C01B 17/79
Containing vanadium
Official title: containing vanadium
C01B17/79 (Containing vanadium) appears on 43 US grants and 30 published applications in this corpus.
Search patents in C01B- Granted patents
- 43
- Published applications
- 30
- Assignees
- 34
- Inventors
- 113
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 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 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 1 | 1 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 4 |
| 2019 | 2 | 3 |
| 2020 | 5 | 3 |
| 2021 | 2 | 1 |
| 2022 | 1 | 2 |
| 2023 | 1 | 1 |
| 2024 | 0 | 4 |
| 2025 | 0 | 1 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydrogen sulfide conversion21 Jul 2026US 12,686,930 B2Saudi Arabian Oil Company
- Method for manufacturing sulphuric acid19 May 2026US 12,630,424 B2Ocp SA
- Process for the removal of particulate matter from an aqueous stream14 Apr 2026US 12,599,858 B2Topsoe A/S
- Method for preparing electronic grade sulfuric acid from waste sulfuric acid solution1 Aug 2023US 11,713,247 B2Green Advanced Technology Ltd.
- Process system and process method for conversion of sulfur-containing flue gas to sulfuric acid13 Sep 2022US 11,440,798 B2Keyon Process Co., Ltd
- Method and system for treating sulfur dioxide containing stream by catalytic oxidation and acid aqueous absorption12 Feb 2026US 2026/0042058 A1Saudi Arabian Oil Company
- Method for manufacturing electronic-grade sulfuric acid8 Jan 2026US 2026/0008675 A1Kanto-Ppc Inc.
- A process for conversion of aqueous hydrogen sulfide to sulfuric acid15 May 2025US 2025/0154005 A1Topsoe A/S
- Production of sulfuric acid employing an o2 rich stream19 Dec 2024US 2024/0417256 A1Topsoe A/S
- Preparation of alkali salt solutions28 Nov 2024US 2024/0391788 A1LI-Technology Pty Ltd.
Most cited
By later US patents
- Sulphur dioxide converter and pollution arrester system65US 4,419,331 A1983
- Alkaline earth metal spinel/kaolin clays and processes for making35US 4,904,627 AUop LLC · 1990
- Process for removing sulfur oxide and nitrogen oxide23US 4,830,840 AUop LLC · 1989
- Fixed bed catalyst22US 3,969,274 ANational Distillers and Chemical Corporation · 1976
- Catalyst for the oxidation of sulfur dioxide and method for the production of the catalyst12US 5,215,953 ADegussa AG · 1993