C04B 35/482
Refractories from grain sized mixtures
C04B35/482 (Refractories from grain sized mixtures) appears on 71 US grants and 79 published applications in this corpus.
Search patents in C04B- Granted patents
- 71
- Published applications
- 79
- Assignees
- 57
- Inventors
- 207
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 3 |
| 2005 | 0 | 2 |
| 2006 | 2 | 1 |
| 2007 | 1 | 3 |
| 2008 | 0 | 3 |
| 2009 | 1 | 6 |
| 2010 | 0 | 5 |
| 2011 | 2 | 1 |
| 2012 | 7 | 3 |
| 2013 | 5 | 4 |
| 2014 | 2 | 2 |
| 2015 | 1 | 4 |
| 2016 | 1 | 2 |
| 2017 | 4 | 5 |
| 2018 | 6 | 5 |
| 2019 | 4 | 3 |
| 2020 | 0 | 4 |
| 2021 | 6 | 7 |
| 2022 | 4 | 1 |
| 2023 | 2 | 3 |
| 2024 | 1 | 4 |
| 2025 | 1 | 5 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Coating system and method for maintenance thereof16 Jun 2026US 12,655,066 B2ROLLS-ROYCE plc
- Refractory product8 Jul 2025US 12,350,737 B2Krosakiharima Corporation
- Use of a coating composition and corresponding method for producing a centrifugal casting mould with a coating5 Nov 2024US 12,134,123 B2HüTtenes-Albertus Chemische Werke Gesellschaft Mit BeschräNkter Haftung
- Magnesium-based raw material with low thermal conductivity and low thermal expansion and preparation method thereof9 May 2023US 11,643,364 B2Wuhan University of Science and Technology
- Synthesis method for producing a calcium zirconate-containing material and batch and coarse ceramic refractory product having a pre-synthesized calcium zirconate-containing granular material14 Mar 2023US 11,603,319 B2Refratechnik Holding GmbH
- Refractory material, method for producing same, and use thereof23 Jul 2026US 2026/0209125 A1
- High zirconia brick, and preparation process and use thereof14 May 2026US 2026/0132087 A1Zhengzhou Fangming High-Temperature Ceramic New Material Co., Ltd.
- Zirconia compositional substance and method for producing the same29 Jan 2026US 2026/0028285 A1Tosoh Corporation
- Method of making lightweight refractory composition and articles using foamed colloidal silica binder12 Jun 2025US 2025/0187983 A1Magneco/Metrel, Inc.
- Lightweight refractory casting composition and articles made using foamed colloidal silica binder12 Jun 2025US 2025/0187992 A1Magneco/Metrel, Inc.
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
- Sintered materials produced from zircon and zirconia30US 6,121,177 ASociete Europeenne des Produits Refractaires · 2000
- Unshaped refractory compositions useful as jointing and moulding compositions20US 4,308,067 ASociete Europeenne des Produits Refractaires · 1981
- High zirconia fused refractory product18US 4,336,339 AAsahi Glass Company, Limited · 1982