METHOD OF TREATING METAL SURFACES
United States Patent 3425947
Inventors:
Rausch, Werner
Koch, Gerhard
Publication Date:
02/04/1969
Assignee:
HOOKER CHEMICAL CORP
Other Classes:
252/188.200, 510/508, 510/370, 252/79.500, 134/2, 134/39, 510/367, 252/188.210, 134/38, 134/40, 510/202, 510/108
International Classes:
C11D3/00; C11D7/02; C11D7/06; C23G1/19; C23G1/14; C11D7/02; C11D7/10; C11D7/06