B01J 8/44
Fluidisation grids
B01J8/44 (Fluidisation grids) appears on 352 US grants and 245 published applications in this corpus.
Search patents in B01J- Granted patents
- 352
- Published applications
- 245
- Assignees
- 258
- Inventors
- 845
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 6 | 0 |
| 1978 | 8 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 10 | 0 |
| 1982 | 5 | 0 |
| 1983 | 9 | 0 |
| 1984 | 5 | 0 |
| 1985 | 7 | 0 |
| 1986 | 9 | 0 |
| 1987 | 5 | 0 |
| 1988 | 6 | 0 |
| 1989 | 11 | 0 |
| 1990 | 6 | 0 |
| 1991 | 5 | 0 |
| 1992 | 8 | 0 |
| 1993 | 4 | 0 |
| 1994 | 10 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 8 | 0 |
| 1999 | 9 | 0 |
| 2000 | 7 | 0 |
| 2001 | 7 | 2 |
| 2002 | 6 | 1 |
| 2003 | 5 | 8 |
| 2004 | 6 | 6 |
| 2005 | 4 | 7 |
| 2006 | 0 | 3 |
| 2007 | 4 | 6 |
| 2008 | 4 | 9 |
| 2009 | 6 | 11 |
| 2010 | 8 | 11 |
| 2011 | 9 | 17 |
| 2012 | 8 | 8 |
| 2013 | 8 | 12 |
| 2014 | 9 | 9 |
| 2015 | 7 | 8 |
| 2016 | 10 | 9 |
| 2017 | 4 | 11 |
| 2018 | 14 | 8 |
| 2019 | 14 | 9 |
| 2020 | 5 | 17 |
| 2021 | 13 | 17 |
| 2022 | 6 | 15 |
| 2023 | 14 | 15 |
| 2024 | 11 | 14 |
| 2025 | 8 | 7 |
| 2026 | 6 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fluidizing apparatus for the treatment of particulate material15 Sep 2026US 12,734,496 B2Glatt GmbH
- Fluidized bed reactor and method for recovering active metal of lithium secondary battery utilizing same28 Jul 2026US 12,691,429 B2SK Innovation Co., Ltd.
- Systems for polymer fines recovery7 Jul 2026US 12,673,309 B2Chevron Phillips Chemical Company LP
- Fluid bed granulator31 Mar 2026US 12,589,375 B2thyssenkrupp AG
- Reactor for the catalytic treatment of a gas stream24 Feb 2026US 12,558,660 B2thyssenkrupp AG
- Process of starting up a gas phase olefin polymerization reaction1 Oct 2026US 2026/0297219 A1Basell Polyolefine GmbH
- Decreasing triboelectric charging of, and/or reactor fouling by, polyolefin particles9 Apr 2026US 2026/0097377 A1Univation Technologies, LLC
- Thermochemical gas splitting reactor system and method of thermochemically splitting gas2 Apr 2026US 2026/0091976 A1The Regents of the University of Colorado, a body corporate
- Fluidized-bed reactor for the gas-phase polymerization of olefins26 Mar 2026US 2026/0084131 A1Basell Poliolefine Italia S.r.l.
- Actively cooled screw feeder for gasification reactors19 Mar 2026US 2026/0078311 A1Aries Clean Technologies LLC
Most cited
By later US patents
- Rapid injection process and apparatus for producing synthesis gas (law 560)173US 5,886,056 AExxon Research & Engineering Co. · 1999
- Fluidized bed polymerization reactors96US 4,933,149 AUnion Carbide Chemicals and Plastics Company Inc. · 1990
- Device for treating particulate product80US 6,367,165 B12002
- Catalyst and method for hydroprocessing a hydrocarbon feed stream in a reactor containing two or more catalysts73US 6,086,749 AChevron U.S.A.Inc. · 2000
- Separation of products in granular form54US 4,071,304 ACharbonnages de France · 1978