F27B 7/10
Internally heated
Official title: internally heated, e.g. by means of passages in the wall
F27B7/10 (Internally heated) appears on 41 US grants and 66 published applications in this corpus.
Search patents in F27B- Granted patents
- 41
- Published applications
- 66
- Assignees
- 67
- Inventors
- 165
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 2 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 2 |
| 2012 | 1 | 5 |
| 2013 | 0 | 3 |
| 2014 | 3 | 3 |
| 2015 | 2 | 2 |
| 2016 | 0 | 3 |
| 2017 | 3 | 6 |
| 2018 | 3 | 2 |
| 2019 | 2 | 1 |
| 2020 | 2 | 5 |
| 2021 | 1 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 6 |
| 2024 | 0 | 9 |
| 2025 | 4 | 9 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Combustible waste treatment method8 Sep 2026US 12,729,852 B2Taiheiyo Cement Corporation
- Rotary kiln14 Jul 2026US 12,680,760 B2LG Chem.Ltd.
- Direct reduction of iron by hydrogen plasma in a rotary kiln reactor5 May 2026US 12,618,120 B2Uchicago Argonne, LLC
- Apparatus and method for drying material and asphalt mixing facility having such an apparatus18 Nov 2025US 12,474,118 B2Benninghoven Zweigniederlassung Der Wirtgen Mineral Technologies GmbH
- Tube module and tube assembly including same28 Oct 2025US 12,455,116 B2LG Energy Solution, Ltd.
- Electrode Material Sintering System27 Aug 2026US 2026/0249353 A1LG Chem.Ltd.
- Direct reduction of iron by hydrogen plasma in a rotary kiln reactor27 Aug 2026US 2026/0250794 A1Uchicago Argonne, LLC
- Avoiding of emissions in the production of artificial pozzolans made of mineral material, in particular clays9 Apr 2026US 2026/0097990 A1thyssenkrupp AG
- Renewable energy fueled industrial plants with integrated carbon capture27 Nov 2025US 2025/0361178 A1Tata Consultancy Services Limited
- Pilot burner hot surface igniter apparatus,systems, and methods6 Nov 2025US 2025/0341365 A1Oxbow Calcining LLC
Most cited
By later US patents
- Method and apparatus for preparing agglomerates suitable for use in a blast furnace117US 4,055,390 AMolten Metal Engineering Co. · 1977
- Coal burners, rotary furnaces incorporating the same and methods of operating17US 4,321,034 AClearfield Machine Company · 1982
- Rotary high temperature reactor16US 4,541,346 AN. D. Engineering Limited · 1985
- Apparatus for the recovery of gases from waste materials10US 4,589,354 APKA Pyrolyse Kraftanlagen GmbH · 1986
- Fluid storage and distribution arrangement mounted on rotary reactor7US 4,209,292 AAllis-Chalmers Corporation · 1980