B01D 1/223
Containing a rotor
Official title: {containing a rotor}
B01D1/223 (Containing a rotor) appears on 203 US grants and 189 published applications in this corpus.
Search patents in B01D- Granted patents
- 203
- Published applications
- 189
- Assignees
- 159
- Inventors
- 519
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 6 | 0 |
| 1981 | 4 | 0 |
| 1982 | 5 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 6 | 0 |
| 1994 | 0 | 0 |
| 1995 | 5 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 0 |
| 2002 | 0 | 1 |
| 2003 | 3 | 4 |
| 2004 | 3 | 3 |
| 2005 | 1 | 5 |
| 2006 | 1 | 2 |
| 2007 | 1 | 1 |
| 2008 | 3 | 2 |
| 2009 | 2 | 4 |
| 2010 | 1 | 13 |
| 2011 | 5 | 4 |
| 2012 | 3 | 6 |
| 2013 | 7 | 7 |
| 2014 | 5 | 8 |
| 2015 | 8 | 6 |
| 2016 | 2 | 9 |
| 2017 | 5 | 5 |
| 2018 | 10 | 9 |
| 2019 | 8 | 10 |
| 2020 | 9 | 12 |
| 2021 | 8 | 15 |
| 2022 | 12 | 16 |
| 2023 | 11 | 17 |
| 2024 | 15 | 17 |
| 2025 | 9 | 10 |
| 2026 | 7 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Thin-layer treatment device15 Sep 2026US 12,734,463 B2Aurotec GmbH
- Method for producing a transfer mixture by the direct dissolution process, using a thin layer evaporator15 Sep 2026US 12,735,840 B2List Technology AG
- Rotating evaporator device for liquid distillation or concentration4 Aug 2026US 12,697,563 B2Water Reuse Technology, Inc.
- Chemical distillation system with in situ analytics16 Jun 2026US 12,654,113 B2Astrotech Technologies, Inc.
- Method and design of heat effective rotated packed bed24 Mar 2026US 12,582,955 B2Schlumberger Technology Corporation
- Mineral crystallizer systems and methods for solids separation17 Sep 2026US 2026/0274711 A1Localized Water Solutions LLC
- Method and apparatus for automated and continuous extraction of biomass23 Jul 2026US 2026/0208069 A1Unified Science, LLC
- System and method for multi-functional slurry processing12 Feb 2026US 2026/0043609 A1Sedron Technologies, LLC
- Chemical distillation system with in situ analytics13 Nov 2025US 2025/0345722 A1Astrotech Technologies, Inc.
- Double Drum Systems and Processes for Converting Biosolids to Fertilizer6 Nov 2025US 2025/0340494 A1
Most cited
By later US patents
- Apparatus for extracting solid residue from a fluid by evaporation57US 5,810,975 ASirven · 1998
- Rotating evaporator device for the distillation or concentration of liquids51US 5,409,576 A1995
- Rotating plate heat exchanger44US 6,261,419 B1Ovation Products Corporation · 2001
- Method and apparatus for removing volatile matter from highly viscous material37US 4,361,462 AHitachi, Ltd. · 1982
- Rotating plate heat exchanger35US 6,238,524 B1Ovation Products Corporation · 2001