B01J 31/4092
Involving a stripping step, with stripping gas or solvent
Official title: {involving a stripping step, with stripping gas or solvent}
B01J31/4092 (Involving a stripping step, with stripping gas or solvent) appears on 63 US grants and 30 published applications in this corpus.
Search patents in B01J- Granted patents
- 63
- Published applications
- 30
- Assignees
- 39
- Inventors
- 140
- Latest grant
- 11 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 7 | 0 |
| 1995 | 4 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 7 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 2 |
| 2004 | 1 | 1 |
| 2005 | 0 | 3 |
| 2006 | 2 | 0 |
| 2007 | 1 | 3 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 2 | 2 |
| 2011 | 1 | 0 |
| 2012 | 1 | 3 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 6 | 3 |
| 2016 | 0 | 2 |
| 2017 | 2 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 3 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Processes for recovery of rhodium from a hydroformylation process11 Mar 2025US 12,246,310 B2Dow Technology Investments LLC
- Regeneration of acidic ionic liquid catalysts27 Aug 2019US 10,391,481 B2Chevron U.S.A.Inc.
- Separation of conjunct polymer from volatile regenerant for ionic liquid regeneration3 Oct 2017US 9,776,877 B2Uop LLC
- Hydrochloric acid stripping process for ionic liquid regeneration process14 Feb 2017US 9,566,578 B2Uop LLC
- Regeneration of an acidic catalyst by borane addition29 Dec 2015US 9,221,043 B2Uop LLC
- Compounds, transition metal complex hydroformylation catalyst precuror compositions comprising such compounds, and hydroformylation processes24 Apr 2025US 2025/0128245 A1Dow Technology Investments LLC
- Transition metal complex hydroformylation catalyst precuror compositions comprising such compounds, and hydroformylation processes5 Dec 2024US 2024/0399349 A1Dow Technology Investments LLC
- Method for producing aldehyde, method for producing alcohol, and catalyst composition3 Oct 2024US 2024/0327325 A1Mitsubishi Chemical Corporation
- Method for recovering a metal containing homogeneous catalyst using solid adsorbents15 Feb 2024US 2024/0050934 A1Suez Groupe
- Processes for recovery of rhodium from a hydroformylation process15 Sep 2022US 2022/0288574 A1Dow Technology Investments LLC
Most cited
By later US patents
- Methods of preparation of an olefin oligomerization catalyst34US 7,910,670 B2Chevron Phillips Chemical Company LP · 2011
- Regeneration of ionic liquid catalyst using a metal in the absence of added hydrogen31US 7,674,739 B2Chevron U.S.A.Inc. · 2010
- Regeneration of acidic catalysts31US 7,732,363 B2Chevron U.S.A.Inc. · 2010
- Hydroformylation catalyst removal23US 4,625,067 AExxon Research & Engineering Co. · 1986
- Activation of cobalt preformer catalyst for oxo process20US 5,321,168 AExxon Chemical Patents Inc. · 1994