B01F 25/31332
Ring, torus, toroidal or coiled configurations
Official title: {Ring, torus, toroidal or coiled configurations}
B01F25/31332 (Ring, torus, toroidal or coiled configurations) appears on 51 US grants and 57 published applications in this corpus.
Search patents in B01F- Granted patents
- 51
- Published applications
- 57
- Assignees
- 35
- Inventors
- 91
- Latest grant
- 16 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 2 |
| 2007 | 0 | 2 |
| 2008 | 3 | 2 |
| 2009 | 1 | 3 |
| 2010 | 1 | 2 |
| 2011 | 1 | 1 |
| 2012 | 1 | 3 |
| 2013 | 0 | 6 |
| 2014 | 2 | 3 |
| 2015 | 2 | 5 |
| 2016 | 9 | 3 |
| 2017 | 2 | 3 |
| 2018 | 4 | 5 |
| 2019 | 2 | 0 |
| 2020 | 5 | 5 |
| 2021 | 4 | 1 |
| 2022 | 0 | 3 |
| 2023 | 2 | 0 |
| 2024 | 2 | 3 |
| 2025 | 2 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Removal of atmospheric pollutants from gas, related apparatus, processes and uses thereof16 Dec 2025US 12,496,549 B2Intelligent Abatement, LLC
- Device for treating exhaust gas from fuel cell5 Aug 2025US 12,381,242 B2Hyundai Motor Company
- Removal of atmospheric pollutants from gas, related apparatuses, processes and uses thereof20 Aug 2024US 12,064,726 B2Intelligent Abatement, LLC
- Device for treating exhaust gas from fuel cell4 Jun 2024US 12,003,009 B2Hyundai Motor Company
- Removal of atmospheric pollutants from gas, related apparatus, processes and uses thereof29 Aug 2023US 11,738,306 B2Intelligent Abatement, LLC
- Removal of atmospheric pollutants from gas, related apparatus, processes and uses thereof24 Sep 2026US 2026/0284589 A1Intelligent Abatement, LLC
- Reductant delivery system, exhaust treatment system and vehicle comprising the exhaust treatment system26 Feb 2026US 2026/0055718 A1Scania CV AB
- Removal of atmospheric pollutants from gas, related apparatuses, processes and uses thereof22 May 2025US 2025/0161877 A1Intelligent Abatement, LLC
- Mixing system8 May 2025US 2025/0144581 A1Casale SA
- Device for treating exhaust gas from fuel cell8 Aug 2024US 2024/0266569 A1Hyundai Motor Company
Most cited
By later US patents
- Apparatus for treating effluents71US 5,145,256 AEnvironmental Equipment Corporation · 1992
- Process and device for injecting a finely divided material into a hot gaseous flow and apparatus for carrying out this process51US 4,616,779 ASociete Nationale Industrielle Aerospatiale · 1986
- Apparatus for deodorizing liquids43US 3,939,073 A1976
- Mixing method and apparatus25US 4,334,959 AOccidental Petroleum Corporation · 1982
- Apparatus for mixing a solution24US 4,549,813 ADeutsche Texaco Aktiengesellschaft · 1985