F27M 2001/04
Carbon-containing material
F27M2001/04 (Carbon-containing material) appears on 20 US grants and 10 published applications in this corpus.
Search patents in F27M- Granted patents
- 20
- Published applications
- 10
- Assignees
- 21
- Inventors
- 47
- Latest grant
- 15 Mar 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 2 |
| 2017 | 0 | 2 |
| 2018 | 2 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Pyrolysis furnace with external heating for processing solid carboncarbon-containing materials (variants)15 Mar 2022US 11,274,881 B2ThermoDeg s.r.o.
- Pot furnace for calcining petroleum coke at low temperature6 Aug 2019US 10,371,446 B2China Aluminum International Engineering Corporation Limited
- Direct smelting process and apparatus11 Dec 2018US 10,151,014 B2Tata Steel Limited
- Blast furnace operation method10 Apr 2018US 9,938,593 B2Jfe Steel Corporation
- Direct smelting process and apparatus3 Nov 2015US 9,175,907 B2Technological Resources Pty. Limited
- Pilot burner hot surface igniter apparatus,systems, and methods6 Nov 2025US 2025/0341365 A1Oxbow Calcining LLC
- Pyrolysis furnace with external heating for processing solid carboncarbon-containing materials (variants)9 May 2019US 2019/0137181 A1ThermoDeg s.r.o.
- Pot Furnace for Calcining Petroleum Coke at Low Temperature14 Sep 2017US 2017/0261262 A1China Aluminum International Engineering Corporation Limited
- High temperature alloy particle dosing device9 Feb 2017US 2017/0038145 A1Rassini Frenos, S.A. De C.V.
- Blast furnace operation method25 Feb 2016US 2016/0053338 A1Jfe Steel Corporation
Most cited
By later US patents
- Method of producing carbonaceous bodies20US 4,738,753 AAlusuisse Italia S.p.A. · 1988
- Method and tunnel type furnace for calcining carbonaceous bodies, in particular electrodes14US 4,674,975 AAlusuisse Italia S.p.A. · 1987
- Method for calcining carbonaceous materials14US 4,741,694 AReynolds Metals Company · 1988
- Rotating melter13US 4,522,587 AHy-Way Heat Systems, Inc. · 1985
- Methods and apparatus for calcining carbonaceous material11US 4,354,829 AAirco, Inc. · 1982