C01B 17/0253
From non-gaseous sulfur compounds other than sulfides or materials containing such sulfides
Official title: {from non-gaseous sulfur compounds other than sulfides or materials containing such sulfides}
C01B17/0253 (From non-gaseous sulfur compounds other than sulfides or materials containing such sulfides) appears on 23 US grants and 15 published applications in this corpus.
Search patents in C01B- Granted patents
- 23
- Published applications
- 15
- Assignees
- 18
- Inventors
- 55
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 0 | 2 |
| 2018 | 3 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 2 |
| 2021 | 2 | 1 |
| 2022 | 1 | 7 |
| 2023 | 3 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for production of elemental sulfur and sulfuric acid10 Feb 2026US 12,545,580 B2Haldor TopsøE A/S
- Method for producing sulfur from phosphogypsum15 Oct 2024US 12,116,273 B2Universite Hassan 1ER De Settat
- Method for production of elemental sulfur by part or fully catalytic oxidation of Claus tail gas7 Nov 2023US 11,807,527 B2Haldor TopsøE A/S
- Method for production of sulfur and sulfuric acid4 Jul 2023US 11,691,877 B2Haldor TopsøE A/S
- Revamping of a claus plant with a sulfuric acid plan4 Apr 2023US 11,618,677 B2Haldor TopsøE A/S
- Selectively permeable nanostructured materials for lithium anode compositions29 Sep 2022US 2022/0310992 A1Conamix Inc.
- Selectively permeable nanostructured materials29 Sep 2022US 2022/0310994 A1Conamix Inc.
- Method for production of elemental sulfur by part or fully catalytic oxidation of claus tail gas28 Jul 2022US 2022/0234891 A1Haldor TopsøE A/S
- Method for production of elemental sulfur and sulfuric acid21 Jul 2022US 2022/0227625 A1Haldor TopsøE A/S
- Revamping of a claus plant with a sulfuric acid plan9 Jun 2022US 2022/0177306 A1Haldor TopsøE A/S
Most cited
By later US patents
- Process and apparatus for treatment of thiosulfate containing liquors17US 4,372,940 ASterling Drug Inc. · 1983
- Method for removing sulphur compounds from water9US 5,474,682 APaques B. V. · 1995
- Recovery of chlorine values from iron chloride by-produced in chlorination of ilmenite and the like7US 4,140,746 AMineral Process Licensing Corporation B.V. · 1979
- Metal recovery process4US 4,389,247 AStandard Oil Company (Indiana) · 1983
- Process for removing SO from a gaseous mixture (OP-3409)4US 4,956,161 AExxon Research & Engineering Co. · 1990