C01B 7/075
Of liquid chlorine
Official title: of liquid chlorine
C01B7/075 (Of liquid chlorine) appears on 14 US grants and 13 published applications in this corpus.
Search patents in C01B- Granted patents
- 14
- Published applications
- 13
- Assignees
- 12
- Inventors
- 54
- Latest grant
- 13 Aug 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 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 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 3 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 2 |
| 2012 | 2 | 3 |
| 2013 | 1 | 1 |
| 2014 | 2 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 2 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and apparatus for vaporizing liquid chlorine containing nitrogen trichloride13 Aug 2019US 10,377,629 B2Noram International Limited
- Process for purifying raw-material gases by fractionation3 Jul 2018US 10,011,484 B1Coverstro Deutschland AG
- Process for purifying raw-material gases by fractionation10 Apr 2018US 9,938,147 B2Covestro Deutschland AG
- Method for purifying a chlorine supply6 May 2014US 8,715,467 B2BASF SE
- Method of producing chlorine gas, aqueous sodium hypochlorite solution and liquid chlorine1 Apr 2014US 8,685,147 B2Kaneka Corporation
- Storage material and method for chlorine storage1 Oct 2020US 2020/0306723 A1Covestro Deutschland AG
- Process for purifying raw-material gases by fractionation5 Jul 2018US 2018/0186633 A1Covestro Deutschland AG
- Process for purifying raw-material gases by fractionation7 Apr 2016US 2016/0096731 A1Coverstro Deutschland AG
- Method for purifying a chlorine supply14 Nov 2013US 2013/0303803 A1BASF SE
- Distillation process for separating chlorine from gas streams comprising oxygen and chlorine23 Aug 2012US 2012/0213692 A1Base SE
Most cited
By later US patents
- Separation process combining condensation, membrane separation and flash evaporation22US 5,755,855 AMembrane Technology and Research, Inc. · 1998
- Chlorine separation process combining condensation, membrane separation and flash evaporation13US 5,861,049 AMembrane Technology and Research, Inc. · 1999
- Method of producing chlorine gas, aqueous sodium hypochlorite solution and liquid chlorine2US 8,048,203 B2Kaneka Corporation · 2011
- Method for purifying a chlorine supply2US 8,512,447 B2BASF SE · 2013
- Caustic chlorine filter bag1US 4,172,788 A1979