B01J 8/28
The one above the other
Official title: the one above the other
B01J8/28 (The one above the other) appears on 226 US grants and 160 published applications in this corpus.
Search patents in B01J- Granted patents
- 226
- Published applications
- 160
- Assignees
- 137
- Inventors
- 546
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 7 | 0 |
| 1978 | 4 | 0 |
| 1979 | 8 | 0 |
| 1980 | 6 | 0 |
| 1981 | 9 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 9 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 4 |
| 2003 | 3 | 2 |
| 2004 | 3 | 3 |
| 2005 | 1 | 3 |
| 2006 | 2 | 6 |
| 2007 | 3 | 14 |
| 2008 | 5 | 5 |
| 2009 | 7 | 5 |
| 2010 | 6 | 7 |
| 2011 | 7 | 10 |
| 2012 | 6 | 6 |
| 2013 | 6 | 8 |
| 2014 | 5 | 12 |
| 2015 | 4 | 5 |
| 2016 | 14 | 17 |
| 2017 | 11 | 3 |
| 2018 | 5 | 12 |
| 2019 | 8 | 7 |
| 2020 | 7 | 2 |
| 2021 | 5 | 4 |
| 2022 | 2 | 5 |
| 2023 | 3 | 8 |
| 2024 | 5 | 3 |
| 2025 | 5 | 3 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Repurposing fluidized catalytic cracking (FCC) systems to generate renewable fuel intermediate compositions6 Oct 2026US 12,753,350 B2Chevron U.S.A.Inc.
- Fluidized bed reactor system for catalytic cracking of light hydrocarbons1 Sep 2026US 12,723,203 B2Chevron U.S.A.Inc.
- Methanation reaction device using endothermic reaction for removal of reaction heat and regeneration process for heat-absorbing material21 Apr 2026US 12,605,687 B2
- Coke control reactor, device for preparing low-carbon olefins from oxygen-containing compound, and use thereof8 Jul 2025US 12,351,535 B2Dalian Institute of Chemical Physics, Chinese Academy of Sciences
- Catalyst regneration with inverted cooler24 Jun 2025US 12,337,306 B2Uop LLC
- Fluidized bed reactor system for catalytic cracking of light hydrocarbons8 Oct 2026US 2026/0308462 A1Chevron U.S.A.Inc.
- Processes and methods for producing hydrogen and carbon from hydrocarbons9 Apr 2026US 2026/0097378 A1C-Zero, Inc.
- Methods for dehydrogenating hydrocarbons utilizing combustion units26 Mar 2026US 2026/0085023 A1Dow Global Technologies LLC
- Naphtha-to-aromatics fluidized bed device and method12 Mar 2026US 2026/0071130 A1China Shenhua Coal To Liquid and Chemical Co., Ltd.
- Repurposing fluidized catalytic cracking (fcc) systems to generate renewable fuel intermediate compositions15 Jan 2026US 2026/0015547 A1Chevron U.S.A.Inc.
Most cited
By later US patents
- Cracking with short contact time and high temperatures96US 4,419,221 ATexaco Inc. · 1983
- Catalytic cracking with reduced emission of noxious gases82US 4,153,535 AStandard Oil Company (Indiana) · 1979
- Method and apparatus for cracking residual oils64US 4,331,533 A1982
- Treating carbonaceous matter with hot steam63US 4,032,305 A1977
- Process and apparatus for upgrading FCC product with additional reactor with thorough mixing61US 6,869,521 B2Uop LLC · 2005