B01D 2258/00
Sources of waste gases
B01D2258/00 (Sources of waste gases) appears on 6,681 US grants and 10,065 published applications in this corpus.
Search patents in B01D- Granted patents
- 6,681
- Published applications
- 10,065
- Assignees
- 3,359
- Inventors
- 17,943
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 6 | 0 |
| 1979 | 6 | 0 |
| 1980 | 5 | 0 |
| 1981 | 12 | 0 |
| 1982 | 5 | 0 |
| 1983 | 6 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 5 | 0 |
| 1988 | 16 | 0 |
| 1989 | 6 | 0 |
| 1990 | 13 | 0 |
| 1991 | 5 | 0 |
| 1992 | 10 | 0 |
| 1993 | 9 | 0 |
| 1994 | 20 | 0 |
| 1995 | 12 | 0 |
| 1996 | 16 | 0 |
| 1997 | 27 | 0 |
| 1998 | 41 | 0 |
| 1999 | 31 | 0 |
| 2000 | 47 | 0 |
| 2001 | 37 | 17 |
| 2002 | 45 | 57 |
| 2003 | 47 | 59 |
| 2004 | 55 | 81 |
| 2005 | 49 | 121 |
| 2006 | 50 | 91 |
| 2007 | 45 | 117 |
| 2008 | 69 | 126 |
| 2009 | 62 | 233 |
| 2010 | 101 | 279 |
| 2011 | 139 | 369 |
| 2012 | 213 | 352 |
| 2013 | 298 | 418 |
| 2014 | 296 | 463 |
| 2015 | 337 | 471 |
| 2016 | 355 | 508 |
| 2017 | 389 | 489 |
| 2018 | 410 | 553 |
| 2019 | 442 | 518 |
| 2020 | 434 | 548 |
| 2021 | 432 | 573 |
| 2022 | 453 | 628 |
| 2023 | 439 | 758 |
| 2024 | 412 | 767 |
| 2025 | 459 | 851 |
| 2026 | 296 | 618 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Condensation dedust-demister set6 Oct 2026US 12,752,224 B2
- CO2 recovery system and CO2 recovery method6 Oct 2026US 12,752,235 B2Mitsubishi Heavy Industries, Ltd.
- Exhaust gas purification catalyst6 Oct 2026US 12,752,237 B2Cataler Corporation
- High throughput moving panel direct air capture system6 Oct 2026US 12,752,238 B2Zero Carbon Systems, Inc.
- Exhaust system and exhaust method using buffer29 Sep 2026US 12,746,501 B2Samsung Electronics Co., Ltd.
- Method and device for separating a carbon dioxide-containing gas by partial condensation and/or distillation and/or solidification8 Oct 2026US 2026/0306989 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Method for treating a fluid, fluid discharge device for a fluid and associated system8 Oct 2026US 2026/0306992 A1
- Method of extraction of a gaseous or vapor component from compressed air8 Oct 2026US 2026/0306997 A1Consiglio Nazionale Delle Ricerche
- Method for producing a deacidified fluid stream, apparatus for deacidifying a fluid stream and use of heat pumps for deacidifying a fluid stream8 Oct 2026US 2026/0306998 A1BASF SE
- Process and apparatus for separating carbon dioxide from a flue gas stream8 Oct 2026US 2026/0306999 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
Most cited
By later US patents
- Abatement of effluent from chemical vapor deposition processes using ligand exchange resistant metal-organic precursor solutions401US 6,500,487 B1Advanced Technology Materials, Inc. · 2002
- Abatement of effluents from chemical vapor deposition processes using organometallic source reagents392US 6,749,671 B2Advanced Technology Materials, Inc. · 2004
- Vapor deposition systems and methods389US 8,202,575 B2Cambridge NanoTech Inc. · 2012
- Method of and apparatus for purifying reduced pressure process chambers388US 6,135,460 ATexas Instruments Incorporated · 2000
- Abatement of effluent from chemical vapor deposition processes using ligand exchange resistant metal-organic precursor solutions386US 6,833,024 B2Adanced Technology Materials, Inc. · 2004