B01D 51/06
By varying the pressure of the gas or vapour
Official title: by varying the pressure of the gas or vapour
B01D51/06 (By varying the pressure of the gas or vapour) appears on 57 US grants and 42 published applications in this corpus.
Search patents in B01D- Granted patents
- 57
- Published applications
- 42
- Assignees
- 40
- Inventors
- 137
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 2 |
| 2003 | 2 | 3 |
| 2004 | 4 | 6 |
| 2005 | 1 | 2 |
| 2006 | 3 | 3 |
| 2007 | 3 | 2 |
| 2008 | 0 | 0 |
| 2009 | 1 | 2 |
| 2010 | 2 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 2 |
| 2013 | 1 | 2 |
| 2014 | 0 | 0 |
| 2015 | 1 | 2 |
| 2016 | 1 | 1 |
| 2017 | 2 | 2 |
| 2018 | 0 | 1 |
| 2019 | 2 | 0 |
| 2020 | 2 | 0 |
| 2021 | 0 | 3 |
| 2022 | 3 | 2 |
| 2023 | 0 | 2 |
| 2024 | 2 | 2 |
| 2025 | 2 | 1 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- High efficiency trap for particle collection in a vacuum foreline21 Jul 2026US 12,689,010 B2APPLIED Materials.Inc.
- High-throughput thermoacoustic device for separation of fluid dynamical mixtures19 May 2026US 12,629,627 B1
- Gas turbine engine with entrained particle agglomerators and method13 Jan 2026US 12,521,667 B2Rtx Corporation
- Particle filter with ultrasound device20 May 2025US 12,303,807 B2Smart Material Printing B.V.
- Particulate material retaining device and atmospheric acid gas neutralizer and neutralizing substance for said gases7 Jan 2025US 12,186,703 B2
- Gas turbine engine with entrained particle agglomerators and method10 Apr 2025US 2025/0116226 A1Rtx Corporation
- Device and method for separating liquid from a gas and compressor device provided with such a device30 May 2024US 2024/0173663 A1Atlas Copco Airpower, Naamloze Vennootschap
- Apparatus and methods for air filtration of hvac systems18 Apr 2024US 2024/0123390 A1Smart Material Printing B.V.
- Particle capturing system and particle capturing method16 Mar 2023US 2023/0084981 A1Sony Group Corporation
- Ultra-fine particle aggregation, neutralization and filtration19 Jan 2023US 2023/0012789 A1Smart Material Printing B.V.
Most cited
By later US patents
- Acoustically driven particle separation method and apparatus149US 5,085,783 ACase Western Reserve University · 1992
- Ultrasonic cigarette-holder or pipe stem132US 4,131,119 A1978
- Method and device for ultrasonically manipulating particles within a fluid122US 7,846,382 B2Protasis Corporation · 2010
- Modulated acoustic agglomeration system and method97US 7,150,779 B2Board of Regents, The University of Texas System · 2006
- Pulse combusted acoustic agglomeration apparatus and process95US 5,353,721 AManufacturing and Technology Conversion International, Inc. · 1994