B22D 37/00
Controlling or regulating the pouring of molten metal from a casting melt-holding
Official title: Controlling or regulating the pouring of molten metal from a casting melt-holding vessel ({B22D11/18,} B22D39/00, B22D41/00 take precedence)
B22D37/00 (Controlling or regulating the pouring of molten metal from a casting melt-holding) appears on 171 US grants and 151 published applications in this corpus.
Search patents in B22D- Granted patents
- 171
- Published applications
- 151
- Assignees
- 123
- Inventors
- 381
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 6 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 6 | 2 |
| 2004 | 0 | 3 |
| 2005 | 4 | 4 |
| 2006 | 2 | 5 |
| 2007 | 0 | 0 |
| 2008 | 2 | 2 |
| 2009 | 3 | 6 |
| 2010 | 2 | 5 |
| 2011 | 2 | 7 |
| 2012 | 4 | 2 |
| 2013 | 5 | 10 |
| 2014 | 2 | 4 |
| 2015 | 6 | 18 |
| 2016 | 12 | 16 |
| 2017 | 11 | 15 |
| 2018 | 12 | 8 |
| 2019 | 13 | 7 |
| 2020 | 9 | 10 |
| 2021 | 8 | 3 |
| 2022 | 2 | 5 |
| 2023 | 5 | 4 |
| 2024 | 4 | 7 |
| 2025 | 2 | 3 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Axial pump and riser18 Aug 2026US 12,710,044 B2Molten Metal Equipment Innovations, LLC
- Device and method for producing an investment casting component31 Mar 2026US 12,589,432 B2ALD Vacuum Technologies GmbH
- Method of molten metal casting utilizing an impact pad in the tundish10 Feb 2026US 12,544,828 B2I.P.C. Refractories, Spol, S.R.O.
- Drip prevention device for pressurized pouring furnace13 Jan 2026US 12,521,788 B2Tpr Co., Ltd.
- System and method for investment casting an object5 Aug 2025US 12,377,460 B1The Boeing Company
- Hot metal transfer ladle and method for operating the same2 Jul 2026US 2026/0183837 A1China Aluminum International Engineering Corporation Limited
- Method of molten metal casting utilizing an impact pad in the tundish25 Jun 2026US 2026/0175292 A1I.P.C. Refractories, Spol, S.R.O.
- Integrated flow meter for aluminum castings14 May 2026US 2026/0131374 A1GM Global Technology Operations LLC
- Stopper rod and method for inducing a rotational flow of a molten metal1 Jan 2026US 2026/0001123 A1Refractory Intellectual Property GmbH & Co.KG
- Control device for a metallurgical vessel stopper-rod11 Sep 2025US 2025/0281974 A1Vesuvius-Sert, SAS
Most cited
By later US patents
- Dual recycling/transfer furnace flow management valve for low melting temperature metals86US 7,543,605 B12009
- Transferring molten metal using non-gravity assist launder79US 9,017,597 B22015
- Molten metal transfer system and rotor79US 9,156,087 B2Molten Metal Equipment Innovations, LLC · 2015
- Transfer well system and method for making same78US 9,205,490 B2Molten Metal Equipment Innovations, LLC · 2015
- Transferring molten metal from one structure to another76US 8,337,746 B22012