B01J 8/1854
Followed by a downward movement inside the reactor to form a loop
Official title: {followed by a downward movement inside the reactor to form a loop}
B01J8/1854 (Followed by a downward movement inside the reactor to form a loop) appears on 83 US grants and 70 published applications in this corpus.
Search patents in B01J- Granted patents
- 83
- Published applications
- 70
- Assignees
- 62
- Inventors
- 222
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 2 |
| 2004 | 2 | 1 |
| 2005 | 1 | 3 |
| 2006 | 2 | 5 |
| 2007 | 3 | 5 |
| 2008 | 2 | 1 |
| 2009 | 2 | 2 |
| 2010 | 3 | 0 |
| 2011 | 2 | 3 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 2 | 1 |
| 2016 | 0 | 1 |
| 2017 | 0 | 3 |
| 2018 | 1 | 6 |
| 2019 | 7 | 6 |
| 2020 | 1 | 6 |
| 2021 | 8 | 3 |
| 2022 | 4 | 8 |
| 2023 | 7 | 2 |
| 2024 | 3 | 6 |
| 2025 | 6 | 2 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Reactor for a gas-phase olefin polymerization21 Jul 2026US 12,685,991 B2Basell Polyolefine GmbH
- Circulating fluidized bed reactor using electric heating furnace14 Apr 2026US 12,599,884 B2Korea Research Institute of Chemical Technology
- Apparatus for mixing in catalytic cracker reactor2 Dec 2025US 12,485,398 B2Shell USA, Inc.
- Method for flushing reactor11 Nov 2025US 12,465,961 B2Linde Aktiengesellschaft
- Apparatus for distributing feed with a cluster of orifices on a side of the distributor2 Sep 2025US 12,403,440 B2Uop LLC
- Preparation device and method for multicomponent copolymerized polypropylene17 Sep 2026US 2026/0275007 A1Tianhua Institute (Nanjing) Intelligent Manufacturing Co., Ltd.
- Slurry reactor system for upgrading feedstock20 Nov 2025US 2025/0354067 A1
- Circulating fluidized bed reactor using electric heating furnace24 Apr 2025US 2025/0128227 A1Korea Research Institute of Chemical Technology
- Method for flushing reactor21 Nov 2024US 2024/0383019 A1Linde Aktiengesellschaft
- Fluidized bed reactor systems14 Mar 2024US 2024/0082803 A1ExxonMobil Chemical Patents Inc.
Most cited
By later US patents
- Process for pyrolyzing carbonaceous feedstocks88US 6,814,940 B1Fortum Oyj · 2004
- Conversion of liquid alcohols and ethers with a fluid mass of ZSM-5 type catalyst69US 4,138,440 AMobil Oil Corporation · 1979
- Process and apparatus for upgrading FCC product with additional reactor with thorough mixing61US 6,869,521 B2Uop LLC · 2005
- Heating of fluidized bed reactor by microwaves60US 5,374,413 AKorea Research Institute of Chemical Technology · 1994
- Fluidized bed reactor heated by microwaves49US 5,382,412 AKorea Research Institute of Chemical Technology · 1995