F27B 11/00
Bell-type furnaces
F27B11/00 (Bell-type furnaces) appears on 42 US grants and 24 published applications in this corpus.
Search patents in F27B- Granted patents
- 42
- Published applications
- 24
- Assignees
- 29
- Inventors
- 88
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 2 |
| 2013 | 0 | 3 |
| 2014 | 2 | 3 |
| 2015 | 0 | 1 |
| 2016 | 4 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 2 |
| 2020 | 1 | 2 |
| 2021 | 1 | 1 |
| 2022 | 1 | 0 |
| 2023 | 2 | 2 |
| 2024 | 0 | 2 |
| 2025 | 0 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hot uncoiling of metal5 May 2026US 12,618,130 B2Novelis Inc.
- Portable carrier device for a furnace charge and handling system for the carrier device7 Nov 2023US 11,807,913 B2EBNER Industrieofenbau GmbH
- Arrangement having plural temperature-control stations for heat treating component parts, and their handling9 May 2023US 11,644,239 B2EBNER Industrieofenbau GmbH
- Heat treatment installation for producing industrial products17 May 2022US 11,333,435 B2Ceritherm
- Batch furnace for annealing material and method for heat treatment of a furnace material13 Jul 2021US 11,060,793 B2Gautschi Engineering GmbH
- Hot uncoiling of metal5 Mar 2026US 2026/0062783 A1Novelis Inc.
- Dehydrogenation apparatus, steel sheet production system, and method of producing steel sheet5 Jun 2025US 2025/0179622 A1Jfe Steel Corporation
- Device for tempering an object6 Feb 2025US 2025/0044030 A1EBNER Industrieofenbau GmbH
- Industrial furnace system26 Dec 2024US 2024/0426553 A1EBNER Industrieofenbau GmbH
- Method for heating a furnace8 Aug 2024US 2024/0263881 A1
Most cited
By later US patents
- Heat processing apparatus49US 5,207,573 ATokyo Electron Sagami Limited · 1993
- Batch coil annealing furnace baseplate31US 4,310,302 AMidland-Ross Corporation · 1982
- Annealing furnace30US 4,846,675 AWorthington Industries, Inc. · 1989
- Laser jet bell kiln17US 4,097,715 AGeneral Refractories Company · 1978
- Heat processing apparatus of vertical type14US 5,207,578 AToyko Electron Sagami Limited · 1993