C22B 34/1222
Using a halogen containing agent
Official title: {using a halogen containing agent}
C22B34/1222 (Using a halogen containing agent) appears on 95 US grants and 40 published applications in this corpus.
Search patents in C22B- Granted patents
- 95
- Published applications
- 40
- Assignees
- 53
- Inventors
- 185
- Latest grant
- 12 Apr 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 1 | 0 |
| 1984 | 10 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 2 |
| 2003 | 1 | 2 |
| 2004 | 1 | 5 |
| 2005 | 2 | 2 |
| 2006 | 0 | 4 |
| 2007 | 2 | 2 |
| 2008 | 2 | 4 |
| 2009 | 1 | 3 |
| 2010 | 3 | 0 |
| 2011 | 1 | 2 |
| 2012 | 1 | 4 |
| 2013 | 0 | 2 |
| 2014 | 5 | 0 |
| 2015 | 2 | 0 |
| 2016 | 1 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 2 |
| 2020 | 0 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for recovering a minor metal and/or rare-earth metal12 Apr 2022US 11,299,796 B2JX Nippon Mining & Metals Corporation
- Method for recycling waste cemented carbide by molten salt chemistry6 Aug 2019US 10,369,631 B2
- Method for preparing rutile from acid-soluble titanium slag28 Aug 2018US 10,060,009 B2Yunnan Minzu University
- Recycle of titanium diboride materials21 Nov 2017US 9,822,016 B2Alcoa USA Corp.
- Method for manufacturing zirconium metal and hafnium metal19 Apr 2016US 9,315,915 B2Kabushiki Kaisha Toshiba
- 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 of producing titanium and titanium alloy nanopowder from titanium-containing slag through shortened process28 May 2020US 2020/0165703 A1
- Method for recovering a minor metal and/or rare-earth metal26 Sep 2019US 2019/0292630 A1JX Nippon Mining & Metals Corporation
- Agglomeration of fines of titanium bearing materials16 May 2019US 2019/0144337 A1Iluka Resources Limited
- Method for preparing rutile from acid-soluble titanium slag1 Feb 2018US 2018/0030575 A1Yunnan Minzu University
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
- 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
- Process for producing an aqueous solution comprising ferric chloride37US 5,935,545 AE. I. Du Pont de Nemours and Company · 1999