B01J 2219/00182
Controlling the level of reactants in the reactor vessel
Official title: controlling the level of reactants in the reactor vessel
B01J2219/00182 (Controlling the level of reactants in the reactor vessel) appears on 277 US grants and 209 published applications in this corpus.
Search patents in B01J- Granted patents
- 277
- Published applications
- 209
- Assignees
- 220
- Inventors
- 744
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 5 | 0 |
| 1978 | 4 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 2 | 0 |
| 1988 | 6 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 9 | 0 |
| 1996 | 10 | 0 |
| 1997 | 9 | 0 |
| 1998 | 5 | 0 |
| 1999 | 9 | 0 |
| 2000 | 8 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 11 |
| 2003 | 7 | 7 |
| 2004 | 5 | 6 |
| 2005 | 5 | 4 |
| 2006 | 6 | 13 |
| 2007 | 2 | 10 |
| 2008 | 5 | 9 |
| 2009 | 7 | 0 |
| 2010 | 8 | 11 |
| 2011 | 4 | 7 |
| 2012 | 10 | 6 |
| 2013 | 5 | 2 |
| 2014 | 2 | 10 |
| 2015 | 6 | 9 |
| 2016 | 3 | 11 |
| 2017 | 9 | 3 |
| 2018 | 4 | 11 |
| 2019 | 6 | 7 |
| 2020 | 9 | 9 |
| 2021 | 12 | 17 |
| 2022 | 8 | 18 |
| 2023 | 13 | 10 |
| 2024 | 8 | 6 |
| 2025 | 11 | 4 |
| 2026 | 5 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Device for continuously producing hydrogen from polyester plastics by photocatalytic degradation15 Sep 2026US 12,734,500 B2Tianjin University
- Reactor and method for making calcium hydroxide31 Mar 2026US 12,590,009 B2Petroliam Nasional Berhad (Petronas)
- Device for preparing multi-component metal hydroxide24 Mar 2026US 12,582,961 B2L&F Co., Ltd.
- Gas/liquid oligomerization reactor having successive zones with variable diameters10 Feb 2026US 12,544,733 B2Ifp Energies Nouvelles
- Autonomous Modular Flare Gas Conversion Systems and Methods8 Oct 2026US 2026/0308093 A1M2X Energy Inc.
- System to convert cellulosic materials into sugar and method of using the same3 Sep 2026US 2026/0257187 A1Alliance Bioenergy Plus, Inc., Dba Blue Biofuels
- High-pressure reactor27 Aug 2026US 2026/0250800 A1Gem Co., Ltd.
- Compound air loop reactor6 Aug 2026US 2026/0225064 A1Arizona Board of Regents on Behalf of the University of Arizona
- Device for preparing multi-component metal hydroxide2 Jul 2026US 2026/0183737 A1L&F Co., Ltd.
Most cited
By later US patents
- Devices for making reaction products by controlling transient conversion in an atomized liquid103US 5,580,531 ATwenty-First Century Research Corporation · 1996
- Method and apparatus for injecting a liquid hydrocarbon fuel into a fuel cell power plant reformer83US 6,045,772 AInternational Fuel Cells Corporation · 2000
- Method for the preparation of oligomeric alkylene terephthalates76US 4,289,895 ADynamit Nobel Aktiengesellschaft · 1981
- Polyester process using a pipe reactor76US 6,861,494 B2Eastman Chemical Company · 2005
- Method and apparatus for controlled chemical reactions68US 4,721,575 AVerTech Treatment Systems, Inc. · 1988