Class C23G : CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
Subclass 1/16: Cleaning or pickling metallic material with solutions or molten salts (with organic solvents C23G 5/02) with alkaline solutions using inhibitors
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12163233 | Surface treatment composition and methods for use | Mar 08, 21 | Dec 10, 24 | CORROSION EXCHANGE LLC |
| 11028489 | Surface treatment composition and methods for use | Mar 27, 20 | Jun 08, 21 | CORROSION EXCHANGE LLC |
| 10577507 | Alkaline cleaning compositions for metal substrates | Mar 13, 14 | Mar 03, 20 | PRC-DeSoto International, Inc. |
| 9796953 | Cleaning liquid for lithography and method for cleaning substrate | Oct 28, 15 | Oct 24, 17 | TOKYO OHKA KOGYO CO., LTD. |
| 7435301 | Cleaning solution of silicon germanium layer and cleaning method using the same | Apr 13, 05 | Oct 14, 08 | SAMSUNG ELECTRONICS CO., LTD. |
| 5853490 | Use of bicarbonates and carbonates in metal cleaning formulations to inhibit flash rusting | Feb 06, 96 | Dec 29, 98 | CHURCH & DWIGHT CO., INC. |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0101,600 | SURFACE TREATMENT COMPOSITION AND METHODS FOR USE | Dec 10, 24 | Mar 27, 25 | Not available |
| 2022/0162,760 | PHOSPHATE-FREE CLEANER FOR METALLIC SURFACES WITH REDUCED PICKLING EROSION | Mar 20, 20 | May 26, 22 | Not available |
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