B01J 2208/00415
Electric resistance heaters
Official title: electric resistance heaters
B01J2208/00415 (Electric resistance heaters) appears on 257 US grants and 336 published applications in this corpus.
Search patents in B01J- Granted patents
- 257
- Published applications
- 336
- Assignees
- 230
- Inventors
- 893
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 7 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 2 |
| 2002 | 1 | 12 |
| 2003 | 7 | 14 |
| 2004 | 6 | 13 |
| 2005 | 5 | 17 |
| 2006 | 12 | 15 |
| 2007 | 8 | 19 |
| 2008 | 5 | 16 |
| 2009 | 7 | 18 |
| 2010 | 16 | 9 |
| 2011 | 13 | 13 |
| 2012 | 11 | 11 |
| 2013 | 9 | 13 |
| 2014 | 11 | 10 |
| 2015 | 10 | 15 |
| 2016 | 5 | 7 |
| 2017 | 12 | 10 |
| 2018 | 8 | 6 |
| 2019 | 8 | 3 |
| 2020 | 8 | 6 |
| 2021 | 2 | 7 |
| 2022 | 6 | 10 |
| 2023 | 5 | 27 |
| 2024 | 11 | 17 |
| 2025 | 16 | 27 |
| 2026 | 4 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Process and apparatus for cracking ammonia22 Sep 2026US 12,741,867 B2Air Products and Chemicals, Inc.
- Reactor for carrying out a chemical reaction11 Aug 2026US 12,702,964 B2BASF SE
- Direct electrical heating of process heater tubes using galvanic isolation techniques21 Apr 2026US 12,605,686 B2Schneider Electric Systems USA, Inc.
- Internally heated reactor for hydrocarbon conversion17 Mar 2026US 12,576,384 B2NOVA Chemicals (International) S.A.
- Dehydrogenation reaction apparatus and system including the same16 Dec 2025US 12,496,564 B2Hyundai Motor Company
- Electric radiant heating for direct conversion syngas reactor8 Oct 2026US 2026/0307033 A1Aether Fuels Pte. Ltd.
- Apparatus for the production of nitriles and use thereof17 Sep 2026US 2026/0273491 A1Evonik Operations GmbH
- Reaction Device20 Aug 2026US 2026/0241358 A1LG Chem.Ltd.
- Reactor13 Aug 2026US 2026/0233182 A1Niterra Co., Ltd.
- Electric heating reactor13 Aug 2026US 2026/0239495 A1LG Chem.Ltd.
Most cited
By later US patents
- 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 and system for supplying hydrogen for use in fuel cells190US 6,348,278 B1Mobil Oil Corporation · 2002
- Catalytic oxidation of alkanes92US 5,132,472 ASun Refining and Marketing Company · 1992