B22D 7/10
Hot tops therefor
Official title: Hot tops therefor {(heating the top discard of ingots B22D27/06)}
B22D7/10 (Hot tops therefor) appears on 94 US grants and 25 published applications in this corpus.
Search patents in B22D- Granted patents
- 94
- Published applications
- 25
- Assignees
- 61
- Inventors
- 148
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 15 | 0 |
| 1978 | 10 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 5 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 5 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 3 |
| 2002 | 3 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 3 |
| 2010 | 0 | 0 |
| 2011 | 1 | 2 |
| 2012 | 0 | 0 |
| 2013 | 1 | 3 |
| 2014 | 1 | 1 |
| 2015 | 2 | 0 |
| 2016 | 1 | 1 |
| 2017 | 2 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 3 |
| 2020 | 0 | 0 |
| 2021 | 3 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 2 |
| 2024 | 1 | 1 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Highly-insulated ingot mold28 Apr 2026US 12,611,795 B2HarbisonWalker International Holdings, Inc.
- Apparatus method for locating, controlling geometry, and managing stress of hot tops for metal casting11 Feb 2025US 12,220,742 B2Pyrotek, Inc.
- Controlled casting of in-mold large steel ingot with induced variable power and variable frequency applied to the top surface of molten metal in-mold12 Mar 2024US 11,925,979 B2Inductotherm Corp.
- Electromagnetic stirring device in a mould for casting aluminium or aluminium alloys, stirring method in a mould for casting aluminium or aluminium alloys, mould and casting machine for casting aluminium or aluminium alloys28 Mar 2023US 11,612,931 B2
- Plate, in particular covering plate for molten metal, and method for producing the plate and use thereof11 Jan 2022US 11,219,943 B2Refratechnik Holding GmbH
- Apparatus method for locating, controlling geometry, and managing stress of hot tops for metal castings22 May 2025US 2025/0162022 A1Pyrotek, Inc.
- Refractory article and composition13 Jun 2024US 2024/0189889 A1
- Apparatus method for locating, controlling geometry, and managing stress of hot tops for metal casting16 Nov 2023US 2023/0364670 A1Pyrotek, Inc.
- Highly-insulated ingot mold2 Mar 2023US 2023/0069059 A1HarbisonWalker International Holdings, Inc.
- Controlled casting of in-mold large steel ingot with induced variable power and variable frequency applied to the top surface of molten metal in-mold26 May 2022US 2022/0161318 A1Inductotherm Corp.
Most cited
By later US patents
- Mould and a method for the casting of metals and refractory compositions for use therein33US 5,632,326 AFoseco International Limited · 1997
- Composite high temperature protection tube26US 4,093,193 AElectro-Nite Co. · 1978
- Insulating refractory fiber composition and articles for use in casting ferrous metals18US 4,014,704 AJohns Manville · 1977
- Casting of high purity oxygen free copper13US 6,192,969 B1ASARCO Incorporated · 2001
- Zircon and MgO preheatable insulating refractory liners and methods of use thereof12US 4,696,455 AConsolidated Ceramic Products, Inc. · 1987