B01J 2219/00051
Controlling the temperature
B01J2219/00051 (Controlling the temperature) appears on 4,857 US grants and 4,538 published applications in this corpus.
Search patents in B01J- Granted patents
- 4,857
- Published applications
- 4,538
- Assignees
- 2,336
- Inventors
- 11,465
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 49 | 0 |
| 1977 | 44 | 0 |
| 1978 | 38 | 0 |
| 1979 | 28 | 0 |
| 1980 | 51 | 0 |
| 1981 | 39 | 0 |
| 1982 | 46 | 0 |
| 1983 | 38 | 0 |
| 1984 | 45 | 0 |
| 1985 | 36 | 0 |
| 1986 | 39 | 0 |
| 1987 | 36 | 0 |
| 1988 | 44 | 0 |
| 1989 | 49 | 0 |
| 1990 | 45 | 0 |
| 1991 | 46 | 0 |
| 1992 | 53 | 0 |
| 1993 | 59 | 0 |
| 1994 | 63 | 0 |
| 1995 | 82 | 0 |
| 1996 | 69 | 0 |
| 1997 | 104 | 0 |
| 1998 | 117 | 0 |
| 1999 | 96 | 0 |
| 2000 | 111 | 0 |
| 2001 | 119 | 56 |
| 2002 | 118 | 194 |
| 2003 | 119 | 184 |
| 2004 | 106 | 187 |
| 2005 | 106 | 154 |
| 2006 | 140 | 152 |
| 2007 | 85 | 160 |
| 2008 | 81 | 124 |
| 2009 | 104 | 138 |
| 2010 | 115 | 185 |
| 2011 | 114 | 152 |
| 2012 | 113 | 133 |
| 2013 | 99 | 132 |
| 2014 | 121 | 185 |
| 2015 | 135 | 273 |
| 2016 | 171 | 213 |
| 2017 | 192 | 167 |
| 2018 | 154 | 182 |
| 2019 | 194 | 181 |
| 2020 | 155 | 186 |
| 2021 | 158 | 228 |
| 2022 | 145 | 238 |
| 2023 | 178 | 222 |
| 2024 | 157 | 200 |
| 2025 | 145 | 191 |
| 2026 | 106 | 121 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B01J 2219/00074By indirect heating or cooling employing heat exchange fluidsIndexing code3,242
- B01J 2219/00054Controlling or regulating the heat exchange systemIndexing code946
- B01J 2219/00159Controlling multiple zones along the direction of flowIndexing code741
- B01J 2219/00132Using electric heating or cooling elementsIndexing code664
- B01J 2219/0015By thermal insulation meansIndexing code512
- B01J 2219/00121By direct heating or coolingIndexing code495
- B01J 2219/00157By means of a burnerIndexing code409
- B01J 2219/00139Using electromagnetic heatingIndexing code238
Recent patents
- System for preparing isotope-labeled carbon dioxide and method therefor6 Oct 2026US 12,753,080 B2Institute of Process Engineering, Chinese Academy of Sciences
- Organic carbonisation system and method therefor22 Sep 2026US 12,741,258 B2OCS IP Pty Ltd
- Electrically heated apparatus22 Sep 2026US 12,741,259 B2Shell USA, Inc.
- Shell-and-tube heat exchanger, method of exchanging heat and use of heat exchanger22 Sep 2026US 12,741,261 B2Technip Energies France
- Reactor22 Sep 2026US 12,741,263 B2LG Chem.Ltd.
- Hydrogen generation apparatus8 Oct 2026US 2026/0307037 A1
- Bioreactor systems1 Oct 2026US 2026/0295554 A1ABEC, Inc.
- Hydrogen and oxygen generation using detonation waves1 Oct 2026US 2026/0296883 A1Green Constellation Inc.
- Carbon neutral hydrogen production24 Sep 2026US 2026/0285681 A1Saudi Arabian Oil Company
- Comprehensive energy supply system with hydrogen production and prediction function and integrated with hydrogen energy storage by residual flue gas of gas engine24 Sep 2026US 2026/0286916 A1The Architectural Design & Research Institute of Zhejiang University Co., Ltd.
Most cited
By later US patents
- Method of controlling pyrolysis temperature529US 4,724,272 ARockwell International Corporation · 1988
- Apparatus and method for producing ethylene polymer516US 5,565,175 APhillips Petroleum Company · 1996
- Electrochemical production of ozone and hydrogen peroxide465US 5,972,196 ALynntech, Inc. · 1999
- Continuous slurry polymerization process and appparatus462US 6,833,415 B2ExxonMobil Chemical Patents Inc. · 2004
- Apparatus for decomposition of chemical compounds385US 5,720,927 AMotorola, Inc. · 1998