F27D 2019/0034
Through control of a heating quantity such as fuel, oxidant or intensity
Official title: {through control of a heating quantity such as fuel, oxidant or intensity of current}
F27D2019/0034 (Through control of a heating quantity such as fuel, oxidant or intensity) appears on 153 US grants and 135 published applications in this corpus.
Search patents in F27D- Granted patents
- 153
- Published applications
- 135
- Assignees
- 132
- Inventors
- 427
- Latest grant
- 3 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 6 | 0 |
| 1983 | 3 | 0 |
| 1984 | 8 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 6 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 1 |
| 2002 | 2 | 7 |
| 2003 | 4 | 2 |
| 2004 | 5 | 1 |
| 2005 | 1 | 3 |
| 2006 | 1 | 4 |
| 2007 | 6 | 2 |
| 2008 | 1 | 5 |
| 2009 | 1 | 2 |
| 2010 | 2 | 3 |
| 2011 | 0 | 3 |
| 2012 | 4 | 1 |
| 2013 | 1 | 4 |
| 2014 | 3 | 3 |
| 2015 | 3 | 11 |
| 2016 | 4 | 7 |
| 2017 | 5 | 6 |
| 2018 | 7 | 5 |
| 2019 | 6 | 6 |
| 2020 | 8 | 7 |
| 2021 | 4 | 7 |
| 2022 | 7 | 8 |
| 2023 | 3 | 7 |
| 2024 | 2 | 17 |
| 2025 | 6 | 8 |
| 2026 | 1 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System and method for thermally treatment of air-dispersible raw material3 Feb 2026US 12,540,098 B2thyssenkrupp AG
- Furnace and method for operating a furnace23 Dec 2025US 12,504,232 B2Innovatherm Prof. Dr. Leisenberg GmbH + Co. KG
- Apparatus and method for supplying a gas to a furnace for the production of metal4 Nov 2025US 12,460,865 B2More S.R.L.
- Video analysis-based algorithm for triggering power cutback in vacuum arc remelting17 Jun 2025US 12,332,611 B2Titanium Metals Corporation
- Binder trap system25 Feb 2025US 12,233,459 B1
- Temperature-control device1 Oct 2026US 2026/0297702 A1EBNER Industrieofenbau GmbH
- Electrode heating device17 Sep 2026US 2026/0276305 A1LG Energy Solution, Ltd.
- Shaft furnace for the smelting of copper and method therefor20 Aug 2026US 2026/0242893 A1SMS group GmbH
- System to produce green steel through electric arc furnace with very low ghg emission intensity16 Jul 2026US 2026/0201487 A1Saarloha Advanced Materials Private Limited
- Furnace atmosphere control device and method2 Jul 2026US 2026/0185775 A1L' Air Liquide, Societe Anonyme pour I' Etude et I'Exploitation des Procedes Georges Claude
Most cited
By later US patents
- Double wall fast cool-down furnace366US 4,802,441 ABTU Engineering Corporation · 1989
- Tunnel oven121US 4,554,437 APet Incorporated · 1985
- Apparatus using high intensity CW lamps for improved heat treating of semiconductor wafers75US 4,680,451 AA. G. Associates · 1987
- Immersion heater for molten metal74US 9,108,244 B22015
- Immersion heater for molten metal66US 9,481,035 B2Molten Metal Equipment Innovations, LLC · 2016