B01J 38/58
And gas addition thereto
Official title: and gas addition thereto
B01J38/58 (And gas addition thereto) appears on 43 US grants and 35 published applications in this corpus.
Search patents in B01J- Granted patents
- 43
- Published applications
- 35
- Assignees
- 31
- Inventors
- 136
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 3 |
| 2004 | 3 | 3 |
| 2005 | 3 | 1 |
| 2006 | 1 | 1 |
| 2007 | 1 | 1 |
| 2008 | 1 | 4 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 2 | 3 |
| 2012 | 1 | 1 |
| 2013 | 2 | 3 |
| 2014 | 0 | 0 |
| 2015 | 1 | 3 |
| 2016 | 2 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 2 | 1 |
| 2020 | 1 | 3 |
| 2021 | 1 | 1 |
| 2022 | 0 | 1 |
| 2023 | 2 | 2 |
| 2024 | 1 | 0 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Catalyst decontamination process24 Mar 2026US 12,582,978 B2Praxair Technology, Inc.
- Method of equipment decontamination11 Feb 2025US 12,220,690 B2United Laboratories International, LLC
- Method and system for reactivating a catalyst16 Jan 2024US 11,873,774 B2Ford Global Technologies, LLC
- Solvent system for cleaning fixed bed reactor catalyst in situ17 Oct 2023US 11,786,893 B2United Laboratories International, LLC
- Method and apparatus for treating, sorting and recycling oil-containing discharged catalyst3 Oct 2023US 11,772,091 B2Shanghai Huachang Environmental Protection Co., Ltd.
- Method of Equipment Decontamination8 May 2025US 2025/0144612 A1United Laboratories International, LLC
- Catalyst decontamination process22 Jun 2023US 2023/0191389 A1Praxair Technology, Inc.
- Method and system for reactivating a catalyst27 Apr 2023US 2023/0127422 A1Ford Global Technologies, LLC
- Method for regenerating hydrogenation catalyst10 Mar 2022US 2022/0072518 A1Hanwha Solutions Corporation
- Solvent System for Cleaning Low-Temperature Fixed-Bed Reactor Catalyst in Situ28 Jan 2021US 2021/0023548 A1United Laboratories International, LLC
Most cited
By later US patents
- Rejuvenation of hydrocarbon synthesis catalyst47US 5,283,216 AExxon Research & Engineering Co. · 1994
- Draft tube for catalyst rejuvenation and distribution44US 5,268,344 AExxon Research & Engineering Co. · 1993
- Combination gas disengaging downcomer-rejuvenation tube for in-situ slurry catalyst rejuvenation (LAW541)43US 5,811,468 AExxon Research & Engineering Co. · 1998
- Method and apparatus for regenerating an iron-based Fischer-Tropsch catalyst41US 6,838,487 B1Rentech, Inc. · 2005
- Hydrocarbon synthesis catalyst slurry rejuvenation with gas disengagement40US 5,817,702 AExxon Research & Engineering Co. · 1998