Title: Polish powder for copper
Application Number: 88105718 Application Date: 1988.05.26
Publication Number: 1022644 Publication Date: 1988.12.07
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C09G1/02
Applicant(s) Name: Changsha National Musical instrument Plant Address:
Inventor(s) Name: Feng Qingming, Wang Guanghui
Attorney & Agent: YANG HONG
Abstract:
     Recipe of polishing powder for copper is composed of kaolin, polishing powder and powdered talc. It can also be used to polish the surfaces of various metallic vessels darkened due to oxidation.
Time: 3
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