B01D 53/002
Separation of gases or vapours: by condensation
Official title: {by condensation}
B01D53/002 (Separation of gases or vapours: by condensation) appears on 1,064 US grants and 1,337 published applications in this corpus.
Search patents in B01D- Granted patents
- 1,064
- Published applications
- 1,337
- Assignees
- 748
- Inventors
- 2,898
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 6 | 0 |
| 1984 | 7 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 6 | 0 |
| 1988 | 6 | 0 |
| 1989 | 5 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 8 | 0 |
| 1993 | 5 | 0 |
| 1994 | 10 | 0 |
| 1995 | 11 | 0 |
| 1996 | 11 | 0 |
| 1997 | 10 | 0 |
| 1998 | 20 | 0 |
| 1999 | 21 | 0 |
| 2000 | 16 | 0 |
| 2001 | 15 | 6 |
| 2002 | 22 | 14 |
| 2003 | 10 | 21 |
| 2004 | 17 | 14 |
| 2005 | 10 | 14 |
| 2006 | 9 | 21 |
| 2007 | 6 | 27 |
| 2008 | 15 | 25 |
| 2009 | 10 | 25 |
| 2010 | 18 | 31 |
| 2011 | 25 | 59 |
| 2012 | 29 | 70 |
| 2013 | 27 | 60 |
| 2014 | 37 | 53 |
| 2015 | 35 | 53 |
| 2016 | 44 | 62 |
| 2017 | 47 | 46 |
| 2018 | 30 | 80 |
| 2019 | 64 | 81 |
| 2020 | 60 | 67 |
| 2021 | 71 | 79 |
| 2022 | 52 | 77 |
| 2023 | 46 | 80 |
| 2024 | 67 | 113 |
| 2025 | 76 | 89 |
| 2026 | 51 | 70 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System for preparing isotope-labeled carbon dioxide and method therefor6 Oct 2026US 12,753,080 B2Institute of Process Engineering, Chinese Academy of Sciences
- Compact in-situ gas separator for substrate processing systems29 Sep 2026US 12,746,485 B2Lam Research Corporation
- Exhaust system for support removal apparatus22 Sep 2026US 12,741,319 B2PostProcess Technologies, Inc.
- Dehydrogenation and pyrolysis product recovery with heat integration8 Sep 2026US 12,728,378 B2Uop LLC
- Semi-closed cycle chilling optimization for carbon capture system8 Sep 2026US 12,728,386 B1Enhanced Energy Group LLC
- 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
- Integration of fuel cell system and co2 capture unit for hydrogen production8 Oct 2026US 2026/0312105 A1Uop LLC
- Process for starting up a carbon capture process1 Oct 2026US 2026/0295494 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Collecting apparatus and collecting method1 Oct 2026US 2026/0297739 A1Jusung Engineering Co., Ltd.
- Acetylene process gas purification methods and system24 Sep 2026US 2026/0284566 A1Nippon Sanso Matheson, Inc.
Most cited
By later US patents
- Chemical vapor deposition hot-trap for unreacted precursor conversion and effluent removal440US 6,099,649 AAPPLIED Materials.Inc. · 2000
- Method for unreacted precursor conversion and effluent removal417US 6,402,806 B1APPLIED Materials.Inc. · 2002
- Exhaust system and vacuum processing apparatus383US 6,203,618 B1Canon Kabushiki Kaisha · 2001
- Supersonic swirling separator 2 (Sustor2)214US 8,790,455 B22014
- Method and apparatus for flue gas cleaning by separation and liquefaction of sulfur dioxide and carbon dioxide127US 5,133,190 A1992