B22C 1/02
Compositions of refractory mould or core materials: characterised by additives for special
Official title: characterised by additives for special purposes, e.g. indicators, breakdown additives
B22C1/02 (Compositions of refractory mould or core materials: characterised by additives for special) appears on 249 US grants and 229 published applications in this corpus.
Search patents in B22C- Granted patents
- 249
- Published applications
- 229
- Assignees
- 178
- Inventors
- 576
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 6 | 0 |
| 1979 | 2 | 0 |
| 1980 | 6 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 6 | 0 |
| 1985 | 2 | 0 |
| 1986 | 7 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 8 | 0 |
| 1999 | 6 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 0 |
| 2002 | 5 | 6 |
| 2003 | 4 | 7 |
| 2004 | 6 | 5 |
| 2005 | 4 | 8 |
| 2006 | 2 | 4 |
| 2007 | 2 | 5 |
| 2008 | 1 | 2 |
| 2009 | 4 | 11 |
| 2010 | 2 | 4 |
| 2011 | 6 | 10 |
| 2012 | 1 | 6 |
| 2013 | 3 | 4 |
| 2014 | 5 | 10 |
| 2015 | 7 | 23 |
| 2016 | 8 | 18 |
| 2017 | 10 | 11 |
| 2018 | 13 | 14 |
| 2019 | 6 | 13 |
| 2020 | 11 | 13 |
| 2021 | 13 | 10 |
| 2022 | 6 | 13 |
| 2023 | 11 | 5 |
| 2024 | 16 | 11 |
| 2025 | 4 | 8 |
| 2026 | 1 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Sand mold-forming additive, sand mold-forming composition, sand mold manufacturing method, and sand mold30 Jun 2026US 12,667,884 B2Sintokogio, Ltd.
- Structure for manufacturing cast article2 Dec 2025US 12,485,474 B2Kao Corporation
- Mold compositions for additive casting of metal objects20 May 2025US 12,303,969 B1Magnus Metal Ltd.
- Composition, core and mould for casting and moulding processes6 May 2025US 12,290,854 B2Foseco International Limited
- Casting elements and methods of making the same using low temperature solidification29 Apr 2025US 12,285,797 B2Rutgers, The State University of New Jersey
- Inorganic water-soluble binder system27 Aug 2026US 2026/0249346 A1Foseco International Limited
- Highly-insulated ingot mold6 Aug 2026US 2026/0225283 A1HarbisonWalker International Holdings, Inc.
- Method for reducing carbon-based emissions and/or carbon-based casting defects during a moulding cycle of a moulding material containing smectite containing clay, said moulding cycle comprising two or more cycles16 Jul 2026US 2026/0199963 A1HüTtenes-Albertus Chemische Werke Gesellschaft Mit BeschräNkter Haftung
- Structure for producing casting, method for producing same, and method for producing casting using same16 Jul 2026US 2026/0199964 A1Kao Corporation
- Moulding material for producing a clay-bonded mould, and use thereof in a moulding material cycle16 Jul 2026US 2026/0200801 A1HüTtenes-Albertus Chemische Werke Gesellschaft Mit BeschräNkter Haftung
Most cited
By later US patents
- Method for use in casting technology167US 6,155,331 AEOS GmbH Electro Optical Systems · 2000
- Novel foundry sand binding compositions62US 4,396,430 A1983
- Disintegration assistant for casting molds53US 4,600,733 ANissan Motor Co., Ltd. · 1986
- Foundry binder of phenolic resole resin, polyisocyanate and epoxy resin39US 5,733,952 ABorden Chemical, Inc. · 1998
- Alumina-based core containing yttria34US 4,837,187 AHowmet Corporation · 1989