C22B 9/14
Refining in the solid state
C22B9/14 (Refining in the solid state) appears on 45 US grants and 46 published applications in this corpus.
Search patents in C22B- Granted patents
- 45
- Published applications
- 46
- Assignees
- 42
- Inventors
- 174
- Latest grant
- 26 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 3 |
| 2003 | 4 | 1 |
| 2004 | 0 | 2 |
| 2005 | 0 | 0 |
| 2006 | 0 | 4 |
| 2007 | 0 | 2 |
| 2008 | 0 | 4 |
| 2009 | 3 | 1 |
| 2010 | 2 | 4 |
| 2011 | 1 | 3 |
| 2012 | 2 | 4 |
| 2013 | 2 | 1 |
| 2014 | 0 | 2 |
| 2015 | 2 | 2 |
| 2016 | 1 | 1 |
| 2017 | 3 | 3 |
| 2018 | 3 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 3 |
| 2022 | 0 | 1 |
| 2023 | 1 | 3 |
| 2024 | 1 | 1 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for enriching niobium and titanium in a mineral containing iron, niobium and titanium and a use of a nickel-containing substance26 Aug 2025US 12,398,441 B2Baotou Research Institute of Rare Earths
- Method for preparing a charge ingot for production of products by casting28 Jan 2025US 12,208,445 B2Obshchestvo S Ogranichennoy Otvetstvennoost'yu “Obedinennaya Kompaniya Rusal Inzhenerno-Tekhnologicheskiy Tsentr”
- Portable dehydriding apparatus and method of using same3 Sep 2024US 12,077,836 B2Atomic Energy of Canada Limited/éNergie Atomique Du Canada LimitéE
- Method for selectively oxidizing metals of an alloy3 Oct 2023US 11,772,158 B2Aurum Integra Inc.
- Method and system for processing slag material13 Oct 2020US 10,799,882 B2Mid-American Gunite, Inc.
- Reduction system and method for high-melting point metal oxides, using liquid metal crucible25 Jan 2024US 2024/0026555 A1
- A method for enriching niobium and titanium in a mineral containing iron, niobium and titanium and a use of a nickel-containing substance28 Dec 2023US 2023/0416870 A1Baotou Research Institute of Rare Earths
- Method and device for the purification of powders16 Nov 2023US 2023/0366060 A1
- Hydrometallurgical method for simultaneously extracting metals and gypsum from the dust of a steelworks electric arc furnace4 May 2023US 2023/0137480 A1
- Portable dehydriding apparatus and method of using same11 Aug 2022US 2022/0251678 A1Atomic Energy of Canada Limited/éNergie Atomique Du Canada LimitéE
Most cited
By later US patents
- Low oxygen refractory metal powder for powder metallurgy50US 6,521,173 B2H. C. Starck GmbH · 2003
- Low oxygen refractory metal powder for powder metallurgy39US 6,261,337 B12001
- Microstructural refinement of cast titanium30US 4,505,764 AHowmet Turbine Components Corporation · 1985
- Method for removing sulfur from superalloy articles to improve their oxidation resistance26US 5,346,563 AUnited Technologies Corporation · 1994
- Method for the dispersion of hard alpha defects in ingots of titanium or titanium alloy and ingots produced thereby18US 4,622,079 AGeneral Electric Company · 1986