B22C 1/183
Sols, colloids or hydroxide gels
Official title: {Sols, colloids or hydroxide gels}
B22C1/183 (Sols, colloids or hydroxide gels) appears on 40 US grants and 35 published applications in this corpus.
Search patents in B22C- Granted patents
- 40
- Published applications
- 35
- Assignees
- 30
- Inventors
- 84
- Latest grant
- 3 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 2 |
| 2007 | 1 | 1 |
| 2008 | 0 | 6 |
| 2009 | 1 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 1 | 2 |
| 2014 | 1 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 4 |
| 2017 | 1 | 2 |
| 2018 | 2 | 0 |
| 2019 | 1 | 2 |
| 2020 | 0 | 1 |
| 2021 | 0 | 1 |
| 2022 | 0 | 3 |
| 2023 | 2 | 1 |
| 2024 | 2 | 3 |
| 2025 | 2 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Material, apparatus, and method for refractory castings3 Feb 2026US 12,539,537 B2Wagstaff, Inc.
- Casting elements and methods of making the same using low temperature solidification29 Apr 2025US 12,285,797 B2Rutgers, The State University of New Jersey
- Mullite shell systems for investment castings and methods28 Jan 2025US 12,208,439 B2Carbo Ceramics Inc.
- Investment casting shell binders and compositions24 Sep 2024US 12,097,553 B2Remet Corporation
- Mullite shell systems for investment castings and methods2 Apr 2024US 11,945,024 B2Carbo Ceramics Inc.
- Casting elements and methods of making the same using low temperature solidification31 Jul 2025US 2025/0242404 A1Rutgers, The State University of New Jersey
- Use of closed-pore microspheres of expanded pearlite as a filler for the production of mouldings for the foundry industry23 Jan 2025US 2025/0025932 A1HüTtenes-Albertus Chemische Werke Gesellschaft Mit BeschräNkter Haftung
- Material, apparatus, and method for refractory castings14 Nov 2024US 2024/0375171 A1Wagstaff, Inc.
- Mullite shell systems for investment castings and methods15 Aug 2024US 2024/0269732 A1Carbo Ceramics Inc.
- Use of closed-pore microspheres of expanded pearlite as a filler for the production of mouldings for the foundry industry4 Jan 2024US 2024/0001434 A1HüTtenes-Albertus Chemische Werke Gesellschaft Mit BeschräNkter Haftung
Most cited
By later US patents
- Casting of reactive metals into ceramic molds44US 4,740,246 ARemet Corporation · 1988
- Casting of reactive metals into ceramic molds44US 4,787,439 ARemet Corporation · 1988
- Refractory material18US 4,415,673 ARemet Corporation · 1983
- Sol-gel process using porous mold17US 6,099,792 AYazaki Corporation · 2000
- Binder and refractory compositions and methods14US 4,530,722 AHarborchem, Inc. · 1985