B01J 19/2415
Tubular reactors
Official title: {Tubular reactors}
B01J19/2415 (Tubular reactors) appears on 1,576 US grants and 1,558 published applications in this corpus.
Search patents in B01J- Granted patents
- 1,576
- Published applications
- 1,558
- Assignees
- 841
- Inventors
- 4,033
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 16 | 0 |
| 1978 | 8 | 0 |
| 1979 | 8 | 0 |
| 1980 | 13 | 0 |
| 1981 | 9 | 0 |
| 1982 | 13 | 0 |
| 1983 | 8 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 4 | 0 |
| 1988 | 14 | 0 |
| 1989 | 9 | 0 |
| 1990 | 9 | 0 |
| 1991 | 14 | 0 |
| 1992 | 7 | 0 |
| 1993 | 14 | 0 |
| 1994 | 20 | 0 |
| 1995 | 26 | 0 |
| 1996 | 28 | 0 |
| 1997 | 21 | 0 |
| 1998 | 26 | 0 |
| 1999 | 35 | 0 |
| 2000 | 28 | 0 |
| 2001 | 26 | 14 |
| 2002 | 28 | 25 |
| 2003 | 26 | 44 |
| 2004 | 29 | 41 |
| 2005 | 27 | 36 |
| 2006 | 24 | 40 |
| 2007 | 16 | 39 |
| 2008 | 20 | 49 |
| 2009 | 38 | 54 |
| 2010 | 40 | 51 |
| 2011 | 43 | 61 |
| 2012 | 35 | 40 |
| 2013 | 41 | 41 |
| 2014 | 39 | 61 |
| 2015 | 56 | 83 |
| 2016 | 57 | 85 |
| 2017 | 73 | 89 |
| 2018 | 65 | 65 |
| 2019 | 83 | 67 |
| 2020 | 75 | 93 |
| 2021 | 79 | 98 |
| 2022 | 51 | 85 |
| 2023 | 78 | 97 |
| 2024 | 63 | 88 |
| 2025 | 68 | 68 |
| 2026 | 41 | 44 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Electrically heated apparatus22 Sep 2026US 12,741,259 B2Shell USA, Inc.
- Reactor and related systems and methods for fuel gas production22 Sep 2026US 12,741,868 B2InnoTech Alberta Inc.
- Systems and methods for linear alpha olefins production15 Sep 2026US 12,735,371 B2Sabic Global Technologies B.V.
- Propylene oxide production apparatus and propylene oxide production method25 Aug 2026US 12,714,977 B2Sumitomo Chemical Company, Limited
- Hydrogen activation/ionization accelerating apparatus having fingerprint-type panel stack structure25 Aug 2026US 12,719,068 B2
- Continuous oligonucleotide synthesizer and method for synthesizing oligonucleotide using the same1 Oct 2026US 2026/0295553 A1
- Counter-flow electric steam-cracking furnace & methods17 Sep 2026US 2026/0273499 A1Sabic Global Technologies B.V.
- Reactor with counter helical flow channels and method of using same17 Sep 2026US 2026/0273500 A1Corning Incorporated
- Metal phosphide-graphene aerogel catalyst for hydrolysis of ammonia borane, method for preparing the same, and hydrogen production system for hydrolysis of ammonia borane comprising the same10 Sep 2026US 2026/0264069 A1The Hong Kong Polytechnic University
- Surface plasmon resonance catalyst and chemical reaction system3 Sep 2026US 2026/0257189 A1Modern Value Inc.
Most cited
By later US patents
- Apparatus and method for producing ethylene polymer516US 5,565,175 APhillips Petroleum Company · 1996
- Process for recovery of hydrocarbons and rejection of sand350US 5,316,664 ACanadian Occidental Petroleum Ltd. · 1994
- Process for recovery of hydrocarbons and rejection of sand346US 5,340,467 ACanadian Occidental Petroleum Ltd. · 1994
- Method for controlling removal of polymerization reaction effluent333US 5,455,314 APhillips Petroleum Company · 1995
- Fuel cell system with combustor-heated reformer172US 6,077,620 AGeneral Motors Corporation · 2000