B01J 8/0453
The beds being superimposed one above the other
Official title: {the beds being superimposed one above the other}
B01J8/0453 (The beds being superimposed one above the other) appears on 612 US grants and 559 published applications in this corpus.
Search patents in B01J- Granted patents
- 612
- Published applications
- 559
- Assignees
- 303
- Inventors
- 1,497
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 6 | 0 |
| 1981 | 5 | 0 |
| 1982 | 4 | 0 |
| 1983 | 6 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 8 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 7 | 0 |
| 1990 | 7 | 0 |
| 1991 | 7 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 12 | 0 |
| 1996 | 12 | 0 |
| 1997 | 9 | 0 |
| 1998 | 14 | 0 |
| 1999 | 15 | 0 |
| 2000 | 14 | 0 |
| 2001 | 15 | 7 |
| 2002 | 13 | 23 |
| 2003 | 7 | 22 |
| 2004 | 13 | 28 |
| 2005 | 7 | 20 |
| 2006 | 19 | 27 |
| 2007 | 18 | 19 |
| 2008 | 18 | 14 |
| 2009 | 18 | 20 |
| 2010 | 17 | 32 |
| 2011 | 15 | 25 |
| 2012 | 24 | 21 |
| 2013 | 19 | 23 |
| 2014 | 15 | 20 |
| 2015 | 25 | 31 |
| 2016 | 26 | 22 |
| 2017 | 23 | 22 |
| 2018 | 24 | 27 |
| 2019 | 28 | 25 |
| 2020 | 27 | 27 |
| 2021 | 21 | 19 |
| 2022 | 13 | 17 |
| 2023 | 16 | 22 |
| 2024 | 6 | 11 |
| 2025 | 15 | 22 |
| 2026 | 9 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Catalyst reactor15 Sep 2026US 12,734,473 B2Taiyuan University of Technology
- Liquid plasma discharge device and method for biodiesel synthesis using same15 Sep 2026US 12,734,499 B2Regents of the University of Minnesota
- Paraffin dehydrogenation reactor electric heater21 Apr 2026US 12,606,503 B2Lummus Technology Inc.
- Ammonia synthesis converter and method for small production units14 Apr 2026US 12,600,641 B2
- Trickle bed reactor24 Mar 2026US 12,583,810 B2Solugen, Inc.
- Catalytic conversion method of carbonaceous fuel into synthesis gas and apparatus for catalytic conversion of carbonaceous fuel into synthesis gas27 Aug 2026US 2026/0250128 A1
- Apparatus and method for production of syngas6 Aug 2026US 2026/0225057 A1Council of Scientific and Industrial Research
- Feedstock to aromatic hydrocarbons conversion via formaldehyde route in dual bed reactor30 Jul 2026US 2026/0217624 A1King Abdullah University of Science and Technology
- Paraffin dehydrogenation reactor electric heater30 Jul 2026US 2026/0217629 A1Lummus Technology Inc.
- Multiple-bed catalytic reactor comprising a distribution device23 Jul 2026US 2026/0208136 A1Topsoe A/S
Most cited
By later US patents
- Structured fischer-tropsch catalyst system and method114US 6,262,131 B1Syntroleum Corporation · 2001
- Use of catalytic distillation reactor for methanol synthesis113US 6,723,886 B2ConocoPhillips Company · 2004
- Upflow reactor system with layered catalyst bed for hydrotreating heavy feedstocks100US 6,554,994 B1Chevron U.S.A.Inc. · 2003
- Catalytic process94US 4,788,004 AImperial Chemical Industries PLC · 1988
- Catalytic oxidation of alkanes92US 5,132,472 ASun Refining and Marketing Company · 1992