B01D 53/485
Containing only one sulfur compound other than sulfur oxides or hydrogen sulfide
Official title: {containing only one sulfur compound other than sulfur oxides or hydrogen sulfide}
B01D53/485 (Containing only one sulfur compound other than sulfur oxides or hydrogen sulfide) appears on 95 US grants and 68 published applications in this corpus.
Search patents in B01D- Granted patents
- 95
- Published applications
- 68
- Assignees
- 69
- Inventors
- 215
- Latest grant
- 30 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 2 |
| 2007 | 2 | 4 |
| 2008 | 0 | 3 |
| 2009 | 4 | 2 |
| 2010 | 4 | 6 |
| 2011 | 3 | 3 |
| 2012 | 2 | 1 |
| 2013 | 2 | 5 |
| 2014 | 3 | 4 |
| 2015 | 4 | 6 |
| 2016 | 5 | 5 |
| 2017 | 2 | 3 |
| 2018 | 6 | 6 |
| 2019 | 4 | 2 |
| 2020 | 3 | 1 |
| 2021 | 2 | 3 |
| 2022 | 3 | 1 |
| 2023 | 4 | 3 |
| 2024 | 0 | 2 |
| 2025 | 2 | 1 |
| 2026 | 0 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Regenerable solvent mixtures for acid-gas separation30 Sep 2025US 12,427,471 B2Research Triangle Institute
- Process for simultaneous removal of hydrogen sulfide and heavy metals16 Sep 2025US 12,415,726 B2King Fahd University of Petroleum and Minerals
- Scrubbing fluid and methods for using same21 Nov 2023US 11,819,798 B2Ineos Americas, LLC
- Sorbents for coal combustion22 Aug 2023US 11,732,888 B2NOx II, Ltd.
- Iron sulphide scale removal from oil and gas wells using green formulation28 Feb 2023US 11,591,509 B2Qatar Foundation for Education, Science and Community Development
- Process for removing sulfur containing compounds from gas containing at least one sulfur containing compound10 Sep 2026US 2026/0264009 A1Sulzer Management AG
- Process for desulfurization, decarbonization, and co purification of blast furnace gas25 Jun 2026US 2026/0175171 A1Fujian province Sinogasholder Equipment Installation Co., Ltd.
- Method for electrocatalytic synergistic treatment of industrial sulfur-containing flue gas and conversion of PET waste plastics into hydroxymethanesulfonate25 Jun 2026US 2026/0176775 A1Beijing University of Technology
- Regenerable solvent mixtures for acid-gas separation8 Jan 2026US 2026/0007998 A1Research Triangle Institute
- Gas Circulation Apparatus for Degradation of Sulfur Hexafluoride Gas, and Gas Scrubbing Mechanism1 May 2025US 2025/0135401 A1Guizhou Power Grid Company Limited
Most cited
By later US patents
- Reducing mercury emissions from the burning of coal97US 7,776,301 B2NOx II, Ltd. · 2010
- Process for the removal of hydrogen sulfide from gaseous streams by catalytic oxidation of hydrogen sulfide to sulfur while inhibiting the formation of sulfur oxides83US 4,009,251 ARhodia Inc. · 1977
- Reducing mercury emissions from the burning of coal78US 7,507,083 B22009
- Hydrolysis of carbon oxysulfide64US 4,100,256 AThe Dow Chemical Company · 1978
- Reducing mercury emissions from the burning of coal64US 7,674,442 B22010