C22B 34/1218
Obtaining titanium or titanium compounds from ores or scrap by dry processes
Official title: {obtaining titanium or titanium compounds from ores or scrap by dry processes}
C22B34/1218 (Obtaining titanium or titanium compounds from ores or scrap by dry processes) appears on 130 US grants and 63 published applications in this corpus.
Search patents in C22B- Granted patents
- 130
- Published applications
- 63
- Assignees
- 73
- Inventors
- 271
- Latest grant
- 18 Jun 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 5 | 0 |
| 1978 | 7 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 6 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 10 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 2 |
| 2002 | 2 | 2 |
| 2003 | 1 | 3 |
| 2004 | 2 | 6 |
| 2005 | 2 | 3 |
| 2006 | 1 | 5 |
| 2007 | 2 | 2 |
| 2008 | 2 | 7 |
| 2009 | 2 | 4 |
| 2010 | 3 | 1 |
| 2011 | 2 | 2 |
| 2012 | 2 | 5 |
| 2013 | 0 | 3 |
| 2014 | 5 | 2 |
| 2015 | 3 | 2 |
| 2016 | 1 | 4 |
| 2017 | 3 | 1 |
| 2018 | 2 | 2 |
| 2019 | 2 | 3 |
| 2020 | 1 | 1 |
| 2021 | 1 | 2 |
| 2022 | 2 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- System and process for the recovery of titanium, titanium alloy, zirconium and zirconium alloy scrap18 Jun 2024US 12,012,645 B2
- Method for recovering a minor metal and/or rare-earth metal12 Apr 2022US 11,299,796 B2JX Nippon Mining & Metals Corporation
- Method for recovering transition metal tetrahalide and hydrocarbons from a waste stream4 Jan 2022US 11,213,765 B2Borealis AG
- Method and machine for producing titanium cobbles6 Apr 2021US 10,967,386 B2Metaldo Co., Ltd.
- System for processing Red Mud and method of processing Red Mud1 Dec 2020US 10,851,007 B1Red Mud Enterprises LLC
- System and process for the recovery of titanium, titanium alloy, zirconium and zirconium alloy scrap6 Jan 2022US 2022/0002839 A1
- Device for chlorinating titanium-containing material in a solution of chloride salts12 Aug 2021US 2021/0245131 A1Ust-Kamenogorsk Titanium and Magnesium Plant Joint Stock Company Uktmp Jsc
- Method and machine for producing titanium cobbles14 Jan 2021US 2021/0008568 A1Metaldo Co., Ltd.
- Method of producing titanium and titanium alloy nanopowder from titanium-containing slag through shortened process28 May 2020US 2020/0165703 A1
- Method for recovering transition metal tetrahalide and hydrocarbons from a waste stream21 Nov 2019US 2019/0351346 A1Borealis AG
Most cited
By later US patents
- Method of making metals and other elements59US 5,779,761 AKroftt-Brakston International, Inc. · 1998
- Method of making metals and other elements from the halide vapor of the metal54US 5,958,106 AInternational Titanium Powder, LLC · 1999
- Electrolytic recovery system for obtaining titanium metal from its ore48US 4,487,677 AMetals Production Research, Inc. · 1984
- Low cost titanium production44US 5,503,655 AOrbit Technologies, Inc. · 1996
- Extraction of trace metals from fly ash43US 4,475,993 AThe United States of America as represented by the United States Department of Energy · 1984