F27B 2009/3055
Non-uniform section through the length of the furnace
Official title: {Non-uniform section through the length of the furnace}
F27B2009/3055 (Non-uniform section through the length of the furnace) appears on 8 US grants and 1 published applications in this corpus.
Search patents in F27B- Granted patents
- 8
- Published applications
- 1
- Assignees
- 7
- Inventors
- 17
- Latest grant
- 7 Oct 2003
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 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 |
By publication year. Applications have been published since 2001.
Recent patents
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- Continuous pusher furnace having traveling gas barrier4 Sep 2001US 6,283,748 B1BTU International, Inc.
- Furnace with refractory longitudianl members and with central charging for heating and storing hot products21 Feb 1995US 5,391,034 ADanieli & C. Officine Meccaniche SpA
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
- Steel strip heating furnace and method5US 4,600,378 AKawasaki Steel Corporation · 1986
- Heat treatment furnace5US 5,088,921 ALibbey-Owens-Ford Co. · 1992
- Continuous pusher furnace having traveling gas barrier5US 6,283,748 B1BTU International, Inc. · 2001
- Continuous furnace having traveling gas barrier5US 6,457,971 B2BTU International, Inc. · 2002