C01F 7/60
From oxygen-containing aluminium compounds
Official title: from oxygen-containing aluminium compounds
C01F7/60 (From oxygen-containing aluminium compounds) appears on 68 US grants and 12 published applications in this corpus.
Search patents in C01F- Granted patents
- 68
- Published applications
- 12
- Assignees
- 28
- Inventors
- 112
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 4 | 0 |
| 1978 | 9 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 6 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 10 | 0 |
| 1985 | 6 | 0 |
| 1986 | 4 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 3 |
| 2025 | 1 | 2 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for producing highB purity aluminum from aluminum chloride25 Aug 2026US 12,715,778 B2Aluminum Technologies, LLC
- Process for selective chlorination of aluminous ores for the preparation of aluminum6 Jan 2026US 12,515,961 B2Aluminum Technologies, LLC
- Reduction cell for producing aluminum6 Jan 2026US 12,515,962 B2Aluminum Technologies, LLC
- Chemical synthesis of boehmite3 Jun 2025US 12,319,586 B2Iran University of Science and Technology
- Conversion of metal carbonate into metal chloride7 May 2019US 10,280,090 B2Siemens Aktiengesellschaft
- Method for producing iron chloride and aluminum chloride from sewage sludge ashes17 Sep 2026US 2026/0274701 A1LANXESS Deutschland GmbH
- High efficiency acid-base leaching methods and systems25 Dec 2025US 2025/0388512 A1Sublime Systems, Inc.
- A process and apparatus for production of aluminium, and a process and apparatus for production of an aluminium chloride containing feedstock28 Aug 2025US 2025/0270724 A1Norsk Hydro ASA
- Reduction cell for producing aluminum24 Oct 2024US 2024/0351898 A1Aluminum Technologies, LLC
- Method for producing highb purity aluminum from aluminum chloride24 Oct 2024US 2024/0351899 A1Aluminum Technologies, LLC
Most cited
By later US patents
- Process for the production of aluminum chloride and related products15US 4,083,923 AToth Aluminum Corporation · 1978
- Method of forming metal chlorides15US 4,244,935 AAluminum Company of America · 1981
- Process for treating chlorinated hydrocarbons15US 4,435,379 AThe Dow Chemical Company · 1984
- Production of aluminum chloride14US 4,039,648 AAluminum Company of America · 1977
- Fluidized bed desubliming apparatus for recovery of aluminum chloride13US 3,930,800 AAluminum Company of America · 1976