F27B 2009/305
Particular conformation of the furnace
Official title: {Particular conformation of the furnace}
F27B2009/305 (Particular conformation of the furnace) appears on 14 US grants and 4 published applications in this corpus.
Search patents in F27B- Granted patents
- 14
- Published applications
- 4
- Assignees
- 15
- Inventors
- 32
- Latest grant
- 12 May 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 2 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Reverse catenary muffle12 May 2020US 10,648,736 B2The Alloy Engineering Company
- Heat-recovering temperature-gradient based oven system5 May 2020US 10,641,552 B2Tesla, Inc.
- Endothermic heat treatment of solids loaded on trolleys moving in a kiln7 Oct 2003US 6,629,838 B1
- Continuous furnace having traveling gas barrier1 Oct 2002US 6,457,971 B2BTU International, Inc.
- Direct reduction method and rotary hearth furnace2 Oct 2001US 6,296,479 B1Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Heat treatment furnace and sliding unit26 Sep 2024US 2024/0318913 A1NGK Adrec Co., Ltd.
- Reverse catenary muffle19 Jul 2018US 2018/0202716 A1The Alloy Engineering Company
- Heat-recovering temperature-gradient based oven system29 Jun 2017US 2017/0184345 A1Tesla, Inc.
- Continuous furnace having traveling gas barrier14 Feb 2002US 2002/0018977 A1BTU International, Inc.
Most cited
By later US patents
- Direct reduction method and rotary hearth furnace20US 6,296,479 B1Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) · 2001
- Tunnel kiln17US 4,005,981 AHanley Company · 1977
- Temperature controlled probe assembly15US 4,889,483 AGranco-Clark, Inc. · 1989
- Steel strip heating furnace and method5US 4,600,378 AKawasaki Steel Corporation · 1986
- Heat treatment furnace5US 5,088,921 ALibbey-Owens-Ford Co. · 1992