B01J 19/2435
Loop-type reactors
Official title: {Loop-type reactors}
B01J19/2435 (Loop-type reactors) appears on 307 US grants and 254 published applications in this corpus.
Search patents in B01J- Granted patents
- 307
- Published applications
- 254
- Assignees
- 133
- Inventors
- 531
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 5 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 5 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 6 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 9 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 5 |
| 2002 | 10 | 8 |
| 2003 | 2 | 3 |
| 2004 | 11 | 10 |
| 2005 | 6 | 8 |
| 2006 | 6 | 5 |
| 2007 | 2 | 15 |
| 2008 | 7 | 11 |
| 2009 | 14 | 14 |
| 2010 | 16 | 15 |
| 2011 | 11 | 8 |
| 2012 | 12 | 5 |
| 2013 | 6 | 6 |
| 2014 | 8 | 12 |
| 2015 | 12 | 9 |
| 2016 | 11 | 9 |
| 2017 | 13 | 8 |
| 2018 | 6 | 6 |
| 2019 | 6 | 5 |
| 2020 | 13 | 26 |
| 2021 | 11 | 16 |
| 2022 | 12 | 10 |
| 2023 | 14 | 16 |
| 2024 | 6 | 9 |
| 2025 | 12 | 6 |
| 2026 | 5 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for linear alpha olefins production15 Sep 2026US 12,735,371 B2Sabic Global Technologies B.V.
- Reactor for a gas-phase olefin polymerization21 Jul 2026US 12,685,991 B2Basell Polyolefine GmbH
- Loop slurry reactor cooling processes and systems14 Apr 2026US 12,599,887 B2Chevron Phillips Chemical Company LP
- Coated metal oxide materials and method, process, and apparatus for making the same3 Mar 2026US 12,567,585 B2Action Battery Technologies, Inc.
- Gas/liquid oligomerization reactor having successive zones with variable diameters10 Feb 2026US 12,544,733 B2Ifp Energies Nouvelles
- Metal phosphide-graphene aerogel catalyst for hydrolysis of ammonia borane, method for preparing the same, and hydrogen production system for hydrolysis of ammonia borane comprising the same10 Sep 2026US 2026/0264069 A1The Hong Kong Polytechnic University
- Recirculatory fiber reactor27 Aug 2026US 2026/0249265 A1Chemtor, LP
- Apparatus for production of ammonium nitrate from nitric acid and ammonia13 Aug 2026US 2026/0233190 A1thyssenkrupp AG
- Ethylene / propylene recycle through copolymer polypropylene gas phase reactor system increasing monomer efficiency13 Aug 2026US 2026/0234296 A1Braskem America, Inc.
- Compound air loop reactor6 Aug 2026US 2026/0225064 A1Arizona Board of Regents on Behalf of the University of Arizona
Most cited
By later US patents
- Apparatus and method for producing ethylene polymer516US 5,565,175 APhillips Petroleum Company · 1996
- Method for controlling removal of polymerization reaction effluent333US 5,455,314 APhillips Petroleum Company · 1995
- Metal containing polymeric functional microspheres135US 4,157,323 ACalifornia Institute of Technology · 1979
- Non-adiabatic olefin solution polymerization130US 5,977,251 AThe Dow Chemical Company · 1999
- Process for preparing polyethylene95US 5,684,097 ABorealis Polymers Oy · 1997