B01J 38/56
Hydrocarbons
B01J38/56 (Hydrocarbons) appears on 89 US grants and 98 published applications in this corpus.
Search patents in B01J- Granted patents
- 89
- Published applications
- 98
- Assignees
- 79
- Inventors
- 273
- Latest grant
- 19 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 5 |
| 2004 | 2 | 5 |
| 2005 | 5 | 2 |
| 2006 | 3 | 6 |
| 2007 | 3 | 3 |
| 2008 | 3 | 4 |
| 2009 | 2 | 5 |
| 2010 | 5 | 8 |
| 2011 | 4 | 9 |
| 2012 | 5 | 3 |
| 2013 | 5 | 2 |
| 2014 | 4 | 5 |
| 2015 | 3 | 7 |
| 2016 | 6 | 3 |
| 2017 | 3 | 4 |
| 2018 | 4 | 2 |
| 2019 | 3 | 0 |
| 2020 | 1 | 3 |
| 2021 | 3 | 7 |
| 2022 | 6 | 6 |
| 2023 | 4 | 2 |
| 2024 | 3 | 2 |
| 2025 | 2 | 3 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods of treating and sulfiding hydroconversion catalysts19 Aug 2025US 12,390,803 B2Chem32, LLC
- Catalyst pre-hydrocarbon pooling method and device therefor27 May 2025US 12,311,348 B2Luoyang Weida Petrochemical Engineering Co., LTD
- Denitration catalyst regeneration method and denitration catalyst regeneration system29 Oct 2024US 12,128,393 B2Mitsubishi Heavy Industries, Ltd.
- Method for regenerating waste organic zinc catalyst through surface modification2 Apr 2024US 11,944,961 B2LG Chem.Ltd.
- Liquid-solid axial moving bed reaction and regeneration device, and solid acid alkylation method27 Feb 2024US 11,912,643 B2China Petroleum & Chemical Corporation
- Alternate injection method for cleaning fixed bed reactor catalyst bed in situ with cleaning solvent30 Apr 2026US 2026/0115708 A1
- Catalyst composition1 May 2025US 2025/0135439 A1Shell Oil Company
- Pretreatment of porous metal oxide catalysts for use in dehydrogenation and other reactions13 Feb 2025US 2025/0050322 A1BASF SE
- Reactivation of a hydrogenation catalyst23 Jan 2025US 2025/0025867 A1Arkema France
- Systems and methods for extracting and removing hydrogen sulfide and thiols26 Dec 2024US 2024/0424443 A1Sm Intellectual Technologies LLC
Most cited
By later US patents
- External catalyst rejuvenation system for the hydrocarbon synthesis process64US 5,260,239 AExxon Research & Engineering Co. · 1993
- Process for alkylating hydrocarbons47US 5,986,158 AAkzo Nobel N. V. · 1999
- Draft tube for catalyst rejuvenation and distribution44US 5,268,344 AExxon Research & Engineering Co. · 1993
- Method and apparatus for regenerating an iron-based Fischer-Tropsch catalyst41US 6,838,487 B1Rentech, Inc. · 2005
- Process for catalyst recovery from hydrocyanation product mixtures29US 6,936,171 B2Invista North America S A R L · 2005