C10F 7/00
Working-up peat
Official title: Working-up peat (extracting wax from peat C10G)
C10F7/00 (Working-up peat) appears on 21 US grants and 15 published applications in this corpus.
Search patents in C10F- Granted patents
- 21
- Published applications
- 15
- Assignees
- 20
- Inventors
- 59
- Latest grant
- 9 Aug 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 4 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 2 |
| 2022 | 2 | 1 |
| 2023 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Processing of low rank coal9 Aug 2022US 11,407,954 B2Ecogensus LLC
- Processing of low rank coal31 May 2022US 11,345,870 B2Ecogensus LLC
- Method for producing biofuel and use of biofuel25 Jun 2019US 10,329,505 B2Aalto University Foundation sr
- Coal reforming system2 Sep 2014US 8,821,695 B2Mitsubishi Heavy Industries, Ltd.
- Apparatus and method for size reduction10 Dec 2013US 8,602,331 B2Musse Singapore Pte Ltd
- Processing of low rank coal19 Jan 2023US 2023/0017322 A1Ecogensus LLC
- Processing of low rank coal3 Nov 2022US 2022/0348837 A1Ecogensus LLC
- Processing of low rank coal15 Jul 2021US 2021/0214627 A1Ecogensus LLC
- Processing of low rank coal15 Jul 2021US 2021/0214629 A1Ecogensus LLC
- Control, method for pyrolysis process of low-rank-coal26 Sep 2019US 2019/0292466 A1
Most cited
By later US patents
- Process for improving low quality coal101US 4,508,539 AIdemitsu Kosan Co., Ltd. · 1985
- Apparatus and process for thermal treatment of organic carbonaceous materials32US 4,477,257 AK-Fuel/Koppelman Patent Licensing Trust · 1984
- Method of granulating peat using gentle extrusion conditions and viscosified water31US 6,287,496 B1Bene-Tech, Inc. · 2001
- Upgrading solid fuels22US 4,758,244 ACRA Services Limited · 1988
- Pelletizing lignite16US 4,412,840 A1983