B22D 39/02
Equipment for supplying molten metal in rations: having means for controlling the
Official title: having means for controlling the amount of molten metal by volume
B22D39/02 (Equipment for supplying molten metal in rations: having means for controlling the) appears on 103 US grants and 91 published applications in this corpus.
Search patents in B22D- Granted patents
- 103
- Published applications
- 91
- Assignees
- 75
- Inventors
- 208
- Latest grant
- 15 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 1 |
| 2002 | 0 | 4 |
| 2003 | 2 | 3 |
| 2004 | 5 | 5 |
| 2005 | 2 | 2 |
| 2006 | 2 | 3 |
| 2007 | 1 | 2 |
| 2008 | 2 | 6 |
| 2009 | 1 | 2 |
| 2010 | 2 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 2 | 1 |
| 2014 | 0 | 6 |
| 2015 | 2 | 2 |
| 2016 | 3 | 2 |
| 2017 | 1 | 3 |
| 2018 | 2 | 4 |
| 2019 | 1 | 2 |
| 2020 | 5 | 15 |
| 2021 | 5 | 5 |
| 2022 | 9 | 6 |
| 2023 | 5 | 2 |
| 2024 | 8 | 8 |
| 2025 | 3 | 2 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Mold pump engagement apparatus15 Jul 2025US 12,359,668 B2Pyrotek, Inc.
- Sensor controlled launder flow27 May 2025US 12,311,434 B2Pyrotek, Inc.
- Smart molten metal pump1 Apr 2025US 12,263,522 B2Molten Metal Equipment Innovations, LLC
- System of high-pressure die casting of ultra-large aluminum castings24 Dec 2024US 12,172,210 B2GM Global Technology Operations LLC
- Dosing pump trigger system3 Sep 2024US 12,076,785 B2Pyrotek, Inc.
- Molten metal supply mechanism for casting machine and molten metal supply method for casting machine24 Sep 2026US 2026/0284741 A1Ryobi Ltd.
- Hot metal transfer ladle and method for operating the same2 Jul 2026US 2026/0183837 A1China Aluminum International Engineering Corporation Limited
- Casting installation for casting metal casting material and method for casting metal casting material15 Jan 2026US 2026/0014618 A1Lkr Leichtmetallkompetenzzentrum Ranshofen GmbH
- Casting furnace8 May 2025US 2025/0144703 A1
- Valve device of a metering device for metering molten metal9 Jan 2025US 2025/0010361 A1Volkswagen Aktiengesellschaft
Most cited
By later US patents
- Pump for pumping molten metal with expanded piston109US 6,805,834 B22004
- Molten metal transfer device106US 4,474,315 AKennecott Corporation · 1984
- Mold pump assembly54US 9,970,442 B2Pyrotek, Inc. · 2018
- Method of and system for controlling flow of molten liquid to cast metal alloys29US 5,125,450 AElectrovert Ltd. · 1992
- Low pressure die-casting machine and low pressure die-casting method26US 5,390,724 ARyobi Ltd. · 1995