F27B 1/005
Wherein no smelting of the charge occurs
Official title: {wherein no smelting of the charge occurs, e.g. calcining or sintering furnaces}
F27B1/005 (Wherein no smelting of the charge occurs) appears on 77 US grants and 79 published applications in this corpus.
Search patents in F27B- Granted patents
- 77
- Published applications
- 79
- Assignees
- 78
- Inventors
- 210
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 1 |
| 2002 | 3 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 3 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 1 | 5 |
| 2012 | 1 | 1 |
| 2013 | 2 | 1 |
| 2014 | 3 | 3 |
| 2015 | 2 | 2 |
| 2016 | 2 | 4 |
| 2017 | 1 | 2 |
| 2018 | 0 | 4 |
| 2019 | 4 | 5 |
| 2020 | 4 | 3 |
| 2021 | 4 | 3 |
| 2022 | 1 | 5 |
| 2023 | 2 | 6 |
| 2024 | 4 | 15 |
| 2025 | 5 | 6 |
| 2026 | 4 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus and process for production of burnt lime or dolomite8 Sep 2026US 12,729,156 B2Fels-Werke GmbH
- Apparatus for producing inorganic spheroidized particles and method for producing inorganic spheroidized particles10 Feb 2026US 12,546,535 B2Taiyo Nippon Sanso Corporation
- Vertical-type baking apparatus of positive electrode material for secondary battery10 Feb 2026US 12,546,536 B2Posco Chemical Co., Ltd
- Carbon baking furnace6 Jan 2026US 12,516,885 B2Axaeon Enterprises AG
- Device for producing supplementary cementitious material4 Nov 2025US 12,459,861 B2Cemgreen APS
- Parallel-flow regenerative shaft kiln and method for burning carbonate rock8 Oct 2026US 2026/0309418 A1Maerz Ofenbau AG
- Parallel-flow regenerative shaft kiln and method of burning carbonate rock20 Aug 2026US 2026/0243516 A1Maerz Ofenbau AG
- Method for calcining carbonated mineral stones in a parallel flow regenerative kiln and implemented kiln23 Jul 2026US 2026/0210631 A1S. A. Lhoist Recherche et Developpment
- Device for colour optimisation of activated clays16 Jul 2026US 2026/0202131 A1thyssenkrupp AG
- A pfr lime kiln provided with a nox abatement system16 Jul 2026US 2026/0202132 A1Yara International Asa
Most cited
By later US patents
- Shaft furnace for production of iron carbide16US 5,618,032 AMidrex International B.V. Rotterdam, Zurich Branch · 1997
- Double-incline shaft kiln12US 4,473,352 ANippon Lime, Ltd. · 1984
- Iron carbide production in shaft furnace11US 5,437,708 AMidrex International B.V. Rotterdam, Zurich Branch · 1995
- Process for calcining limestone9US 4,031,183 A1977
- Method of calcining solid materials and single column kiln therefor9US 4,740,157 A1988