B22F 9/26
Using gaseous reductors
Official title: using gaseous reductors
B22F9/26 (Using gaseous reductors) appears on 76 US grants and 86 published applications in this corpus.
Search patents in B22F- Granted patents
- 76
- Published applications
- 86
- Assignees
- 69
- Inventors
- 241
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 3 | 2 |
| 2005 | 0 | 3 |
| 2006 | 2 | 0 |
| 2007 | 0 | 7 |
| 2008 | 4 | 1 |
| 2009 | 3 | 4 |
| 2010 | 4 | 4 |
| 2011 | 1 | 0 |
| 2012 | 0 | 5 |
| 2013 | 2 | 6 |
| 2014 | 4 | 1 |
| 2015 | 3 | 2 |
| 2016 | 3 | 7 |
| 2017 | 2 | 8 |
| 2018 | 5 | 8 |
| 2019 | 8 | 12 |
| 2020 | 3 | 4 |
| 2021 | 5 | 2 |
| 2022 | 0 | 4 |
| 2023 | 1 | 2 |
| 2024 | 1 | 1 |
| 2025 | 2 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polymer-mediated particle coarsening within hollow silica shell nanoreactors24 Feb 2026US 12,558,725 B2Northwestern University
- Method for producing nickel nanopowder and nickel nanopowder produced using same25 Feb 2025US 12,233,464 B2Korea Institute of Industrial Technology
- Methods of forming metal nanomaterials18 Feb 2025US 12,226,835 B2Battelle Energy Alliance, LLC
- Easily-crushable copper powder and manufacturing method therefor5 Mar 2024US 11,920,215 B2JX Metals Corporation
- Metal material sintering densification and grain size control method13 Jun 2023US 11,673,196 B2University of Science and Technology Beijing
- System and method for preparing pure metallic nanoparticles using a direct electric arc8 Jan 2026US 2026/0008103 A1Princess Nourah Bint Abdulrahman University
- Process for preparing molybdenum alloy by ultra-high-temperature rolling18 Sep 2025US 2025/0290176 A1Henan University of Science and Technology
- Metallic foams and methods for producing them22 May 2025US 2025/0162028 A1ETH Zurich
- Method for obtaining fine iron-containing powders11 Jan 2024US 2024/0009735 A1Ferrme Group Limited Liability Company
- Method for producing nickel nanopowder and nickel nanopowder produced using same28 Dec 2023US 2023/0415232 A1Korea Institute of Industrial Technology
Most cited
By later US patents
- Coated nickel-containing powders, methods and apparatus for producing such powders and devices fabricated from same85US 7,384,447 B2Cabot Corporation · 2008
- Methods for producing platinum powders77US 6,165,247 ASuperior MicroPowders LLC · 2000
- Making particles of uniform size75US 5,906,670 AIsis Innovation Limited · 1999
- Method for making silver-containing particles71US 6,277,169 B1Superior MicroPowders LLC · 2001
- Nickel powders, methods for producing powders and devices fabricated from same69US 6,316,100 B1Superior MicroPowders LLC · 2001