B01D 17/0211
With baffles
Official title: {with baffles}
B01D17/0211 (With baffles) appears on 662 US grants and 393 published applications in this corpus.
Search patents in B01D- Granted patents
- 662
- Published applications
- 393
- Assignees
- 350
- Inventors
- 1,105
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 7 | 0 |
| 1978 | 8 | 0 |
| 1979 | 10 | 0 |
| 1980 | 9 | 0 |
| 1981 | 10 | 0 |
| 1982 | 2 | 0 |
| 1983 | 10 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 6 | 0 |
| 1987 | 7 | 0 |
| 1988 | 4 | 0 |
| 1989 | 9 | 0 |
| 1990 | 8 | 0 |
| 1991 | 10 | 0 |
| 1992 | 6 | 0 |
| 1993 | 7 | 0 |
| 1994 | 9 | 0 |
| 1995 | 11 | 0 |
| 1996 | 13 | 0 |
| 1997 | 22 | 0 |
| 1998 | 25 | 0 |
| 1999 | 30 | 0 |
| 2000 | 27 | 0 |
| 2001 | 27 | 8 |
| 2002 | 26 | 14 |
| 2003 | 21 | 31 |
| 2004 | 15 | 22 |
| 2005 | 25 | 28 |
| 2006 | 18 | 21 |
| 2007 | 22 | 11 |
| 2008 | 11 | 10 |
| 2009 | 10 | 8 |
| 2010 | 9 | 12 |
| 2011 | 7 | 20 |
| 2012 | 6 | 8 |
| 2013 | 15 | 20 |
| 2014 | 12 | 14 |
| 2015 | 12 | 11 |
| 2016 | 16 | 16 |
| 2017 | 18 | 12 |
| 2018 | 11 | 17 |
| 2019 | 20 | 19 |
| 2020 | 13 | 20 |
| 2021 | 21 | 19 |
| 2022 | 23 | 15 |
| 2023 | 12 | 15 |
| 2024 | 13 | 7 |
| 2025 | 7 | 7 |
| 2026 | 8 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Device and method for coalescence separation18 Aug 2026US 12,708,865 B2ENI S. p. A.
- Coalescer plate with phyllotaxis-derived pattern11 Aug 2026US 12,702,938 B2Saudi Arabian Oil Company
- Waste oil handling apparatus26 May 2026US 12,636,596 B2
- Device for removing fats, oils and/or grease (FOGs) from water26 May 2026US 12,637,367 B2Buttress Group Ltd
- Separator assemblies and methods28 Apr 2026US 12,611,621 B2Battelle Memorial Institute
- Oil separator structure for blow-by gas recirculation system, and vehicle1 Oct 2026US 2026/0295464 A1Isuzu Motors Limited
- Adjustable spacing coalescing media plate for oil/water separation1 Oct 2026US 2026/0295465 A1Park Environmental Equipment, LLC
- Coolant recycling apparatus24 Sep 2026US 2026/0284553 A1Camco Manufacturing, Inc.
- Produced water treatment23 Jul 2026US 2026/0209094 A1Saudi Arabian Oil Company
- Produced water treatment9 Jul 2026US 2026/0193111 A1Saudi Arabian Oil Company
Most cited
By later US patents
- Downhole gas-liquid separator for wells107US 5,431,228 AAtlantic Richfield Company · 1995
- Separator systems for well production fluids102US 5,570,744 AAtlantic Richfield Company · 1996
- Fuel filter and water separator apparatus88US 4,298,465 ARacor Industries, Inc. · 1981
- Reversible filter element87US 5,645,718 AParker-Hannifin Corporation · 1997
- Three-phase separator80US 6,537,458 B1Shell Oil Company · 2003