Descumming preparation and process
United States Patent 3051603
Inventors:
James, Michaels
Publication Date:
08/28/1962
Assignee:
James, Michaels
Other Classes:
430/331, 134/3, 430/310, 216/108, 134/28, 134/6, 216/48, 430/323, 252/79.300
International Classes:
C23G1/02; G03F7/40
US Patent References:
| 2529549 | Method of cleaning cement surfaces preparatory to painting | | | |
| 2888391 | Process for coating metal | | | |