B01J 8/0055
Using cyclones
Official title: {using cyclones}
B01J8/0055 (Using cyclones) appears on 708 US grants and 638 published applications in this corpus.
Search patents in B01J- Granted patents
- 708
- Published applications
- 638
- Assignees
- 312
- Inventors
- 1,509
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 6 | 0 |
| 1981 | 5 | 0 |
| 1982 | 7 | 0 |
| 1983 | 7 | 0 |
| 1984 | 13 | 0 |
| 1985 | 3 | 0 |
| 1986 | 11 | 0 |
| 1987 | 13 | 0 |
| 1988 | 11 | 0 |
| 1989 | 8 | 0 |
| 1990 | 6 | 0 |
| 1991 | 6 | 0 |
| 1992 | 5 | 0 |
| 1993 | 7 | 0 |
| 1994 | 9 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 8 | 0 |
| 1998 | 8 | 0 |
| 1999 | 8 | 0 |
| 2000 | 10 | 0 |
| 2001 | 16 | 6 |
| 2002 | 10 | 19 |
| 2003 | 10 | 25 |
| 2004 | 14 | 26 |
| 2005 | 23 | 22 |
| 2006 | 17 | 22 |
| 2007 | 15 | 28 |
| 2008 | 15 | 16 |
| 2009 | 21 | 13 |
| 2010 | 23 | 30 |
| 2011 | 17 | 24 |
| 2012 | 27 | 21 |
| 2013 | 11 | 35 |
| 2014 | 25 | 22 |
| 2015 | 30 | 32 |
| 2016 | 31 | 37 |
| 2017 | 25 | 23 |
| 2018 | 24 | 31 |
| 2019 | 27 | 31 |
| 2020 | 44 | 42 |
| 2021 | 30 | 35 |
| 2022 | 21 | 19 |
| 2023 | 19 | 24 |
| 2024 | 12 | 22 |
| 2025 | 19 | 19 |
| 2026 | 10 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for producing olefins6 Oct 2026US 12,753,132 B2Dow Global Technologies LLC
- Repurposing fluidized catalytic cracking (FCC) systems to generate renewable fuel intermediate compositions6 Oct 2026US 12,753,350 B2Chevron U.S.A.Inc.
- Fluidic seal apparatus for continuous polymerization process25 Aug 2026US 12,715,940 B2Braskem S/A
- Nitro compound hydrogenation reaction process and hydrogenation reaction apparatus28 Jul 2026US 12,692,219 B2China Petroleum & Chemical Corporation
- Systems for polymer fines recovery7 Jul 2026US 12,673,309 B2Chevron Phillips Chemical Company LP
- 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
- Preparation device and method for propylene terpolyme17 Sep 2026US 2026/0275013 A1Tianhua Institute (Nanjing) Intelligent Manufacturing Co., Ltd.
- Reversible boudouard reactor and solid-oxide electrochemical cell13 Aug 2026US 2026/0233213 A1Noon Energy
- Methods of operating chemical processing vessels that include shrouds30 Jul 2026US 2026/0216679 A1Dow Global Technologies LLC
- Methods for forming dehydrogenated products utilizing combustion bypass of some catalyst25 Jun 2026US 2026/0176220 A1Dow Global Technologies LLC
Most cited
By later US patents
- High solids slurry polymerization532US 6,239,235 B1Phillips Petroleum Company · 2001
- Process and apparatus for separating diluents from solid polymers utilizing a two-stage flash and a cyclone separator494US 5,575,979 APhillips Petroleum Company · 1996
- Continuous slurry polymerization process and appparatus462US 6,833,415 B2ExxonMobil Chemical Patents Inc. · 2004
- Method and apparatus for producing carbon nanotubes180US 6,413,487 B1The Board of Regents of the University of Oklahoma · 2002
- Apparatus for reducing attrition of particulate matter in a chemical conversion process113US 4,486,207 AAtlantic Richfield Company · 1984