B22D 2/003
Arrangement of indicating or measuring devices: for the level of the molten
Official title: {for the level of the molten metal (B22D11/181 and B22D11/201 take precedence; level indicators in general G01F23/00)}
B22D2/003 (Arrangement of indicating or measuring devices: for the level of the molten) appears on 55 US grants and 48 published applications in this corpus.
Search patents in B22D- Granted patents
- 55
- Published applications
- 48
- Assignees
- 56
- Inventors
- 153
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 1 |
| 2003 | 2 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 2 |
| 2006 | 1 | 2 |
| 2007 | 0 | 2 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 1 | 1 |
| 2011 | 3 | 7 |
| 2012 | 1 | 1 |
| 2013 | 1 | 3 |
| 2014 | 4 | 2 |
| 2015 | 1 | 2 |
| 2016 | 7 | 2 |
| 2017 | 1 | 2 |
| 2018 | 0 | 1 |
| 2019 | 3 | 2 |
| 2020 | 2 | 0 |
| 2021 | 1 | 1 |
| 2022 | 1 | 2 |
| 2023 | 1 | 1 |
| 2024 | 0 | 4 |
| 2025 | 2 | 3 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Residual liquid amount detection method and detection apparatus for the same, residual molten material amount detection method and detection apparatus for the same, and method for operating vertical furnace17 Mar 2026US 12,577,629 B2Jfe Steel Corporation
- Sensor controlled launder flow27 May 2025US 12,311,434 B2Pyrotek, Inc.
- Measuring sensor, system and method and casting machine8 Apr 2025US 12,269,088 B2
- Method and measuring instrument for measurement of the casting level in a mould22 Aug 2023US 11,731,190 B2BERTHOLD TECHNOLOGIES GmbH & Co.KG
- Backflow prevention device of light metal injection device and backflow prevention method of light metal injection device28 Jun 2022US 11,370,019 B2Sodick Co., Ltd.
- Continuous casting system and melt level estimation method13 Aug 2026US 2026/0233297 A1Nippon Steel Corporation
- Measuring lance for the measurement of a position and a thickness of a slag layer on top of a molten metal25 Dec 2025US 2025/0387828 A1Vesuvius Group S. A.
- Solidification position measuring apparatus, solidification position measuring method, metal material quality management method, casting facility, metal material manufacturing facility, and metal material manufacturing method3 Jul 2025US 2025/0216362 A1Jfe Steel Corporation
- Valve device of a metering device for metering molten metal9 Jan 2025US 2025/0010361 A1Volkswagen Aktiengesellschaft
- Sensor controlled launder flow11 Jul 2024US 2024/0226995 A9Pyrotek, Inc.
Most cited
By later US patents
- Distance measuring method and apparatus therefor48US 5,075,863 ANKK Corporation · 1991
- Method and apparatus for measuring slag foaming using microwave lever meter41US 4,210,023 ASumitomo Metal Industries, Ltd. · 1980
- Method for simultaneously measuring the positions of more than one surface in metallurgic processes24US 5,629,706 A1997
- In-furnace level meter and antenna therefore22US 5,148,177 ANKK Corporation · 1992
- Instantaneous slag thickness measuring device21US 5,781,008 AAMEPA Engineering GmbH · 1998