Class C25C : PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
Subclass 3/10: Electrolytic production, recovery or refining of metals by electrolysis of melts (C25C 5/00 takes precedence) of aluminium Cell construction, e.g. bottoms, walls, cathodes External supporting frames or structures
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12203187 | Apparatus and method for operating an electrolytic cell | Feb 24, 22 | Jan 21, 25 | ELYSIS LIMITED PARTNERSHIP |
| 12173419 | Apparatus and method for operating an electrolytic cell | Feb 25, 22 | Dec 24, 24 | ELYSIS LIMITED PARTNERSHIP |
| 12065752 | Intervention tool for the operation of an electrolytic cell | Mar 11, 20 | Aug 20, 24 | Rio Tinto Alcan International Limited |
| 12043913 | Handling device to be used to convey an intervention tool on an electrolytic cell | Mar 11, 20 | Jul 23, 24 | Rio Tinto Alcan International Limited |
| 11585003 | Electrode configurations for electrolytic cells and related methods | Jul 09, 21 | Feb 21, 23 | ELYSIS LIMITED PARTNERSHIP |
| 11060199 | Electrode configurations for electrolytic cells and related methods | Sep 16, 19 | Jul 13, 21 | ELYSIS LIMITED PARTNERSHIP |
| 10889906 | Low-profile aluminum cell potshell and method for increasing the production capacity of an aluminum cell potline | Nov 20, 15 | Jan 12, 21 | Hatch Ltd. |
| 10697074 | Electrolytic cell intended for the production of aluminium and electrolytic smelter comprising this cell | Jul 30, 14 | Jun 30, 20 | Rio Tinto Alcan International Limited |
| 10689770 | Modified electrolysis cell and a method for modifying same | Dec 22, 15 | Jun 23, 20 | Norsk Hydro ASA |
| 10604855 | Lining of a cathode assembly of a reduction cell for production of aluminum, method for installation thereof and reduction cell having such lining | Sep 09, 16 | Mar 31, 20 | United Company RUSAL Engineering and Technology Centre LLC |
| 10513788 | Electrolysis tank comprising an anode assembly contained in a containment enclosure | Jan 23, 15 | Dec 24, 19 | Rio Tinto Alcan International Limited |
| 10415147 | Electrode configurations for electrolytic cells and related methods | Mar 24, 17 | Sep 17, 19 | ELYSIS LIMITED PARTNERSHIP |
| 10151038 | Electrolytic device and anode assembly intended for the production of aluminium, electrolytic cell and apparatus comprising such a device | Jul 30, 14 | Dec 11, 18 | Rio Tinto Alcan International Limited |
| 9790601 | Marine cathodic protection system | Nov 09, 15 | Oct 17, 17 | ROLLS-ROYCE PLC |
| 9656884 | Bipolar cell for a reactor | Oct 13, 11 | May 23, 17 | ELEMENT SIX LIMITED |
| 9551078 | Electrolytic cell for producing primary aluminum by using inert anode | Sep 27, 10 | Jan 24, 17 | ALUMINUM CORPORATION OF CHINA LIMITED |
| 9476133 | Portable hydrogen and oxygen supply system | Mar 19, 14 | Oct 25, 16 | Not available |
| 9182686 | Extreme ultraviolet radiation (EUV) pellicle formation apparatus | Jun 13, 13 | Nov 10, 15 | GLOBALFOUNDRIES INC. |
| 8992746 | Anodizing apparatus | Dec 02, 11 | Mar 31, 15 | BEAMREACH SOLAR, INC., DAINIPPON SCREEN MFG. CO., LTD., OB REALTY, LLC, |
| 8888156 | Handling tool, for secure handling of connectors of electrolysis cells intended for aluminium production | Sep 06, 11 | Nov 18, 14 | E.C.L. |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0116,023 | METHOD FOR OPERATING AN ELECTROLYTIC CELL | Dec 16, 24 | Apr 10, 25 | ELYSIS LIMITED PARTNERSHIP |
| 2024/0426,014 | CATHODE DEVICE FOR AN ALUMINIUM ELECTROLYSIS CELL | Jul 21, 22 | Dec 26, 24 | Not available |
| 2024/0175,159 | POSITIONING SYSTEM FOR A LIFTING APPARATUS AND METHOD OF USE | Mar 31, 22 | May 30, 24 | Not available |
| 2024/0175,158 | ANODE HANDLING SYSTEM AND METHOD OF USE | Mar 31, 22 | May 30, 24 | Not available |
| 2024/0175,160 | ELECTROLYTIC CELL LID HANDLING SYSTEM AND METHOD OF USE | Mar 31, 22 | May 30, 24 | Not available |
| 2017/0362,725 | LOW-PROFILE ALUMINUM CELL POTSHELL AND METHOD FOR INCREASING THE PRODUCTION CAPACITY OF AN ALUMINUM CELL POTLINE | Nov 20, 15 | Dec 21, 17 | HATCH LTD. |
| 2017/0362,726 | COVER FOR AN ELECTROLYSIS CELL FOR PROCUDING ALUMINIUM | Oct 28, 15 | Dec 21, 17 | UNITED COMPANY RUSAL ENGINEERING AND TECHNOLOGY CENTRE LLC |
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