C10J 2300/0933
Coal fines for producing water gas
C10J2300/0933 (Coal fines for producing water gas) appears on 38 US grants and 35 published applications in this corpus.
Search patents in C10J- Granted patents
- 38
- Published applications
- 35
- Assignees
- 49
- Inventors
- 120
- Latest grant
- 20 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 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 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 6 |
| 2009 | 0 | 2 |
| 2010 | 1 | 4 |
| 2011 | 3 | 2 |
| 2012 | 1 | 4 |
| 2013 | 3 | 3 |
| 2014 | 1 | 3 |
| 2015 | 3 | 4 |
| 2016 | 1 | 2 |
| 2017 | 3 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 1 |
| 2020 | 2 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Process for preparing fuel gas through graded pyrolysis and gasification of powdered coal20 May 2025US 12,305,132 B2China University of Petroleum (East China)
- Bio-multi-reactor hydrogen generation method and system17 Sep 2024US 12,091,621 B2
- All-steam gasification for supercritical CO2 cycle system7 Dec 2021US 11,193,073 B2Wormser Energy Solutions, Inc.
- Composite iron-sodium catalyst for coal gasification13 Oct 2020US 10,800,987 B2University of Wyoming
- All-steam gasification for supercritical CO2 power cycle system25 Feb 2020US 10,570,348 B2Wormser Energy Solutions, Inc.
- Process for preparing fuel gas through graded pyrolysis and gasification of powdered coal6 Mar 2025US 2025/0075138 A1China University of Petroleum (East China)
- Bio-multi-reactor hydrogen generation method and system11 Apr 2024US 2024/0117258 A1
- All-Steam Gasification for Supercritical CO2 Cycle System14 May 2020US 2020/0148963 A1Wormser Energy Solutions, Inc.
- Coal gasification14 Feb 2019US 2019/0048271 A1
- All-Steam Gasification for Supercritical CO2 Power Cycle System19 Jul 2018US 2018/0201849 A1Wormser Energy Solutions, Inc.
Most cited
By later US patents
- Partial oxidation burner54US 4,443,228 ATexaco Inc. · 1984
- Variable capacity gasification burner43US 4,502,633 AEastman Kodak Company · 1985
- Partial oxidation process for slurries of solid fuel32US 4,443,230 ATexaco Inc. · 1984
- Method of cooling and deashing25US 4,474,584 ATexaco Development Corporation · 1984
- Fluid coking and gasification process19US 4,331,529 AExxon Research & Engineering Co. · 1982