C04B 2235/9676
Against molten metals such as steel or aluminium
Official title: against molten metals such as steel or aluminium
C04B2235/9676 (Against molten metals such as steel or aluminium) appears on 148 US grants and 119 published applications in this corpus.
Search patents in C04B- Granted patents
- 148
- Published applications
- 119
- Assignees
- 125
- Inventors
- 458
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 4 | 0 |
| 1978 | 8 | 0 |
| 1979 | 2 | 0 |
| 1980 | 6 | 0 |
| 1981 | 3 | 0 |
| 1982 | 6 | 0 |
| 1983 | 5 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 5 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 7 | 0 |
| 1992 | 3 | 0 |
| 1993 | 8 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 1 |
| 2004 | 0 | 2 |
| 2005 | 1 | 9 |
| 2006 | 2 | 4 |
| 2007 | 4 | 2 |
| 2008 | 3 | 4 |
| 2009 | 3 | 8 |
| 2010 | 1 | 7 |
| 2011 | 2 | 5 |
| 2012 | 4 | 6 |
| 2013 | 2 | 3 |
| 2014 | 2 | 1 |
| 2015 | 1 | 2 |
| 2016 | 5 | 2 |
| 2017 | 2 | 6 |
| 2018 | 2 | 4 |
| 2019 | 7 | 6 |
| 2020 | 1 | 7 |
| 2021 | 5 | 5 |
| 2022 | 3 | 9 |
| 2023 | 5 | 5 |
| 2024 | 5 | 7 |
| 2025 | 3 | 10 |
| 2026 | 5 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- CaO—ZrO2 composition, method for producing CaO—ZrO2 composition, and CaO—ZrO2-containing refractory material and casting nozzle5 May 2026US 12,617,728 B2Krosakiharima Corporation
- Refractory lining design and separation via destructive hydration7 Apr 2026US 12,595,211 B2HarbisonWalker International, Inc.
- Crucibles and compositions and processes for making same10 Feb 2026US 12,545,623 B2Materion Corporation
- Refractory materials10 Feb 2026US 12,545,627 B2Honeywell International Inc.
- Refractory lining design and steel practice for low refractory waste, and refractory based on reclaimed low-impurity magnesia-carbon aggregate27 Jan 2026US 12,534,410 B2HarbisonWalker International Holdings, Inc.
- CaO-ZrO2 Composition, Method for Producing CaO-ZrO2 Composition, and CaO-ZrO2-Containing Refractory Material and Casting Nozzle13 Aug 2026US 2026/0234064 A1Krosakiharima Corporation
- Refractory lining disposed on the bottom of a metallurgical unit for holding a molten metal, method of providing a refractory lining disposed on the bottom of a metallurgical unit for holding a molten metal, and metallurgical unit for holding a molten metal2 Jul 2026US 2026/0185774 A1Refractory Intellectual Property GmbH & Co.KG
- Printable ceramic compositions for additive manufacturing of metal objects13 Nov 2025US 2025/0345843 A1Magnus Metal Ltd.
- Refractory lining design for magnetic separation19 Jun 2025US 2025/0196157 A1HarbisonWalker International Holdings, Inc.
- Spherical Fused Silica Compositions for Injection Molded Ceramic Cores and Methods of Making Parts Using Such Compositions12 Jun 2025US 2025/0187064 A1Chromalloy Gas Turbine Corporation
Most cited
By later US patents
- Internal combustion engine and composite parts formed from silicon carbide fiber-reinforced ceramic or glass matrices77US 4,341,826 AUnited Technologies Corporation · 1982
- Carbon-containing refractory48US 4,471,059 AShinagawa Refractories Co., Ltd. · 1984
- Two-part gunning refractory composition37US 4,751,204 AShinagawa Refractories Co., Ltd. · 1988
- Corrosion resistant castable refractory mix27US 4,088,502 AAluminum Company of America · 1978
- Refractory ramming mix containing aluminum powder for metal melting furnaces25US 4,222,782 ANorton Company · 1980