C10G 2300/701
Use of spent catalysts
C10G2300/701 (Use of spent catalysts) appears on 101 US grants and 127 published applications in this corpus.
Search patents in C10G- Granted patents
- 101
- Published applications
- 127
- Assignees
- 53
- Inventors
- 346
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 3 |
| 2007 | 0 | 2 |
| 2008 | 2 | 2 |
| 2009 | 1 | 4 |
| 2010 | 4 | 6 |
| 2011 | 3 | 8 |
| 2012 | 5 | 24 |
| 2013 | 5 | 12 |
| 2014 | 15 | 5 |
| 2015 | 14 | 7 |
| 2016 | 2 | 3 |
| 2017 | 7 | 2 |
| 2018 | 2 | 2 |
| 2019 | 2 | 5 |
| 2020 | 6 | 6 |
| 2021 | 4 | 8 |
| 2022 | 11 | 12 |
| 2023 | 7 | 3 |
| 2024 | 4 | 7 |
| 2025 | 3 | 2 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Process and system for catalytic cracking of hydrocarbon oils13 Jan 2026US 12,522,770 B2China Petroleum & Chemical Corporation
- Fluidization of catalyst in lateral sections of a system23 Dec 2025US 12,503,656 B2Kellogg Brown & Root LLC
- Fluidized catalytic conversion method for preparing low-carbon olefins14 Oct 2025US 12,441,943 B2China Petroleum & Chemical Corporation
- FCC processing with reduced CO2 emissions14 Jan 2025US 12,195,676 B2ExxonMobil Technology and Engineering Company
- Processes for prolonging catalyst activity in a hydroprocessing unit12 Nov 2024US 12,139,675 B1Saudi Arabian Oil Company
- Pyrolysis treatment system and pyrolysis treatment method10 Sep 2026US 2026/0265615 A1Ebara Environmental Plant Co., Ltd.
- Process for preparing chemicals by graded gas-phase dehydrogenation and cracking of waste plastics and crude oil mixed feeding18 Jun 2026US 2026/0167877 A1China University of Petroleum (East China)
- Hydrocarbon upgrading process with catalyst fines28 May 2026US 2026/0146208 A1Uop LLC
- Process for upgradation of cracked residual hydrocarbons11 Sep 2025US 2025/0283003 A1Hindustan Petroleum Corporation Limited
- Plastic upgrading using poison resistant core-shell catalysts10 Jul 2025US 2025/0223501 A1Anellotech, Inc.
Most cited
By later US patents
- Integrated biorefinery for production of liquid fuels48US 8,168,686 B2Rentech, Inc. · 2012
- Fluid catalytic cracking process for cracking multiple feedstocks36US 11,214,741 B2Uop LLC · 2022
- Hydroprocessing catalysts and methods for making thereof32US 8,846,560 B2Chevron U.S.A.Inc. · 2014
- Process for producing regenerated hydrotreating catalyst and process for producing petrochemical product27US 8,722,558 B2Jx Nippon Oil & Energy Corporation · 2014
- System and method for on stream catalyst replacement20US 9,085,736 B2Chevron Phillips Chemical Company LP · 2015