C01B 7/0743
Of gaseous or dissolved chlorine
Official title: {of gaseous or dissolved chlorine}
C01B7/0743 (Of gaseous or dissolved chlorine) appears on 71 US grants and 60 published applications in this corpus.
Search patents in C01B- Granted patents
- 71
- Published applications
- 60
- Assignees
- 55
- Inventors
- 250
- Latest grant
- 12 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 4 | 3 |
| 2003 | 1 | 7 |
| 2004 | 7 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 10 |
| 2008 | 0 | 5 |
| 2009 | 0 | 1 |
| 2010 | 0 | 2 |
| 2011 | 2 | 6 |
| 2012 | 3 | 1 |
| 2013 | 2 | 2 |
| 2014 | 2 | 2 |
| 2015 | 0 | 2 |
| 2016 | 0 | 1 |
| 2017 | 1 | 2 |
| 2018 | 3 | 5 |
| 2019 | 3 | 1 |
| 2020 | 0 | 1 |
| 2021 | 2 | 4 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
| 2024 | 1 | 2 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Apparatus and method for rapid cooling of high temperature gas12 Aug 2025US 12,383,857 B2Wanhua Chemical Group Co., Ltd.
- Storage medium and method for separating, storing and transporting chlorine from chlorine-containing gases20 Feb 2024US 11,905,177 B2Covestro Intellectual Property GmbH & Co.KG
- Method for producing a gas21 Mar 2023US 11,607,627 B2Taiyo Nippon Sanso Corporation
- Method and an apparatus for separating chlorine gas from a gaseous anode outlet stream of an electrochemical reactor7 Jun 2022US 11,351,497 B2Max-Planck-Gesellschaft Zur FöRderung Der Wissenschaften E. V.
- Metal doped carbon based hard mask removal in semiconductor fabrication13 Jul 2021US 11,062,897 B2Lam Research Corporation
- Storage medium for storing hydrogen chloride and method for separating and storing hydrogen chloride hcl from hcl containing gas4 Jul 2024US 2024/0216889 A1Freie UniversitäT Berlin
- Process for preparing chlorine27 Jun 2024US 2024/0208814 A1BASF SE
- Apparatus and method for rapid cooling of high temperature gas13 Oct 2022US 2022/0323897 A1Wanhua Chemical (Ningbo) Co., Ltd.
- Method and system for producing high-purity hydrogen chloride28 Oct 2021US 2021/0331919 A1Hong-In Chemical Co., Ltd.
- Gas-liquid separating device6 May 2021US 2021/0129045 A1Taiyo Nippon Sanso Corporation
Most cited
By later US patents
- Treatment of fluids with electromagnetic radiation54US 5,832,361 A1998
- Method for electrochemically processing HCL gas into highly pure chlorine27US 6,368,490 B1Bayer Aktiengesellschaft · 2002
- Production process of chlorine24US 4,774,070 AMitsui Toatsu Chemicals, Inc. · 1988
- Pressure swing adsorption process for chlorine plant offgas24US 5,376,164 AUop LLC · 1994
- Separation process combining condensation, membrane separation and flash evaporation22US 5,755,855 AMembrane Technology and Research, Inc. · 1998