B04C 3/02
Apparatus in which the axial direction of the vortex flow following a
Official title: with heating or cooling, e.g. quenching, means
B04C3/02 (Apparatus in which the axial direction of the vortex flow following a) appears on 26 US grants and 23 published applications in this corpus.
Search patents in B04C- Granted patents
- 26
- Published applications
- 23
- Assignees
- 20
- Inventors
- 57
- Latest grant
- 16 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 2 | 2 |
| 2010 | 0 | 0 |
| 2011 | 2 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 0 | 0 |
| 2020 | 1 | 3 |
| 2021 | 3 | 3 |
| 2022 | 1 | 1 |
| 2023 | 3 | 2 |
| 2024 | 1 | 0 |
| 2025 | 1 | 1 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Gas turbine aerodynamic component cyclonic particle separator with multiple particle traps16 Dec 2025US 12,497,920 B2GE Infrastructure Technology LLC
- Induction powered vortex fluid separator20 Feb 2024US 11,904,328 B2SpineSmith Partners, L.P.
- Systems and methods for removing contaminants from surfaces of solid material24 Oct 2023US 11,794,196 B2Kyata Capital Inc.
- Combined heat and power system and method of operation14 Feb 2023US 11,578,652 B2Enexor Energy
- Centrifugal oil mist separator17 Jan 2023US 11,555,428 B2Subaru Corporation
- Cyclonic separator system10 Sep 2026US 2026/0266218 A1General Electric Company
- Method for extracting a metal ion from an earth material15 Jan 2026US 2026/0014493 A1Schlumberger Technology Corporation
- Geopolymer precursor preparation15 Jan 2026US 2026/0015288 A1Schlumberger Technology Corporation
- Cyclonic particle separator24 Apr 2025US 2025/0129744 A1GE Infrastructure Technology LLC
- Combustion system, particle separator and feed system for combined heat and power system19 Oct 2023US 2023/0332538 A1Enexor Energy
Most cited
By later US patents
- Method of and apparatus for the separation of components of gas mixtures and liquefaction of a gas38US 6,372,019 B1Translang Technologies, Ltd. · 2002
- Impregnating equipment and method of vacuum impregnation36US 4,196,231 A1980
- Co-current cyclone separator and its applications29US 5,186,836 AInstitut Francais du Petrole · 1993
- Cyclonic evaporator24US 6,958,107 B1Alcos Technologies Pty. Ltd. · 2005
- Particle separator19US 4,732,113 AA. Ahlstrom Corporation · 1988