Class C23G : CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
Subclass 1/26: Cleaning or pickling metallic material with solutions or molten salts (with organic solvents C23G 5/02) with neutral solutions using inhibitors
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11359126 | Formulation and method for dissolution of metal sulfides, inhibition of acid gas corrosion, and inhibition of scale formation | Apr 29, 21 | Jun 14, 22 | Baker Hughes Holdings LLC |
| 11124884 | Composition for reducing the removal of material by pickling in the pickling of metal surfaces that contain galvanized and/or ungalvanized steel | Apr 28, 17 | Sep 21, 21 | Chemetall GmbH |
| 11059079 | Method of cleaning pipeline | Feb 21, 20 | Jul 13, 21 | Riddle's Dehi & Chemical Services Co., Inc. |
| 11021642 | Formulation and method for dissolution of metal sulfides, inihibition of acid gas corrosion, and inhibition of scale formation | Mar 21, 18 | Jun 01, 21 | Baker Hughes Holdings LLC |
| 10941496 | Near neutral pH pickle on multi-metals | Jul 17, 19 | Mar 09, 21 | MacDermid Enthone Inc. |
| 10790187 | Post-etch residue removal for advanced node beol processing | Jan 17, 18 | Sep 29, 20 | Entegris Inc. |
| 10590544 | Pickling and passive film treating agent for removing scales and rusts on welding parts of stainless steel pipes and structures | Jan 19, 18 | Mar 17, 20 | CHUNWOO TECH., LTD |
| 10443135 | Near neutral pH pickle on multi-metals | May 11, 18 | Oct 15, 19 | MacDermid Enthone Inc. |
| 10040955 | Method for removing substrates provided with organic coatings | Feb 03, 15 | Aug 07, 18 | Chemetall GmbH |
| 9890462 | Corrosion-protection system for treating metal surfaces | Sep 22, 14 | Feb 13, 18 | HENKEL AG & CO. KGAA |
| 9382139 | Method of dissolving and/or inhibiting the deposition of scale on a surface of a system | Apr 13, 12 | Jul 05, 16 | BASF SE |
| 9334161 | Processing liquid for suppressing pattern collapse of fine metal structure and method for producing fine metal structure using same | Sep 29, 10 | May 10, 16 | MITSUBISHI GAS CHEMICAL COMPANY, INC. |
| 8921295 | Biodegradable concentrated neutral detergent composition | Jun 29, 11 | Dec 30, 14 | AMERICAN STERILIZER COMPANY |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0301,563 | AZOLE COMPOUNDS AS CORROSION INHIBITORS | Apr 20, 24 | Sep 12, 24 | PRC-DeSoto International, Inc. |
| 2019/0345,617 | Near Neutral pH Pickle on Multi-metals | Jul 17, 19 | Nov 14, 19 | Not available |
| 2018/0016,528 | METHOD OF TREATING A METAL SUBSTRATE | Mar 03, 14 | Jan 18, 18 | XEROS LIMITED |
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