B01D 1/28
Evaporating: with vapour compression
Official title: with vapour compression
B01D1/28 (Evaporating: with vapour compression) appears on 538 US grants and 495 published applications in this corpus.
Search patents in B01D- Granted patents
- 538
- Published applications
- 495
- Assignees
- 342
- Inventors
- 988
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 6 | 0 |
| 1981 | 12 | 0 |
| 1982 | 12 | 0 |
| 1983 | 8 | 0 |
| 1984 | 8 | 0 |
| 1985 | 10 | 0 |
| 1986 | 5 | 0 |
| 1987 | 6 | 0 |
| 1988 | 6 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 8 | 0 |
| 1999 | 8 | 0 |
| 2000 | 5 | 0 |
| 2001 | 5 | 0 |
| 2002 | 8 | 11 |
| 2003 | 5 | 5 |
| 2004 | 7 | 10 |
| 2005 | 3 | 12 |
| 2006 | 3 | 5 |
| 2007 | 2 | 6 |
| 2008 | 7 | 14 |
| 2009 | 7 | 10 |
| 2010 | 7 | 14 |
| 2011 | 9 | 12 |
| 2012 | 12 | 25 |
| 2013 | 19 | 21 |
| 2014 | 10 | 27 |
| 2015 | 19 | 20 |
| 2016 | 16 | 24 |
| 2017 | 15 | 34 |
| 2018 | 22 | 32 |
| 2019 | 39 | 41 |
| 2020 | 43 | 25 |
| 2021 | 32 | 29 |
| 2022 | 26 | 30 |
| 2023 | 28 | 18 |
| 2024 | 18 | 33 |
| 2025 | 19 | 20 |
| 2026 | 15 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B01D 1/284Special features relating to the compressed vapour164
- B01D 1/2887The compressor is integrated in the evaporation apparatus107
- B01D 1/289Compressor features91
- B01D 1/2803Special features relating to the vapour to be compressed66
- B01D 1/2896Control, regulation48
- B01D 1/2884Multiple effect compression36
- B01D 1/2881Compression specifications30
Recent patents
- Heat integration via heat pump on bottom dividing wall column6 Oct 2026US 12,752,216 B2Sulzer Management AG
- Methods and systems for starting up and operating one or more vapor-recompression units25 Aug 2026US 12,714,949 B2Energy Integration, Inc.
- System and process for concentrating Brix in a liquid18 Aug 2026US 12,708,863 B2Les éQuipements D'éRablièRe Cdl Inc.
- Distillation system14 Jul 2026US 12,678,709 B2Evcom GmbH
- Heat exchanger, method of operating a heat exchanger and process water distillation system30 Jun 2026US 12,668,508 B2KMU LOFT Cleanwater SE
- Process and system for dehydrating a product stream in ethanol production10 Sep 2026US 2026/0263961 A1Whitefox Technologies Limited
- Heat integrated process and system for organic solvent production using vapor recompression20 Aug 2026US 2026/0241306 A1Whitefox Technologies Limited
- Method and apparatus for automated and continuous extraction of biomass23 Jul 2026US 2026/0208069 A1Unified Science, LLC
- Hybrid process and system for recovering water9 Jul 2026US 2026/0192255 A1Sunvapor, Inc.
- Improved process for producing alkali metal methoxides9 Jul 2026US 2026/0193158 A1Evonik Operations GmbH
Most cited
By later US patents
- Distillation process for ethanol209US 5,124,004 ATrustees of Dartmouth College · 1992
- Distillation systems and methods123US 4,626,321 ATrustees of Dartmouth College · 1986
- Distillation process for ethanol122US 4,961,826 ATrustees of Dartmouth College · 1990
- Apparatus to concentrate and purify alcohol117US 5,250,271 AMinister of International Trade & Industry · 1993
- Apparatus for high volume distillation of liquids96US 4,319,964 A1982