F27B 9/39
Arrangements of devices for discharging
F27B9/39 (Arrangements of devices for discharging) appears on 46 US grants and 68 published applications in this corpus.
Search patents in F27B- Granted patents
- 46
- Published applications
- 68
- Assignees
- 60
- Inventors
- 153
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 1 |
| 2003 | 3 | 2 |
| 2004 | 3 | 1 |
| 2005 | 0 | 2 |
| 2006 | 1 | 2 |
| 2007 | 0 | 6 |
| 2008 | 1 | 4 |
| 2009 | 2 | 5 |
| 2010 | 4 | 2 |
| 2011 | 5 | 1 |
| 2012 | 1 | 4 |
| 2013 | 2 | 1 |
| 2014 | 0 | 5 |
| 2015 | 4 | 5 |
| 2016 | 1 | 2 |
| 2017 | 0 | 2 |
| 2018 | 2 | 1 |
| 2019 | 0 | 2 |
| 2020 | 1 | 0 |
| 2021 | 3 | 2 |
| 2022 | 0 | 1 |
| 2023 | 0 | 2 |
| 2024 | 1 | 5 |
| 2025 | 2 | 7 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Device for heating steel products9 Jun 2026US 12,649,956 B2Danieli & C. Officine Meccaniche SpA
- Conveyor19 May 2026US 12,630,372 B2NGK Insulators, Ltd.
- Carbon baking furnace6 Jan 2026US 12,516,885 B2Axaeon Enterprises AG
- Baked object taking-out apparatus23 Sep 2025US 12,420,428 B2Noritake Co., Limited
- Rotary kiln7 Jan 2025US 12,188,723 B2Noritake Co., Limited
- Graphitization furnace comprising an agitator24 Sep 2026US 2026/0287259 A1Sgl Carbon SE
- Graphitization furnace27 Aug 2026US 2026/0251394 A1Birla Carbon U.S.A., Inc.
- Continuous heat treatment system for high-pressure fluid storage container30 Oct 2025US 2025/0334334 A1Aether Ct Co., Ltd.
- Method for holding saggar25 Sep 2025US 2025/0297808 A1NGK Insulators, Ltd.
- Continuous, high-temperature slab preheating plant for flat semi-finished steel products28 Aug 2025US 2025/0271213 A1SMS group GmbH
Most cited
By later US patents
- Seal assembly for thermal treatment furnaces using an atmospheric gas containing hydrogen gas32US 5,693,288 ANisshin Steel Co., Ltd. · 1997
- Method for manufacturing reduced iron agglomerates and apparatus there for24US 6,319,302 B1Kobe Steel, Ltd. · 2001
- Method of manufacturing molten metal iron13US 6,569,223 B2MIDREX INTERNATIONAL B. V. Zurich Branch · 2003
- Furnace hearth for improved molten iron production and method of operation13US 6,749,664 B1Midrex International B.V. Rotterdam, Zurich Branch · 2004
- Furnace discharge assembly8US 5,924,861 AMaumee Research & Engineering, Inc. · 1999