Y10S 48/06
Underground gasification of coal
Y10S48/06 (Underground gasification of coal) appears on 123 US grants and 88 published applications in this corpus.
Search patents in Y10S- Granted patents
- 123
- Published applications
- 88
- Assignees
- 21
- Inventors
- 96
- Latest grant
- 29 Jul 2014
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 8 | 0 |
| 1978 | 8 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 7 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 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 | 73 |
| 2003 | 6 | 8 |
| 2004 | 42 | 3 |
| 2005 | 16 | 0 |
| 2006 | 9 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- In situ recovery from a hydrocarbon containing formation29 Jul 2014US 8,789,586 B2Shell Oil Company
- In situ recovery from a hydrocarbon containing formation16 Jul 2013US 8,485,252 B2Shell Oil Company
- In situ recovery from a hydrocarbon containing formation24 Jul 2012US 8,225,866 B2Shell Oil Company
- In situ recovery from a hydrocarbon containing formation21 Sep 2010US 7,798,221 B2Shell Oil Company
- In situ thermal processing of a coal formation with heat sources located at an edge of a coal layer29 Aug 2006US 7,096,941 B2Shell Oil Company
- In situ recovery from a hydrocarbon containing formation30 Jan 2014US 2014/0027119 A1Shell Oil Company
- In situ recovery from a hydrocarbon containing formation10 Jan 2013US 2013/0008660 A1Shell Oil Company
- In situ recovery from a hydrocarbon containing formation21 Apr 2011US 2011/0088904 A1Shell Oil Company
- In situ recovery from a hydrocarbon containing formation23 Apr 2009US 2009/0101346 A1Shell Oil Company
- In situ thermal processing of a coal formation to increase a permeability/porosity of the formation10 Jun 2004US 2004/0108111 A1Shell Oil Company
Most cited
By later US patents
- Recovery of hydrocarbons from coal377US 3,999,607 AExxon Research & Engineering Co. · 1976
- Method and apparatus for conversion of coal in situ366US 4,776,638 AUniversity of Kentucky Research Foundation · 1988
- Substoichiometric combustion of low heating value gases325US 4,381,641 AGulf Research & Development Company · 1983
- In situ thermal processing of a hydrocarbon containing formation using a selected production well spacing311US 6,712,136 B2Shell Oil Company · 2004
- Minimizing environmental effects in production and use of coal307US 4,114,688 AIn Situ Technology, Inc. · 1978