B22C 1/00
Compositions of refractory mould or core materials
Official title: Compositions of refractory mould or core materials; Grain structures thereof (refractory materials in general C04B35/00); Chemical or physical features in the formation or manufacture of moulds
B22C1/00 (Compositions of refractory mould or core materials) appears on 1,188 US grants and 671 published applications in this corpus.
Search patents in B22C- Granted patents
- 1,188
- Published applications
- 671
- Assignees
- 517
- Inventors
- 1,977
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 27 | 0 |
| 1977 | 14 | 0 |
| 1978 | 55 | 0 |
| 1979 | 25 | 0 |
| 1980 | 43 | 0 |
| 1981 | 32 | 0 |
| 1982 | 41 | 0 |
| 1983 | 34 | 0 |
| 1984 | 37 | 0 |
| 1985 | 37 | 0 |
| 1986 | 21 | 0 |
| 1987 | 31 | 0 |
| 1988 | 19 | 0 |
| 1989 | 27 | 0 |
| 1990 | 19 | 0 |
| 1991 | 24 | 0 |
| 1992 | 20 | 0 |
| 1993 | 19 | 0 |
| 1994 | 25 | 0 |
| 1995 | 23 | 0 |
| 1996 | 15 | 0 |
| 1997 | 25 | 0 |
| 1998 | 26 | 0 |
| 1999 | 37 | 0 |
| 2000 | 21 | 0 |
| 2001 | 19 | 4 |
| 2002 | 27 | 14 |
| 2003 | 24 | 26 |
| 2004 | 18 | 24 |
| 2005 | 13 | 23 |
| 2006 | 10 | 19 |
| 2007 | 9 | 17 |
| 2008 | 4 | 22 |
| 2009 | 6 | 17 |
| 2010 | 13 | 15 |
| 2011 | 16 | 29 |
| 2012 | 10 | 20 |
| 2013 | 15 | 17 |
| 2014 | 22 | 28 |
| 2015 | 15 | 56 |
| 2016 | 27 | 49 |
| 2017 | 24 | 48 |
| 2018 | 31 | 37 |
| 2019 | 27 | 37 |
| 2020 | 29 | 34 |
| 2021 | 32 | 32 |
| 2022 | 21 | 32 |
| 2023 | 33 | 16 |
| 2024 | 27 | 25 |
| 2025 | 14 | 18 |
| 2026 | 5 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Esters of epoxidized fatty acids in furfuryl alcohol binders1 Sep 2026US 12,722,200 B2ASK Chemicals GmbH
- Sand mold-forming additive, sand mold-forming composition, sand mold manufacturing method, and sand mold30 Jun 2026US 12,667,884 B2Sintokogio, Ltd.
- Highly-insulated ingot mold28 Apr 2026US 12,611,795 B2HarbisonWalker International Holdings, Inc.
- Material, apparatus, and method for refractory castings3 Feb 2026US 12,539,537 B2Wagstaff, Inc.
- Molding core for manufacturing a hollow OMC part20 Jan 2026US 12,528,234 B2Safran
- Arrangement for regenerating industrial sand with additive and method thereof10 Sep 2026US 2026/0264136 A1Resand Oy
- 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
Most cited
By later US patents
- Investment casting of golf club heads with high density inserts312US 5,766,091 ASelmet, Inc. · 1998
- Method for manufacturing a structural part by deposition technique232US 6,423,255 B12002
- Method for use in casting technology167US 6,155,331 AEOS GmbH Electro Optical Systems · 2000
- Particles covered with a cured infusible thermoset film and process for their production132US 4,439,489 AAcme Resin Corporation · 1984
- Method for producing a part using a depostion technique115US 8,741,194 B1Voxeljet AG · 2014