B01J 27/188
With chromium, molybdenum, tungsten or polonium
Official title: with chromium, molybdenum, tungsten or polonium
B01J27/188 (With chromium, molybdenum, tungsten or polonium) appears on 872 US grants and 599 published applications in this corpus.
Search patents in B01J- Granted patents
- 872
- Published applications
- 599
- Assignees
- 327
- Inventors
- 1,755
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 16 | 0 |
| 1977 | 12 | 0 |
| 1978 | 17 | 0 |
| 1979 | 11 | 0 |
| 1980 | 9 | 0 |
| 1981 | 11 | 0 |
| 1982 | 12 | 0 |
| 1983 | 16 | 0 |
| 1984 | 11 | 0 |
| 1985 | 16 | 0 |
| 1986 | 13 | 0 |
| 1987 | 14 | 0 |
| 1988 | 25 | 0 |
| 1989 | 35 | 0 |
| 1990 | 15 | 0 |
| 1991 | 12 | 0 |
| 1992 | 18 | 0 |
| 1993 | 19 | 0 |
| 1994 | 16 | 0 |
| 1995 | 14 | 0 |
| 1996 | 17 | 0 |
| 1997 | 10 | 0 |
| 1998 | 12 | 0 |
| 1999 | 13 | 0 |
| 2000 | 13 | 0 |
| 2001 | 10 | 5 |
| 2002 | 14 | 11 |
| 2003 | 16 | 18 |
| 2004 | 12 | 22 |
| 2005 | 14 | 16 |
| 2006 | 13 | 19 |
| 2007 | 6 | 19 |
| 2008 | 17 | 18 |
| 2009 | 15 | 20 |
| 2010 | 21 | 24 |
| 2011 | 14 | 24 |
| 2012 | 16 | 28 |
| 2013 | 16 | 43 |
| 2014 | 22 | 29 |
| 2015 | 29 | 40 |
| 2016 | 27 | 39 |
| 2017 | 30 | 35 |
| 2018 | 32 | 24 |
| 2019 | 36 | 25 |
| 2020 | 31 | 23 |
| 2021 | 28 | 30 |
| 2022 | 24 | 30 |
| 2023 | 15 | 14 |
| 2024 | 11 | 18 |
| 2025 | 17 | 13 |
| 2026 | 9 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for rejuvenating a catalyst from a hydroprocessing and/or hydrocracking process19 May 2026US 12,629,669 B2Ifp Energies Nouvelles
- Methods for preparing diol21 Apr 2026US 12,606,506 B2Changchun Meihe Science and Technology Development Co., Ltd.
- Method for hydrodesulfurisation of a petroleum fraction using a catalyst containing a graphitic material characterised by the H/C ratio thereof31 Mar 2026US 12,590,254 B2Ifp Energies Nouvelles
- Composite oxide catalyst, preparation method therefor, and use thereof24 Mar 2026US 12,582,971 B2Shanghai Huayi New Material Co., Ltd
- Methods for making supported chromium catalysts with increased polymerization activity10 Mar 2026US 12,569,833 B2Chevron Phillips Chemical Company LP
- Heavy oil hydrorefining method24 Sep 2026US 2026/0286235 A1Eneos Corporation
- Preparation method for hydropyrolysis catalyst with higher density; biomass hydropyrolysis process using obtained catalyst30 Jul 2026US 2026/0216709 A1Shell USA, Inc.
- Finishing hydrodesulfurization catalyst comprising a group vib metal, a group viii metal and phosphorus on an alpha alumina support9 Jul 2026US 2026/0192286 A1Ifp Energies Nouvelles
- Hydroprocessing catalyst2 Jul 2026US 2026/0183755 A1Uop LLC
- Hydropyrolysis process2 Jul 2026US 2026/0184998 A1Shell USA, Inc.
Most cited
By later US patents
- Catalytic multi-stage process for hydroconversion and refining hydrocarbon feeds140US 6,190,542 B1Hydrocarbon Technologies, Inc. · 2001
- Preparation of a hydrotreating catalyst132US 6,218,333 B1Shell Oil Company · 2001
- Hydrotreating process using sulfur activated non-calcined catalyst129US 6,290,841 B1Shell Oil Company · 2001
- Catalyst for the hydroconversion of asphaltene-containing hydrocarbonaceous charge stocks96US 5,474,977 AUop LLC · 1995
- Iron-based ionic liquid catalysts for hydroprocessing carbonaceous feeds94US 6,139,723 AHydrocarbon Technologies, Inc. · 2000