B04C 5/16
With variable-size outlets from the underflow ducting
Official title: with variable-size outlets from the underflow ducting
B04C5/16 (With variable-size outlets from the underflow ducting) appears on 27 US grants and 12 published applications in this corpus.
Search patents in B04C- Granted patents
- 27
- Published applications
- 12
- Assignees
- 22
- Inventors
- 51
- Latest grant
- 26 Dec 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 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 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 3 | 2 |
| 2021 | 1 | 0 |
| 2022 | 1 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus and method to separate and condition multiphase flow26 Dec 2023US 11,850,605 B2Saudi Arabian Oil Company
- Fluid separator device24 May 2022US 11,338,304 B2Kort Industries, LLC
- Liquid-liquid-solid three-phase separator for waste oil21 Sep 2021US 11,123,754 B2Chongqing Technology and Business University
- Hydrocyclone separator25 Aug 2020US 10,751,735 B2Metso Sweden AB
- Dual stage cyclone separator, dual stage cyclone separator assembly, and method of using same30 Jun 2020US 10,695,775 B1
- Method and system for treating fluid30 Jul 2026US 2026/0216738 A1Vortex Corporation
- Sand-manure liquid separation plant including a pre-separator including a cyclone, a cyclone and use of the cyclone in a sand-manure liquid separation plant and a method of operating the plant2 Oct 2025US 2025/0304470 A1Stjernholm A/S
- Hydrocyclone16 Jan 2025US 2025/0019270 A1Sandcatch Solutions AS
- Apparatus and Method to Separate and Condition Multiphase Flow7 Sep 2023US 2023/0278045 A1Saudi Arabian Oil Company
- Liquid-liquid-solid three-phase separator for waste oil8 Oct 2020US 2020/0316617 A1Chongqing Technology and Business University
Most cited
By later US patents
- Surface treating appliance27US 8,495,789 B2Dyson Technology Limited · 2013
- Method and apparatus for separating particles fluidly suspended in a slurry24US 4,670,161 APremiere Casing Services, Inc. · 1987
- Hydrocyclone construction20US 4,793,925 AA. R. Wilfley & Sons, Inc. · 1988
- Cyclone separator19US 4,544,486 A1985
- Method and apparatus for separating particles fluidly suspended in a slurry17US 4,587,024 APremiere Casing Services, Inc. · 1986