B01D 3/005
Combined distillation and rectification
Official title: {Combined distillation and rectification}
B01D3/005 (Combined distillation and rectification) appears on 29 US grants and 35 published applications in this corpus.
Search patents in B01D- Granted patents
- 29
- Published applications
- 35
- Assignees
- 24
- Inventors
- 84
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 3 |
| 2008 | 0 | 0 |
| 2009 | 1 | 2 |
| 2010 | 1 | 0 |
| 2011 | 1 | 3 |
| 2012 | 2 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 2 |
| 2016 | 1 | 3 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 4 | 6 |
| 2020 | 5 | 2 |
| 2021 | 2 | 3 |
| 2022 | 2 | 0 |
| 2023 | 2 | 2 |
| 2024 | 1 | 2 |
| 2025 | 1 | 3 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydrogen sulfide adsorption distiller using pure copper24 Mar 2026US 12,582,922 B2Brew & Distill System Ltd.
- System and method for distillation11 Mar 2025US 12,246,274 B2Praj Industries Limited
- Method for retrofitting an existing plant with a bran fractionation process10 Dec 2024US 12,163,101 B2ICM, Inc.
- Process and system for dehydrating a product stream in ethanol production10 Oct 2023US 11,779,858 B2Whitefox Technologies Limited
- Cellulosic biofuel4 Apr 2023US 11,618,861 B2ICM, Inc.
- Constant-temperature dual-cycle material separation method and use thereof17 Sep 2026US 2026/0273433 A1
- Process and system for dehydrating a product stream in ethanol production10 Sep 2026US 2026/0263961 A1Whitefox Technologies Limited
- Low Energy Production Process for Renewable Hydrocarbons25 Dec 2025US 2025/0388937 A1Gevo, Inc.
- Congener removal in ethanol production8 May 2025US 2025/0146026 A1Whitefox Technologies Limited
- A system and method for distillation10 Apr 2025US 2025/0114723 A1Praj Industries Limited
Most cited
By later US patents
- Ethanol distillation process201US 7,297,236 B1ICM, Inc. · 2007
- Ethanol distillation process195US 7,572,353 B1ICM, Inc. · 2009
- Distillation process for the production of dehydrated ethanol113US 4,541,897 AChemische Werke Huls Aktiengesellschaft · 1985
- Distillation system for motor fuel grade anhydrous alcohol43US 4,217,178 ARaphael Katzen Associates International, Inc. · 1980
- Ethanol distillation with distillers soluble solids recovery apparatus31US 7,867,365 B2Thermal Kinetics Systems, LLC · 2011