C25C 3/085
Characterised by its non electrically conducting heat insulating parts
Official title: {characterised by its non electrically conducting heat insulating parts}
C25C3/085 (Characterised by its non electrically conducting heat insulating parts) appears on 79 US grants and 55 published applications in this corpus.
Search patents in C25C- Granted patents
- 79
- Published applications
- 55
- Assignees
- 57
- Inventors
- 163
- Latest grant
- 30 Jan 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 6 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 5 | 0 |
| 1995 | 0 | 0 |
| 1996 | 5 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 2 |
| 2003 | 1 | 3 |
| 2004 | 3 | 2 |
| 2005 | 0 | 3 |
| 2006 | 0 | 0 |
| 2007 | 1 | 3 |
| 2008 | 0 | 7 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 2 | 2 |
| 2012 | 3 | 0 |
| 2013 | 1 | 3 |
| 2014 | 1 | 6 |
| 2015 | 0 | 2 |
| 2016 | 2 | 4 |
| 2017 | 2 | 2 |
| 2018 | 3 | 2 |
| 2019 | 1 | 3 |
| 2020 | 4 | 1 |
| 2021 | 2 | 2 |
| 2022 | 1 | 1 |
| 2023 | 1 | 2 |
| 2024 | 1 | 1 |
| 2025 | 0 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Formation of lining layers in the cathode shells of aluminium electrolytic reduction cells30 Jan 2024US 11,885,035 B2Obshchestvo S Organichennoy Otvetstvennost'yu “Obedinennaya Kompaniya Rusal Inzhenerno-Tekhnologicheskiy Tsentr”
- Formation of lining layers in the cathode shells of aluminum electrolytic reduction cells31 Jan 2023US 11,566,335 B2Obshchestvo S Ogranichennoy Otvetstvennost'yu “Obedinennaya Kompaniya Rusal Inzhenerno-Tekhnologicheskiy Tsentr”
- Method for providing a cathode lining barrier layer in an electrolysis cell and a material for same11 Oct 2022US 11,466,377 B2Norsk Hydro ASA
- Aluminum electrolytic bath having continuous aluminum-frame anode with built-in conductors25 May 2021US 11,015,254 B2
- Method for lining a cathode of a reduction cell for production of primary aluminum16 Mar 2021US 10,947,631 B2United Company RUSAL Engineering and Technology Centre LLC
- Aluminium smelting method & apparatus2 Oct 2025US 2025/0305172 A1Enpot Holdings Limited
- Method And System For Molten Oxide Electrolysis13 Mar 2025US 2025/0084553 A1Lunar Resources, Inc.
- Inert anode aluminum electrolytic cell with vertical structure26 Dec 2024US 2024/0426016 A1Zhengzhou Non-Ferrous Metals Research Institute Co. Ltd of Chalco
- Formation of lining layers in the cathode shells of aluminium electrolytic reduction cells20 Apr 2023US 2023/0121723 A1Obshchestvo S Ogranichennoy Otvetstvennost'yu "Obedinennaya Kompaniya Rusal Inzhenerno-Tekhnologiche
- Environment friendly cold ramming mixture13 Apr 2023US 2023/0110453 A1Hindalco Industries Limited
Most cited
By later US patents
- Apparatus and method for the electrolytic production of metals89US 4,999,097 AMassachusetts Institute of Technology · 1991
- Heat exchanger37US 7,901,617 B2Auckland Uniservices Limited · 2011
- Electrochemical cell component or other material having oxidation preventive coating35US 5,364,513 AMoltech Invent S. A. · 1994
- Application of refractory protective coatings, particularly on the surface of electrolytic cell components32US 5,310,476 AMoltech Invent S. A. · 1994
- Aluminium electrowinning cell with sidewalls resistant to molten electrolyte30US 6,692,620 B2Moltech Invent S. A. · 2004