B01J 8/26
With two or more fluidised beds
Official title: with two or more fluidised beds, e.g. reactor and regeneration installations
B01J8/26 (With two or more fluidised beds) appears on 826 US grants and 697 published applications in this corpus.
Search patents in B01J- Granted patents
- 826
- Published applications
- 697
- Assignees
- 335
- Inventors
- 1,701
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 18 | 0 |
| 1977 | 23 | 0 |
| 1978 | 18 | 0 |
| 1979 | 9 | 0 |
| 1980 | 11 | 0 |
| 1981 | 18 | 0 |
| 1982 | 13 | 0 |
| 1983 | 16 | 0 |
| 1984 | 16 | 0 |
| 1985 | 5 | 0 |
| 1986 | 5 | 0 |
| 1987 | 6 | 0 |
| 1988 | 6 | 0 |
| 1989 | 11 | 0 |
| 1990 | 12 | 0 |
| 1991 | 8 | 0 |
| 1992 | 11 | 0 |
| 1993 | 12 | 0 |
| 1994 | 8 | 0 |
| 1995 | 14 | 0 |
| 1996 | 5 | 0 |
| 1997 | 8 | 0 |
| 1998 | 6 | 0 |
| 1999 | 6 | 0 |
| 2000 | 11 | 0 |
| 2001 | 13 | 3 |
| 2002 | 10 | 6 |
| 2003 | 10 | 12 |
| 2004 | 6 | 19 |
| 2005 | 11 | 12 |
| 2006 | 10 | 17 |
| 2007 | 9 | 19 |
| 2008 | 9 | 14 |
| 2009 | 15 | 16 |
| 2010 | 20 | 24 |
| 2011 | 18 | 27 |
| 2012 | 16 | 19 |
| 2013 | 16 | 34 |
| 2014 | 22 | 31 |
| 2015 | 26 | 33 |
| 2016 | 39 | 49 |
| 2017 | 24 | 22 |
| 2018 | 30 | 53 |
| 2019 | 42 | 45 |
| 2020 | 48 | 36 |
| 2021 | 36 | 35 |
| 2022 | 33 | 32 |
| 2023 | 17 | 35 |
| 2024 | 22 | 41 |
| 2025 | 29 | 35 |
| 2026 | 19 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems and methods for producing olefins6 Oct 2026US 12,753,132 B2Dow Global Technologies LLC
- Downflow lipid conversion with upflow catalyst regeneration6 Oct 2026US 12,753,348 B2Chevron U.S.A.Inc.
- Repurposing fluidized catalytic cracking (FCC) systems to generate renewable fuel intermediate compositions6 Oct 2026US 12,753,350 B2Chevron U.S.A.Inc.
- Supported riser apparatuses22 Sep 2026US 12,741,260 B2Dow Global Technologies LLC
- Dual reactor system for simultaneous decontamination and cracking of plastic derived oil to circular chemicals22 Sep 2026US 12,742,125 B2Saudi Arabian Oil Company
- Fluidized bed reactor system for catalytic cracking of light hydrocarbons8 Oct 2026US 2026/0308462 A1Chevron U.S.A.Inc.
- Fluidized bed reactor for gas phase polymerization of olefins24 Sep 2026US 2026/0284625 A1Basell Polyolefine GmbH
- Catalytic cracking device and method24 Sep 2026US 2026/0284628 A1PetroChina Company Limited
- Device and method for integrated production of aviation fuel and porous carbon by biomass pyrolysis with graded catalytic activation24 Sep 2026US 2026/0286229 A1Southeast University
- Fluid catalytic cracking of renewable feedstocks27 Aug 2026US 2026/0250583 A1Valero Services, Inc.
Most cited
By later US patents
- Internally circulating fast fluidized bed flash pyrolysis reactor96US 4,064,018 AOccidental Petroleum Corporation · 1977
- Cracking with short contact time and high temperatures96US 4,419,221 ATexaco Inc. · 1983
- Process for pyrolyzing carbonaceous feedstocks88US 6,814,940 B1Fortum Oyj · 2004
- Catalytic cracking with reduced emission of noxious gases82US 4,153,535 AStandard Oil Company (Indiana) · 1979
- Manufacture of combustible gases75US 3,969,089 AExxon Research & Engineering Co. · 1976