B01J 8/0407
Through two or more cylindrical annular shaped beds
Official title: {through two or more cylindrical annular shaped beds}
B01J8/0407 (Through two or more cylindrical annular shaped beds) appears on 203 US grants and 163 published applications in this corpus.
Search patents in B01J- Granted patents
- 203
- Published applications
- 163
- Assignees
- 118
- Inventors
- 442
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 5 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 8 | 0 |
| 2000 | 6 | 0 |
| 2001 | 6 | 2 |
| 2002 | 2 | 7 |
| 2003 | 5 | 2 |
| 2004 | 2 | 9 |
| 2005 | 4 | 2 |
| 2006 | 5 | 9 |
| 2007 | 5 | 6 |
| 2008 | 5 | 7 |
| 2009 | 2 | 5 |
| 2010 | 7 | 3 |
| 2011 | 7 | 0 |
| 2012 | 6 | 5 |
| 2013 | 1 | 5 |
| 2014 | 6 | 7 |
| 2015 | 4 | 6 |
| 2016 | 3 | 14 |
| 2017 | 7 | 8 |
| 2018 | 11 | 7 |
| 2019 | 11 | 8 |
| 2020 | 7 | 11 |
| 2021 | 12 | 15 |
| 2022 | 3 | 3 |
| 2023 | 11 | 8 |
| 2024 | 3 | 5 |
| 2025 | 6 | 6 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Propylene oxide production apparatus and propylene oxide production method25 Aug 2026US 12,714,977 B2Sumitomo Chemical Company, Limited
- Ammonia synthesis converter and method for small production units14 Apr 2026US 12,600,641 B2
- Use of a continuous catalyst regeneration type reformer for the aromax® catalyst process27 Jan 2026US 12,533,650 B2Chevron Phillips Chemical Company LP
- Isomerization of biofeeds over base metal catalysts23 Dec 2025US 12,503,655 B2ExxonMobil Technology and Engineering Company
- Compound annular non-thermal plasma reactor core4 Nov 2025US 12,458,946 B2The Regents of the University of Michigan
- Ammonia Synthesis Converter and Method for Small Production Units8 Oct 2026US 2026/0308001 A1AmmPower America LLC
- Ammonia reactor and methods14 May 2026US 2026/0132021 A1United Kingdom Research and Innovation
- Isomerization of biofeeds over base metal catalysts7 May 2026US 2026/0125603 A1ExxonMobil Technology and Engineering Company
- Ammonia converter for varying partial load operation18 Sep 2025US 2025/0289724 A1thyssenkrupp AG
- Method and apparatus for selective alcohol upgrading5 Jun 2025US 2025/0178992 A1Air Company Holdings, Inc.
Most cited
By later US patents
- Integrated hydrocarbon reforming system and controls150US 6,641,625 B1Nuvera Fuel Cells, LLC · 2003
- Reactor and apparatus for purifying by adsorption66US 4,541,851 AL Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude · 1985
- Axial-radial reactor for heterogeneous synthesis49US 4,372,920 AAmmonia Casale S. A. · 1983
- Synthesis gas process comprising partial oxidation using controlled and optimized temperature profile45US 7,261,751 B2ConocoPhillips Company · 2007
- Radial flow adsorption vessel41US 6,086,659 AAir Products and Chemicals, Inc. · 2000