E02B 15/043
Devices or methods for removing oil by means of freezing
Official title: {Devices or methods for removing oil by means of freezing}
E02B15/043 (Devices or methods for removing oil by means of freezing) appears on 18 US grants and 13 published applications in this corpus.
Search patents in E02B- Granted patents
- 18
- Published applications
- 13
- Assignees
- 3
- Inventors
- 11
- Latest grant
- 20 Dec 2011
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 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 | 0 |
| 2009 | 5 | 10 |
| 2010 | 3 | 2 |
| 2011 | 3 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Environmentally-neutral processing with condensed phase cryogenic fluids20 Dec 2011US 8,080,164 B2
- Environmentally-neutral processing with condensed phase cryogenic fluids10 May 2011US 7,938,964 B2
- Environmentally-neutral processing with condensed phase cryogenic fluids29 Mar 2011US 7,914,672 B2
- Environmentally-neutral processing with condensed phase cryogenic fluids9 Mar 2010US 7,674,373 B2
- Environmentally-neutral processing with condensed phase cryogenic fluids9 Feb 2010US 7,658,856 B2
- Apparatus and method for recovery of hydrocarbons from the surface of a body of water3 Jan 2013US 2013/0000350 A1Air Liquide Industrial U.S. LP
- Environmentally-Neutral Processing With Condensed Phase Cryogenic Fluids18 Nov 2010US 2010/0287980 A1
- Environmentally-Neutral Processing With Condensed Phase Cryogenic Fluids25 Feb 2010US 2010/0043487 A1
- Environmentally-neutral processing with condensed phase cryogenic fluids20 Aug 2009US 2009/0205363 A1
- Environmentally-Neutral Processing With Condensed Phase Cryogenic Fluids19 Feb 2009US 2009/0044546 A1
Most cited
By later US patents
- Hydrocarbon products damage control systems43US 4,420,400 AGeneral Technology Applications, Inc. · 1983
- Method and apparatus for controlling water surface activity26US 4,356,094 A1982
- Cryothermal manipulation of petroleum24US 4,129,431 ARose Shuffman, executrix u/w Oscar Shuffman, deceased · 1978
- Cryothermal manipulation of petroleum spills on water18US 4,031,707 A1977
- Cryothermal manipulation of petroleum13US 4,223,536 A1980