Patents for C23F 3 - Brightening metals by chemical means (1,427) |
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11/17/1981 | US4301194 Chemical milling maskant application process |
06/02/1981 | US4270932 Polishing of silver-plated articles |
02/17/1981 | US4251384 Aluminum polishing compositions |
12/10/1980 | EP0019964A1 Bath for the chemical polishing of steel surfaces |
11/26/1980 | EP0019402A1 Chemical milling composition, with maskant application process and apparatus |
04/15/1980 | CA1075570A1 Method of treating surface of copper and its alloys |
04/01/1980 | US4196062 Method of brightening electrodeposited chromium |
03/04/1980 | CA1072867A1 Oven cleaning article and process |
10/17/1979 | EP0004560A1 Use of ammonium polyphosphate |
09/11/1979 | CA1061956A1 Aluminium polishing compositions |
07/03/1979 | CA1057630A1 Metal dissolution process |
05/08/1979 | US4153571 Heat dependent alkali gel cleaning compositions and process for cleaning greasy surfaces |
04/17/1979 | CA1052674A1 Solutions for chemically polishing surfaces of copper and its alloys |
11/14/1978 | CA1042326A1 Alkali gel compositions for cleaning greasy surfaces |
09/26/1978 | US4116699 Aluminium polishing compositions |
08/29/1978 | CA1037364A1 Silicon polishing solution preparation |
07/11/1978 | US4099985 Process for cleaning greasy surfaces with a heat dependent alkali gel |
04/25/1978 | US4086176 Salts of oxalic acid, hydrogen peroxide, brighteners, and stabilizers |
08/09/1977 | US4040863 Method of treating surface of copper and its alloys |
09/14/1976 | US3979858 Chemically accelerated metal finishing process |
07/13/1976 | US3969242 Control system for liquid-solid contacting apparatus |
04/27/1976 | US3953263 Process for preventing the formation of nitrogen monoxide in treatment of metals with nitric acid or mixed acid |
04/06/1976 | US3948703 Method of chemically polishing copper and copper alloy |
03/23/1976 | US3945893 Electrodeposition of a metal coating and hard particles protruding therefrom |
03/23/1976 | US3945865 In nitric acid baths containing hydrogen peroxide |
01/13/1976 | US3932243 Alkylphenol |
01/06/1976 | US3930870 Silicon polishing solution preparation |