F27M 2001/02
Charges containing ferrous elements
F27M2001/02 (Charges containing ferrous elements) appears on 24 US grants and 20 published applications in this corpus.
Search patents in F27M- Granted patents
- 24
- Published applications
- 20
- Assignees
- 24
- Inventors
- 53
- Latest grant
- 13 Dec 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 1 |
| 2003 | 2 | 3 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 1 | 5 |
| 2017 | 1 | 1 |
| 2018 | 3 | 0 |
| 2019 | 1 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 2 |
| 2022 | 2 | 0 |
| 2023 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Melting and casting process and combined melting and casting furnace plant13 Dec 2022US 11,524,333 B2BorgWarner Turbo Systems Worldwide Headquarters GmbH
- Electric furnace18 Oct 2022US 11,473,841 B2Nippon Steel Corporation
- Combined system for producing steel and method for operating the combined system22 Sep 2020US 10,781,498 B2thyssenkrupp AG
- Pneumatic ore charging2 Jul 2019US 10,337,076 B2Primetals Technologies Austria GmbH
- Molten steel treatment apparatus and molten steel treatment method27 Mar 2018US 9,927,177 B2Posco
- Furnace roller, roller hearth furnace, use of the furnace roller and process for production of a hot-formed and at least partly press-hardened vehicle component13 Apr 2023US 2023/0114230 A1Benteler Maschinenbau GmbH
- Melting and casting process and combined melting and casting furnace plant25 Nov 2021US 2021/0362220 A1BorgWarner Turbo Systems Worldwide Headquarters GmbH
- Machine learning for industrial processes4 Mar 2021US 2021/0064983 A1Canvass Analytics Inc.
- Electric furnace27 Feb 2020US 2020/0064071 A1Nippon Steel Corporation
- High temperature alloy particle dosing device9 Feb 2017US 2017/0038145 A1Rassini Frenos, S.A. De C.V.
Most cited
By later US patents
- Method and apparatus for injection of a liquid waste into a molten bath124US 5,436,210 AMolten Metal Technology, Inc. · 1995
- Method for injecting feed streams into a molten bath112US 5,858,059 AMolten Metal Technology, Inc. · 1999
- Method and apparatus for producing a product in a regenerator furnace from impure waste containing a non-gasifiable impurity110US 5,640,709 AMolten Metal Technology, Inc. · 1997
- Method and apparatus for producing a product in a regenerator furnace from impure waste containing a non-gasifiable impurity108US 5,640,706 AMolten Metal Technology, Inc. · 1997
- Process for reducing the oxygen content of the atmosphere in a heat treatment furnace and heat treatment furnace for carrying out this process11US 4,490,108 ALudwig Riedhammer GmbH & Co. KG · 1984