B01D 19/0052
In rotating vessels, vessels containing movable parts or in which centrifugal movement
Official title: {in rotating vessels, vessels containing movable parts or in which centrifugal movement is caused (B01D19/0026 takes precedence)}
B01D19/0052 (In rotating vessels, vessels containing movable parts or in which centrifugal movement) appears on 889 US grants and 729 published applications in this corpus.
Search patents in B01D- Granted patents
- 889
- Published applications
- 729
- Assignees
- 606
- Inventors
- 1,721
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 6 | 0 |
| 1978 | 11 | 0 |
| 1979 | 4 | 0 |
| 1980 | 6 | 0 |
| 1981 | 10 | 0 |
| 1982 | 16 | 0 |
| 1983 | 13 | 0 |
| 1984 | 13 | 0 |
| 1985 | 9 | 0 |
| 1986 | 10 | 0 |
| 1987 | 15 | 0 |
| 1988 | 8 | 0 |
| 1989 | 16 | 0 |
| 1990 | 14 | 0 |
| 1991 | 9 | 0 |
| 1992 | 7 | 0 |
| 1993 | 17 | 0 |
| 1994 | 8 | 0 |
| 1995 | 8 | 0 |
| 1996 | 12 | 0 |
| 1997 | 13 | 0 |
| 1998 | 11 | 0 |
| 1999 | 12 | 0 |
| 2000 | 16 | 0 |
| 2001 | 12 | 3 |
| 2002 | 16 | 8 |
| 2003 | 8 | 17 |
| 2004 | 15 | 11 |
| 2005 | 10 | 15 |
| 2006 | 8 | 14 |
| 2007 | 8 | 18 |
| 2008 | 12 | 18 |
| 2009 | 15 | 26 |
| 2010 | 17 | 18 |
| 2011 | 18 | 18 |
| 2012 | 16 | 24 |
| 2013 | 21 | 36 |
| 2014 | 20 | 29 |
| 2015 | 23 | 41 |
| 2016 | 18 | 37 |
| 2017 | 49 | 53 |
| 2018 | 30 | 36 |
| 2019 | 34 | 44 |
| 2020 | 45 | 52 |
| 2021 | 50 | 46 |
| 2022 | 41 | 48 |
| 2023 | 46 | 38 |
| 2024 | 37 | 31 |
| 2025 | 26 | 29 |
| 2026 | 23 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Liquid processing fixture and device6 Oct 2026US 12,752,221 B2Triple Win Technology(Shenzhen) Co. Ltd.
- 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
- Method and apparatus for producing carbonate salts22 Sep 2026US 12,741,880 B2Nanomist Technologies Co., Ltd.
- Oil deaerator device with reservoir provided with a stabilizing wall15 Sep 2026US 12,736,000 B2Safran Aero Boosters SA
- 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
- Magnetically-driven phase separator1 Oct 2026US 2026/0295471 A1Honeywell International Inc.
- Combined gas separation assembly1 Oct 2026US 2026/0298066 A1Blackjack Production Tools, LLC
Most cited
By later US patents
- Apparatus and method for treatment of hydraulic fracturing fluid during hydraulic fracturing149US 10,478,753 B1Ch International Equipment Ltd. · 2019
- Swirling flow bubble trap120US 3,996,027 ABaxter Laboratories, Inc. · 1976
- Cyclone inlet flow diverter for separator vessels114US 4,778,494 AAtlantic Richfield Company · 1988
- Liquid-gas separator apparatus109US 4,481,020 ATRW Inc. · 1984
- Downhole gas-liquid separator for wells107US 5,431,228 AAtlantic Richfield Company · 1995