79119814
Aug 3, 2012
Oct 15, 2013
Industrial chemicals; industrial chemicals for treatment of surfaces of gravure cylinders, namely, for chroming, for de-chroming, for alkaline pre-copper plating, [ for decopperizing, ] for copper plating [, for silvering, for nickel plating, for zinc plating, for dissolving a graved copper layer, for plating of aluminum cylinders ]
Chemicals[ Scientific research and development of chemical processes for de-chroming, for treatment of surfaces of gravure cylinders, namely, for chroming, for de-chroming, for alkaline pre-copper plating, for decopperizing, for copper plating, for silvering, for nickel plating, for zinc plating, for dissolving a graved copper layer, for plating of aluminum cylinders ]
Computer and Scientific