B04C 5/20
Apparatus in which the axial direction of the vortex is reversed: with
Official title: with heating or cooling, e.g. quenching, means
B04C5/20 (Apparatus in which the axial direction of the vortex is reversed: with) appears on 62 US grants and 39 published applications in this corpus.
Search patents in B04C- Granted patents
- 62
- Published applications
- 39
- Assignees
- 48
- Inventors
- 145
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 2 | 2 |
| 2005 | 1 | 1 |
| 2006 | 1 | 4 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 1 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 2 |
| 2013 | 0 | 1 |
| 2014 | 1 | 1 |
| 2015 | 2 | 1 |
| 2016 | 0 | 2 |
| 2017 | 2 | 1 |
| 2018 | 0 | 1 |
| 2019 | 2 | 3 |
| 2020 | 2 | 1 |
| 2021 | 3 | 3 |
| 2022 | 3 | 4 |
| 2023 | 2 | 3 |
| 2024 | 3 | 4 |
| 2025 | 2 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus and process for separating components of a multiphase hydrocarbon stream15 Sep 2026US 12,734,531 B2Omv Downstream GmbH
- System and method for performing separation and dehydroxylation of fumed silica soot particles11 Nov 2025US 12,466,737 B2
- Salt separation and destruction of PFAS utilizing reverse osmosis and salt separation29 Jul 2025US 12,371,358 B2Revive Environmental Technology, LLC
- Coke and tar removal from a furnace effluent19 Mar 2024US 11,932,816 B2ExxonMobil Chemical Patents Inc.
- Salt separation and destruction of PFAS utilizing reverse osmosis and salt separation6 Feb 2024US 11,891,323 B2Revive Environmental Technology, LLC
- Vortex tube assembly28 May 2026US 2026/0145182 A1
- Salt Separation and Destruction of PFAS Utilizing Reverse Osmosis and Salt Separation6 Nov 2025US 2025/0340472 A1Revive Environmental Technology, LLC
- Apparatus and process for separating components of a multiphase hydrocarbon stream14 Nov 2024US 2024/0375127 A1Omv Downstream GmbH
- Device and method for plasma-induced decomposition of alkanes, in particular methane, into carbon and hydrogen31 Oct 2024US 2024/0359976 A1Leibniz-Institut FüR Plasmaforschung Und Technologie E.V.
- System and method for performing separation and dehydroxylation of fumed silica soot particles3 Oct 2024US 2024/0327230 A1
Most cited
By later US patents
- Separation process38US 4,005,998 AShell Oil Company · 1977
- Cyclone exchanger with tranquilizing tank and method for purifying and decontaminating air29US 5,968,231 AGrignotage, (SARL) · 1999
- Cyclone condensing apparatus and washing/drying machine having the same25US 7,448,146 B2Samsung Electronics Co., Ltd. · 2008
- Cyclonic evaporator24US 6,958,107 B1Alcos Technologies Pty. Ltd. · 2005
- Cyclone separator roof22US 5,116,394 AFoster Wheeler Energy Corporation · 1992