B22C 5/185
Comprising a wet reclamation step
Official title: {comprising a wet reclamation step}
B22C5/185 (Comprising a wet reclamation step) appears on 33 US grants and 27 published applications in this corpus.
Search patents in B22C- Granted patents
- 33
- Published applications
- 27
- Assignees
- 27
- Inventors
- 86
- Latest grant
- 19 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 2 |
| 2004 | 1 | 1 |
| 2005 | 2 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 3 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 2 | 1 |
| 2013 | 1 | 1 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 2 |
| 2020 | 0 | 2 |
| 2021 | 2 | 5 |
| 2022 | 2 | 0 |
| 2023 | 2 | 0 |
| 2024 | 0 | 1 |
| 2025 | 3 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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.
- 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.
- Cleaning sand used at foundry31 Jan 2023US 11,565,308 B2Finn Recycling 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
- Device and process for hot air jet dewaxing and reclaiming wax composition from pattern for casting shell making5 Dec 2024US 2024/0399443 A1Inner Mongolia University of Technology
- Method of preparing a particulate refractory composition for use in the manufacture of foundry moulds and cores, corresponding uses, and reclamation mixture for thermal treatment4 Nov 2021US 2021/0339308 A1HüTtenes-Albertus Chemische Werke Gesellschaft Mit BeschräNkter Haftung
Most cited
By later US patents
- Process for regenerating used foundry sand16US 5,279,741 AKuttner GmbH & Co. KG · 1994
- Method and device for the preparation of foundry sand15US 6,860,313 B2Maschinenfabrik Gustav Eirich GmbH & Co. KG · 2005
- Process for recovering sand and bentonite clay used in a foundry12US 6,834,706 B2Foundry Advanced Clay Technologies, L.L.C. · 2004
- Process for recovering sand and bentonite clay used in a foundry11US 6,554,049 B2Foundry Advanced Clay Technologies, L.L.C. · 2003
- Process to enhance the tensile strength of reclaimed sand bonded with ester cured alkaline phenolic resin9US 5,238,976 ABorden, Inc. · 1993