B22D 27/13
Making use of gas pressure
Official title: making use of gas pressure
B22D27/13 (Making use of gas pressure) appears on 56 US grants and 44 published applications in this corpus.
Search patents in B22D- Granted patents
- 56
- Published applications
- 44
- Assignees
- 49
- Inventors
- 178
- Latest grant
- 3 Oct 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 2 |
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 1 | 2 |
| 2008 | 0 | 1 |
| 2009 | 1 | 2 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 2 |
| 2015 | 3 | 1 |
| 2016 | 0 | 9 |
| 2017 | 0 | 1 |
| 2018 | 1 | 4 |
| 2019 | 5 | 3 |
| 2020 | 0 | 3 |
| 2021 | 4 | 3 |
| 2022 | 0 | 2 |
| 2023 | 3 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- In-line pressurization chamber for casting3 Oct 2023US 11,772,156 B2GM Global Technology Operations LLC
- Casting tool and method for producing a piston for an internal combustion engine11 Apr 2023US 11,623,272 B2Mahle Inernational GmbH
- Controlled grain microstructures in cast alloys7 Mar 2023US 11,597,005 B2General Electric Company
- Casting apparatus and method for producing castings using it16 Nov 2021US 11,173,544 B2Hitachi Metals, Ltd.
- Forging cast method using thin shell mold2 Mar 2021US 10,933,464 B2
- Pressure casting device and method for manufacturing castings using the same12 Jun 2025US 2025/0187067 A1Hyundai Motor Company
- Method for producing high metal powder content aluminum composite body, method for preparing preform, and high metal powder content aluminum composite body4 Jul 2024US 2024/0216989 A1Advanced Composite Corporation
- In-line pressurization chamber for casting21 Jul 2022US 2022/0226885 A1GM Global Technology Operations LLC
- Casting mold, counter-pressure casting method and low-pressure casting method3 Mar 2022US 2022/0062979 A1CITIC Dicastal Co., Ltd.
- Casting apparatus and method for producing castings using it17 Jun 2021US 2021/0178463 A1Hitachi Metals, Ltd.
Most cited
By later US patents
- Process and apparatus for metal casting44US 5,335,711 AAe PLC · 1994
- Method for manufacturing porous articles32US 5,181,549 ADmk Tek, Inc. · 1993
- Method of injecting molten metal into a mold cavity28US 5,785,110 A1998
- Fiber-reinforced metals27US 4,573,517 AThe Secretary of State for Defence in Her Britannic Majesty's Government of the United Kingdom of Great Britain and Northern Ireland · 1986
- Investment casting with improved filling27US 5,592,984 AHowmet Corporation · 1997