B01D 53/8646
Simultaneous elimination of the components
Official title: {Simultaneous elimination of the components (B01D53/8656 takes precedence)}
B01D53/8646 (Simultaneous elimination of the components) appears on 157 US grants and 147 published applications in this corpus.
Search patents in B01D- Granted patents
- 157
- Published applications
- 147
- Assignees
- 133
- Inventors
- 453
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 6 | 0 |
| 1997 | 0 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 2 |
| 2002 | 1 | 5 |
| 2003 | 1 | 7 |
| 2004 | 4 | 8 |
| 2005 | 3 | 6 |
| 2006 | 1 | 6 |
| 2007 | 3 | 7 |
| 2008 | 6 | 4 |
| 2009 | 5 | 6 |
| 2010 | 7 | 8 |
| 2011 | 7 | 6 |
| 2012 | 7 | 4 |
| 2013 | 3 | 1 |
| 2014 | 5 | 7 |
| 2015 | 4 | 6 |
| 2016 | 3 | 7 |
| 2017 | 3 | 7 |
| 2018 | 10 | 11 |
| 2019 | 5 | 2 |
| 2020 | 6 | 15 |
| 2021 | 6 | 7 |
| 2022 | 8 | 5 |
| 2023 | 8 | 6 |
| 2024 | 5 | 3 |
| 2025 | 2 | 0 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Three-way conversion catalyst composition comprising platinum-rhodium bimetallic components11 Aug 2026US 12,702,968 B2BASF Mobile Emissions Catalysts LLC
- Methane combustion catalyst, method for producing the same and method for purifying combustion exhaust gas20 Jan 2026US 12,528,075 B2Tanaka Kikinzoku Kogyo K.K.
- Noxious gas purificant and its preparation and purification method thereof25 Nov 2025US 12,478,945 B2
- Cerium-zirconium-aluminum-based composite material, cGPF catalyst and preparation method therefor1 Apr 2025US 12,264,106 B2Sinotech PLC, L.L.C.
- Low-temperature diesel oxidation catalysts using TiO2 nanowire arrays integrated on a monolithic substrate10 Dec 2024US 12,161,996 B2University of Connecticut
- Catalyst for synergistic removal of nitrogen oxides and co as well as preparation method and use thereof29 Jan 2026US 2026/0027560 A1Zhejiang University
- Vacuum carburizing harmful exhaust gase reducction apparatus and vacuum carburizing harmful exhaust gase reducction method using the same5 Dec 2024US 2024/0399283 A1Dongwoo Hst Co., Ltd.
- Monolithic composite photocatalysts15 Aug 2024US 2024/0269651 A9
- Noxious gas purificant and its preparation and purification method thereof4 Jan 2024US 2024/0001332 A1
- Three-way conversion catalyst composition comprising platinum-rhodium bimetallic components12 Oct 2023US 2023/0321635 A1BASF SE
Most cited
By later US patents
- Thermally enhanced compact reformer179US 5,858,314 AZtek Corporation · 1999
- Catalytic system for the reducton of nitrogen oxides100US 5,589,147 AMobil Oil Corporation · 1996
- Catalytic abatement system78US 4,054,418 AE. I. Du Pont de Nemours and Company · 1977
- Layered catalyst composite76US 6,764,665 B2Engelhard Corporation · 2004
- Thermally enhanced compact reformer74US 6,183,703 B2Ztek Corporation · 2001