B01D 2255/20769
Molybdenum
B01D2255/20769 (Molybdenum) appears on 249 US grants and 305 published applications in this corpus.
Search patents in B01D- Granted patents
- 249
- Published applications
- 305
- Assignees
- 188
- Inventors
- 824
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 6 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 4 | 1 |
| 2003 | 2 | 3 |
| 2004 | 4 | 2 |
| 2005 | 1 | 3 |
| 2006 | 2 | 0 |
| 2007 | 1 | 6 |
| 2008 | 1 | 5 |
| 2009 | 0 | 23 |
| 2010 | 10 | 21 |
| 2011 | 7 | 18 |
| 2012 | 13 | 19 |
| 2013 | 21 | 19 |
| 2014 | 19 | 13 |
| 2015 | 11 | 21 |
| 2016 | 10 | 19 |
| 2017 | 16 | 16 |
| 2018 | 10 | 23 |
| 2019 | 13 | 22 |
| 2020 | 18 | 13 |
| 2021 | 15 | 16 |
| 2022 | 14 | 15 |
| 2023 | 16 | 10 |
| 2024 | 3 | 8 |
| 2025 | 6 | 6 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Nitrogen oxide removing denitrification catalyst having high durability against sulfur dioxide, method for preparing the same, and method for removing nitrogen oxide using the same8 Sep 2026US 12,728,406 B2Korea Institute of Science and Technology
- Highly chlorine- and water-resistant catalyst, preparation method therefor and use thereof28 Apr 2026US 12,611,654 B2Zhejiang University
- Denitration catalyst and method for purifying exhaust gas14 Apr 2026US 12,599,872 B2Mitsubishi Heavy Industries, Ltd.
- Methods for regenerating a filter medium and cleaning flue gas7 Apr 2026US 12,594,519 B2W. L. Gore & Associates, Inc.
- Regenerated denitration catalyst and method for manufacturing the same, and denitration apparatus30 Sep 2025US 12,427,509 B2Mitsubishi Heavy Industries, Ltd.
- Tail gas treatment by two stage adsorption with intermediate cooling30 Jul 2026US 2026/0216647 A1Saudi Arabian Oil Company
- Method for producing oxidation/reduction catalyst utilizing sulfur element-containing precursor and oxidation/reduction catalyst produced thereby23 Jul 2026US 2026/0208179 A1Korea Institute of Industrial Technology
- Carbon monoxide catalyst and preparation method therefor and use thereof12 Mar 2026US 2026/0070044 A1University of Science and Technology Beijing
- Abatement apparatus and method18 Dec 2025US 2025/0381520 A1
- Exhaust gas treatment apparatus, combustion facility, power generation facility, and exhaust gas treatment method14 Aug 2025US 2025/0256242 A1Mitsubishi Heavy Industries, Ltd.
Most cited
By later US patents
- Catalytic process for reducing nitrogen oxides to nitrogen110US 4,085,193 ABabcock-Hitachi Kabushiki Kaisha · 1978
- Catalyst and method for catalytic reduction of nitrogen oxides67US 6,045,765 APetroleum Energy Center · 2000
- Method for the reduction of nitrogen oxides from waste gases using a zeolite45US 5,116,586 ADegussa AG · 1992
- Method for producing a catalyst and a carrier therefor44US 4,280,926 ASakai Chemical Industry Co., Ltd. · 1981
- Configurations and methods for SOx removal in oxygen-containing gases41US 7,910,077 B2Fluor Technologies Corporation · 2011