B22C 5/18
Plants for preparing mould materials
B22C5/18 (Plants for preparing mould materials) appears on 86 US grants and 49 published applications in this corpus.
Search patents in B22C- Granted patents
- 86
- Published applications
- 49
- Assignees
- 57
- Inventors
- 168
- Latest grant
- 19 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 5 | 0 |
| 1987 | 5 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 4 | 0 |
| 1993 | 6 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 3 | 4 |
| 2004 | 3 | 2 |
| 2005 | 2 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 3 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 2 | 1 |
| 2013 | 2 | 1 |
| 2014 | 0 | 2 |
| 2015 | 3 | 3 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 3 | 3 |
| 2019 | 1 | 6 |
| 2020 | 0 | 3 |
| 2021 | 4 | 8 |
| 2022 | 4 | 0 |
| 2023 | 3 | 0 |
| 2024 | 0 | 2 |
| 2025 | 4 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and system for cleaning sand19 Aug 2025US 12,390,815 B1KB Foundry Services, LLC
- Recovering sand, bentonite and organics from foundry sand waste8 Jul 2025US 12,350,734 B2Imerys USA, Inc.
- Reclamation of waste sand1 Jul 2025US 12,343,733 B2Resand Oy
- Device and process for hot air jet dewaxing and reclaiming wax composition from pattern for casting shell making20 May 2025US 12,303,971 B2Inner Mongolia University of Technology
- Method for preparing a foundry sand mixture25 Jul 2023US 11,707,777 B2Nemak, S. A. B. De C.V.
- Arrangement for regenerating industrial sand with additive and method thereof10 Sep 2026US 2026/0264136 A1Resand Oy
- Reclamation method of foundry sand26 Mar 2026US 2026/0084206 A1Toyota Jidosha Kabushiki Kaisha
- Method of manufacturing core3 Jul 2025US 2025/0214132 A1Toyota Jidosha Kabushiki Kaisha
- Method of extracting chemical substances from used molding sand22 May 2025US 2025/0162020 A1National Pingtung University of Science and Technology
- Reclamation of waste sand12 Dec 2024US 2024/0408612 A1Resand Oy
Most cited
By later US patents
- Plant and method for regenerating sand from foundry cores and moulds by calcination in a fluidized-bed furnace35US 4,478,572 AFata Industriale S.p.A. · 1984
- Process and apparatus for reclaiming foundry scrap sands35US 4,700,766 AGSR Sandregenerierungsgesellschaft mbH · 1987
- Integrated system and process for heat treating castings and reclaiming sand34US 5,829,509 AConsolidated Engineering Company, Inc. · 1998
- Method of and apparatus for treating granular material20US 4,563,151 ACosworth Research and Development Limited · 1986
- Process of reclaiming used foundry sand18US 4,144,088 AKenzler Engineering Company, Inc. · 1979