B01D 1/2881
Compression specifications
Official title: {Compression specifications (e.g. pressure, temperature, processes)}
B01D1/2881 (Compression specifications) appears on 30 US grants and 29 published applications in this corpus.
Search patents in B01D- Granted patents
- 30
- Published applications
- 29
- Assignees
- 25
- Inventors
- 85
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 1 | 1 |
| 2010 | 0 | 3 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 2 |
| 2018 | 0 | 3 |
| 2019 | 2 | 2 |
| 2020 | 2 | 2 |
| 2021 | 2 | 3 |
| 2022 | 1 | 1 |
| 2023 | 2 | 0 |
| 2024 | 0 | 4 |
| 2025 | 2 | 2 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods and systems for starting up and operating one or more vapor-recompression units25 Aug 2026US 12,714,949 B2Energy Integration, Inc.
- Ethylene recycle systems and methods31 Mar 2026US 12,590,046 B2ExxonMobil Chemical Patents Inc.
- Methods and systems for starting up and operating one or more vapor-recompression units23 Dec 2025US 12,502,624 B1Energy Integration, Inc.
- System and method for distillation11 Mar 2025US 12,246,274 B2Praj Industries Limited
- Solar-powered continuous distillation assembly having efficient heat recovery21 Nov 2023US 11,820,674 B2WaterTransformer GmbH
- Method and system for distilling alcohol in an alcohol production process utilizing mechanical vapor recompression11 Jun 2026US 2026/0158407 A1
- Methods and systems for starting up and operating one or more vapor-recompression units9 Apr 2026US 2026/0097331 A1Energy Integration, Inc.
- System and method for concentrating substance-containing fluids by means of multi-stage evaporation5 Feb 2026US 2026/0034478 A1GIG Karasek GmbH
- Methods and systems for starting up and operating one or more vapor-recompression units25 Dec 2025US 2025/0387726 A1Energy Integration, Inc.
- A system and method for distillation10 Apr 2025US 2025/0114723 A1Praj Industries Limited
Most cited
By later US patents
- Apparatus for high volume distillation of liquids96US 4,319,964 A1982
- Method and apparatus for high volume distillation of liquids66US 4,186,058 A1980
- Apparatus for high volume distillation of liquids57US 4,282,067 A1981
- Method and apparatus for high volume distillation of liquids54US 4,186,060 A1980
- Vapor compression distiller and method22US 4,259,160 AAqua-Chem, Inc. · 1981