C01B 17/43
From oxides or hydroxides with sulfur or hydrogen sulfide
Official title: from oxides or hydroxides with sulfur or hydrogen sulfide
C01B17/43 (From oxides or hydroxides with sulfur or hydrogen sulfide) appears on 12 US grants and 8 published applications in this corpus.
Search patents in C01B- Granted patents
- 12
- Published applications
- 8
- Assignees
- 9
- Inventors
- 19
- Latest grant
- 12 Jul 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 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 | 1 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 2 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 2 | 2 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Calcium sulfide decomposition process12 Jul 2022US 11,383,980 B2Ocp SA
- System for tail gas treatment of sulfur recovery units11 Feb 2020US 10,556,805 B2Saudi Arabian Oil Company
- System for tail gas treatment of sulfur recovery units26 Mar 2019US 10,239,763 B1Saudi Arabian Oil Company
- Process for acid gas treatment and power generation26 Feb 2019US 10,213,730 B1Saudi Arabian Oil Company
- Calcium-sodium polysulfide chemical reagent and production methods10 May 2011US 7,938,766 B2Heritage Environmental Services, LLC
- Calcium Sulfide Decomposition Process26 Aug 2021US 2021/0261412 A1Ocp SA
- System for Tail Gas Treatment of Sulfur Recovery Units6 Jun 2019US 2019/0169039 A1Saudi Arabian Oil Company
- Process for Acid Gas Treatment and Power Generation28 Feb 2019US 2019/0060824 A1Saudi Arabian Oil Company
- Supported Sulfides for Mercury Capture4 Feb 2016US 2016/0030915 A1Novinda Corporation
- Calcium-sodium polysulfide chemical reagent and production methods29 Oct 2009US 2009/0270671 A1Heritage Environmental Services, LLC
Most cited
By later US patents
- Apparatus for preparing aqueous and oily, sulfur containing products9US 4,624,419 ANehezvegyipari Kutato Intezet · 1986
- Method for chemically stabilizing waste materials containing multivalent oxyanions8US 7,144,362 B2Heritage Environmental Servicers, LLC · 2006
- Process for even division of substances and mixtures of substances in the course of manufacture of pulverulent preparations by chemical reaction5US 4,488,971 A1984
- Process for even division of substances and mixtures of substances in the course of manufacturing of pulverulent preparations by chemical reaction3US 4,350,598 A1982
- System for tail gas treatment of sulfur recovery units1US 10,239,763 B1Saudi Arabian Oil Company · 2019