: ZHU JIEREN
Abstract:
     The aqueous oil-rust removing solution is used in processing metal surface. It can remove oil and rust in one stage and prevent metal from corrosion. The aqueous solution is consisted of sodium phosphate, citric acid, detergent, formaldehyde and running water. It is convenient to prepare, chemical property is stable and it is without pollution. The metal processed with this solution can be directly applied with coating.
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