F27B 9/28
Furnaces through which the charge is moved mechanically: for treating continuous lengths
Official title: for treating continuous lengths of work
F27B9/28 (Furnaces through which the charge is moved mechanically: for treating continuous lengths) appears on 222 US grants and 192 published applications in this corpus.
Search patents in F27B- Granted patents
- 222
- Published applications
- 192
- Assignees
- 161
- Inventors
- 486
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 4 | 0 |
| 1980 | 5 | 0 |
| 1981 | 6 | 0 |
| 1982 | 5 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 10 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 7 | 0 |
| 1998 | 2 | 0 |
| 1999 | 6 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 1 |
| 2002 | 2 | 1 |
| 2003 | 6 | 5 |
| 2004 | 1 | 4 |
| 2005 | 2 | 2 |
| 2006 | 2 | 0 |
| 2007 | 2 | 1 |
| 2008 | 1 | 3 |
| 2009 | 0 | 7 |
| 2010 | 1 | 7 |
| 2011 | 2 | 5 |
| 2012 | 3 | 6 |
| 2013 | 4 | 9 |
| 2014 | 6 | 5 |
| 2015 | 5 | 13 |
| 2016 | 7 | 16 |
| 2017 | 10 | 12 |
| 2018 | 6 | 14 |
| 2019 | 13 | 5 |
| 2020 | 10 | 9 |
| 2021 | 9 | 14 |
| 2022 | 5 | 7 |
| 2023 | 11 | 11 |
| 2024 | 9 | 13 |
| 2025 | 10 | 13 |
| 2026 | 5 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Manufacturing line, process, and sintered article19 May 2026US 12,631,394 B2Corning Incorporated
- Device for induction heating of at least one workpiece and method for induction heating of at least one workpiece12 May 2026US 12,624,896 B2Sms Elotherm GmbH
- Direct flame preheating section for a continuous metal strip processing line31 Mar 2026US 12,590,761 B2Fives Stein
- Stretching unit as well as method for reducing non-uniform temperatures and air flows in a film stretching unit10 Mar 2026US 12,571,591 B2BrüCkner Maschinenbau GmbH & Co. KG
- Production method for precarbonized fiber bundle, production method for carbon fiber bundle, and precarbonization furnace6 Jan 2026US 12,516,451 B2Toray Industries, Inc.
- Graphitization furnace comprising widening cross-section8 Oct 2026US 2026/0309421 A1Sgl Carbon SE
- Electrode heating device17 Sep 2026US 2026/0276305 A1LG Energy Solution, Ltd.
- Manufacturing line, process, and sintered article20 Aug 2026US 2026/0243510 A1Corning Incorporated
- Method for heating a steel intermediate strip when producing a flat steel strip23 Jul 2026US 2026/0210634 A1Primetals Technologies Austria GmbH
- Rapid ceramic processing techniques and equipment7 May 2026US 2026/0124785 A1QuantumScape Battery, Inc.
Most cited
By later US patents
- Dryer and printed material and the like79US 4,501,072 AAmjo, Inc. · 1985
- Pulling rolls for use in manufacturing sheet glass49US 6,896,646 B2Corning Incorporated · 2005
- Convection oven and method of drying solvents44US 4,140,467 A1979
- Manufacturing line, process, and sintered article37US 10,766,165 B2Corning Incorporated · 2020
- Manufacturing line, process, and sintered article36US 10,967,539 B2Corning Incorporated · 2021