B01J 8/02
Chemical or physical processes in general, conducted in the presence of fluids
Official title: with stationary particles, e.g. in fixed beds
B01J8/02 (Chemical or physical processes in general, conducted in the presence of fluids) appears on 4,278 US grants and 4,349 published applications in this corpus.
Search patents in B01J- Granted patents
- 4,278
- Published applications
- 4,349
- Assignees
- 1,570
- Inventors
- 9,347
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 41 | 0 |
| 1977 | 29 | 0 |
| 1978 | 40 | 0 |
| 1979 | 16 | 0 |
| 1980 | 38 | 0 |
| 1981 | 34 | 0 |
| 1982 | 25 | 0 |
| 1983 | 28 | 0 |
| 1984 | 28 | 0 |
| 1985 | 25 | 0 |
| 1986 | 30 | 0 |
| 1987 | 29 | 0 |
| 1988 | 41 | 0 |
| 1989 | 48 | 0 |
| 1990 | 42 | 0 |
| 1991 | 48 | 0 |
| 1992 | 46 | 0 |
| 1993 | 42 | 0 |
| 1994 | 36 | 0 |
| 1995 | 43 | 0 |
| 1996 | 45 | 0 |
| 1997 | 40 | 0 |
| 1998 | 72 | 0 |
| 1999 | 81 | 0 |
| 2000 | 70 | 0 |
| 2001 | 93 | 39 |
| 2002 | 65 | 144 |
| 2003 | 65 | 132 |
| 2004 | 88 | 189 |
| 2005 | 78 | 146 |
| 2006 | 115 | 163 |
| 2007 | 97 | 173 |
| 2008 | 88 | 162 |
| 2009 | 121 | 169 |
| 2010 | 167 | 198 |
| 2011 | 148 | 181 |
| 2012 | 126 | 136 |
| 2013 | 140 | 164 |
| 2014 | 120 | 152 |
| 2015 | 166 | 183 |
| 2016 | 168 | 177 |
| 2017 | 162 | 192 |
| 2018 | 170 | 162 |
| 2019 | 150 | 192 |
| 2020 | 174 | 205 |
| 2021 | 159 | 198 |
| 2022 | 137 | 177 |
| 2023 | 156 | 179 |
| 2024 | 105 | 193 |
| 2025 | 123 | 203 |
| 2026 | 80 | 140 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B01J 8/04The fluid passing successively through two or more beds1,744
- B01J 8/06In tube reactors1,254
- B01J 8/0278Feeding reactive fluids754
- B01J 8/0242The fluid flow within the bed being predominantly vertical745
- B01J 8/0285Heating or cooling the reactor739
- B01J 8/0207The fluid flow within the bed being predominantly horizontal489
- B01J 8/0292With stationary packing material in the bed158
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Most cited
By later US patents
- Device for distributing flowing media over a flow cross section571US 4,134,425 ASiemens Aktiengesellschaft · 1979
- Steam reformer with internal hydrogen purification533US 5,861,137 A1999
- Steam reformer with internal hydrogen purification269US 5,997,594 ANorthwest Power Systems, LLC · 1999
- Hydrogen producing fuel processing system236US 6,221,117 B1IdaTech, LLC · 2001
- Method of producing ethyl acetate and an equipment for carrying out this method207US 6,693,213 B1Sulzer Chemtech AG · 2004