B01D 19/00
Degasification of liquids
B01D19/00 (Degasification of liquids) appears on 4,544 US grants and 3,897 published applications in this corpus.
Search patents in B01D- Granted patents
- 4,544
- Published applications
- 3,897
- Assignees
- 2,403
- Inventors
- 9,691
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 50 | 0 |
| 1977 | 46 | 0 |
| 1978 | 75 | 0 |
| 1979 | 31 | 0 |
| 1980 | 29 | 0 |
| 1981 | 52 | 0 |
| 1982 | 67 | 0 |
| 1983 | 53 | 0 |
| 1984 | 46 | 0 |
| 1985 | 53 | 0 |
| 1986 | 48 | 0 |
| 1987 | 70 | 0 |
| 1988 | 50 | 0 |
| 1989 | 56 | 0 |
| 1990 | 65 | 0 |
| 1991 | 66 | 0 |
| 1992 | 75 | 0 |
| 1993 | 74 | 0 |
| 1994 | 53 | 0 |
| 1995 | 70 | 0 |
| 1996 | 60 | 0 |
| 1997 | 69 | 0 |
| 1998 | 77 | 0 |
| 1999 | 78 | 0 |
| 2000 | 81 | 0 |
| 2001 | 82 | 19 |
| 2002 | 73 | 60 |
| 2003 | 66 | 83 |
| 2004 | 65 | 85 |
| 2005 | 60 | 111 |
| 2006 | 56 | 103 |
| 2007 | 50 | 98 |
| 2008 | 60 | 100 |
| 2009 | 64 | 115 |
| 2010 | 82 | 115 |
| 2011 | 87 | 122 |
| 2012 | 84 | 132 |
| 2013 | 123 | 140 |
| 2014 | 109 | 177 |
| 2015 | 135 | 216 |
| 2016 | 126 | 192 |
| 2017 | 177 | 219 |
| 2018 | 184 | 222 |
| 2019 | 168 | 226 |
| 2020 | 217 | 260 |
| 2021 | 192 | 230 |
| 2022 | 188 | 210 |
| 2023 | 198 | 204 |
| 2024 | 161 | 182 |
| 2025 | 153 | 163 |
| 2026 | 90 | 113 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B01D 19/0042Modifying the liquid flow1,635
- B01D 19/02Foam dispersion or prevention878
- B01D 19/0031Degasification of liquids: by filtration807
- B01D 19/0005Degasification of liquids: with one or more auxiliary substances703
- B01D 19/0036Flash degasification503
- B01D 19/0063Regulation, control including valves and floats502
- B01D 19/0073Degasification of liquids: by a method not covered by groups b01d19/0005 -361
- B01D 19/0068General arrangements317
All 9 subgroupsShow fewer
Recent patents
- Liquid processing fixture and device6 Oct 2026US 12,752,221 B2Triple Win Technology(Shenzhen) Co. Ltd.
- Hollow fiber microporous membrane, and gas separation membrane module with same built thereinto6 Oct 2026US 12,752,243 B2Toray Industries, Inc.
- Produced water degassing using ejector6 Oct 2026US 12,753,686 B1Saudi Arabian Oil Company
- Deaerator impeller rotor with gear rotor6 Oct 2026US 12,753,708 B2Pratt & Whitney Canada Corp.
- Vapor-liquid separator and systems including same29 Sep 2026US 12,747,897 B2Copeland Corporation
- Gas turbine engine fuel system8 Oct 2026US 2026/0306970 A1General Electric Company
- Gas separator for electrical submersible pump8 Oct 2026US 2026/0309018 A1Halliburton Energy Services.Inc.
- Oil separator structure for blow-by gas recirculation system, and vehicle1 Oct 2026US 2026/0295464 A1Isuzu Motors Limited
- Liquid transfer apparatus1 Oct 2026US 2026/0295468 A1
- System and method for deaeration1 Oct 2026US 2026/0295469 A1Donaldson Company, Inc.
Most cited
By later US patents
- Diluent slip stream to give catalyst wetting agent491US 6,262,191 B1Phillips Petroleum Company · 2001
- Membrane based fuel deoxygenator394US 6,315,815 B1United Technologies Corporation · 2001
- Planar membrane deoxygenator331US 6,709,492 B1United Technologies Corporation · 2004
- Methods and apparatus for moving and separating materials exhibiting different physical properties169US 4,759,775 AUtah Bioresearch, Inc. · 1988
- Deaerating liquid164US 4,371,385 ACobe Laboratories, Inc. · 1983