F27D 2099/004
Directed upon the charge
Official title: {directed upon the charge, e.g. vertically}
F27D2099/004 (Directed upon the charge) appears on 24 US grants and 17 published applications in this corpus.
Search patents in F27D- Granted patents
- 24
- Published applications
- 17
- Assignees
- 24
- Inventors
- 70
- Latest grant
- 10 May 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 1 | 1 |
| 2017 | 1 | 0 |
| 2018 | 2 | 2 |
| 2019 | 1 | 2 |
| 2020 | 0 | 2 |
| 2021 | 1 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 3 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Combined burner for blowing oxidizing gas and fuel into melting furnace10 May 2022US 11,326,777 B2Htt Engineering, Spol. S R.O.
- Oxy-fuel combustion system and method for melting a pelleted charge material13 Jul 2021US 11,060,792 B2Air Products and Chemicals, Inc.
- Method and arrangement for feeding fine-grained matter to a concentrate or matte burner of a suspension smelting furnace22 Oct 2019US 10,451,350 B2Outotec (Finland) Oy
- Method and arrangement for feeding fine-grained matter to a concentrate or matte burner of a suspension smelting furnace26 Jun 2018US 10,006,718 B2Outotec (Finland) Oy
- Transient heating burner and method22 May 2018US 9,976,741 B2Air Products and Chemicals, Inc.
- Melting method using multiple impacting flames27 Nov 2025US 2025/0362085 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Melting method using multiple impacting flames27 Nov 2025US 2025/0362086 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Smelting unit for steel production with a tap weight of between 60 t and 350 t6 Feb 2025US 2025/0043370 A1SMS group GmbH
- Oxygen fuel burner for a forehearth system19 May 2022US 2022/0153622 A1Honeywell International Inc.
- Glass tank furnace and glass melting method13 Aug 2020US 2020/0255315 A1Jushi Group Co., Ltd.
Most cited
By later US patents
- Burner design for melting glass batch and the like25US 4,671,765 APPG Industries, Inc. · 1987
- Oxy-fuel burner system23US 4,730,336 AG & H Oxy-Fuel, Inc. · 1988
- Radiantly heated furnace20US 4,676,741 AThe International Metals Reclamation Company, Inc. · 1987
- Method for coal firing glass furnaces17US 3,969,068 ATusco Engineering Co., Inc. · 1976
- Aluminum melting furnace13US 3,996,412 AFrank W. Schaefer, Inc. · 1976