C22B 1/2406
Pelletizing
Official title: {pelletizing}
C22B1/2406 (Pelletizing) appears on 229 US grants and 202 published applications in this corpus.
Search patents in C22B- Granted patents
- 229
- Published applications
- 202
- Assignees
- 176
- Inventors
- 701
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 9 | 0 |
| 1978 | 12 | 0 |
| 1979 | 3 | 0 |
| 1980 | 10 | 0 |
| 1981 | 7 | 0 |
| 1982 | 8 | 0 |
| 1983 | 8 | 0 |
| 1984 | 4 | 0 |
| 1985 | 6 | 0 |
| 1986 | 6 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 1 |
| 2003 | 2 | 2 |
| 2004 | 3 | 5 |
| 2005 | 1 | 1 |
| 2006 | 1 | 5 |
| 2007 | 1 | 4 |
| 2008 | 2 | 6 |
| 2009 | 3 | 12 |
| 2010 | 4 | 5 |
| 2011 | 7 | 8 |
| 2012 | 7 | 5 |
| 2013 | 6 | 5 |
| 2014 | 3 | 6 |
| 2015 | 6 | 7 |
| 2016 | 8 | 11 |
| 2017 | 4 | 12 |
| 2018 | 8 | 6 |
| 2019 | 5 | 8 |
| 2020 | 4 | 7 |
| 2021 | 3 | 5 |
| 2022 | 2 | 9 |
| 2023 | 8 | 12 |
| 2024 | 6 | 19 |
| 2025 | 5 | 17 |
| 2026 | 9 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Enhanced dross feedstock29 Sep 2026US 12,747,485 B2Novelis Inc.
- Ore pelletizing compositions, devices, systems, and methods using automotive paint sludge as a binder15 Sep 2026US 12,734,565 B2Colorado School of Mines
- Lower temperature pelletizing process of iron ore fines7 Jul 2026US 12,674,223 B2
- Biocarbon compositions with optimized compositional parameters, and processes for producing the same16 Jun 2026US 12,655,061 B2Carbon Technology Holdings, LLC
- Carbon-negative metallurgical products16 Jun 2026US 12,655,487 B2Carbon Technology Holdings, LLC
- Method for antimony recovery and synergistic fluorine fixation from low-grade complex antimony oxide resources1 Oct 2026US 2026/0297704 A1Kunming University of Science and Technology
- A process for producing iron oxide pellets27 Aug 2026US 2026/0250791 A1Iron Ore Company of Canada
- Exothermic iron compounds for producing iron oxide pellets27 Aug 2026US 2026/0250792 A1Iron Ore Company of Canada
- Binder compositions and methods of use20 Aug 2026US 2026/0242888 A1Locus Solutions Ipco, LLC
- Lithium recovery from slags20 Aug 2026US 2026/0242895 A1Umicore AG & Co. KG
Most cited
By later US patents
- Carbon-negative metallurgical products34US 11,851,723 B2Carbon Technology Holdings, LLC · 2023
- Method of producing reduced iron pellets34US 6,152,983 AKabushiki Kaisha Kobe Seiko Sho · 2000
- Pelletization of pyrolyzed rubber products34US 8,323,793 B2Tellus Technology, Inc. · 2012
- Method for recovering precious metals33US 4,374,097 ANeha International · 1983
- Process for agglomerating mineral ore concentrate utilizing dispersions of polymer binders or dry polymer binders30US 4,802,914 AUnion Carbide Corporation · 1989