C03B 5/42
Details of construction of furnace walls
Official title: Details of construction of furnace walls, e.g. to prevent corrosion; Use of materials for furnace walls
C03B5/42 (Details of construction of furnace walls) appears on 346 US grants and 381 published applications in this corpus.
Search patents in C03B- Granted patents
- 346
- Published applications
- 381
- Assignees
- 129
- Inventors
- 776
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 5 | 0 |
| 1981 | 2 | 0 |
| 1982 | 6 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 7 | 0 |
| 1988 | 2 | 0 |
| 1989 | 7 | 0 |
| 1990 | 0 | 0 |
| 1991 | 5 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 5 | 0 |
| 2002 | 8 | 5 |
| 2003 | 7 | 5 |
| 2004 | 6 | 9 |
| 2005 | 3 | 8 |
| 2006 | 7 | 4 |
| 2007 | 3 | 6 |
| 2008 | 0 | 13 |
| 2009 | 2 | 16 |
| 2010 | 9 | 14 |
| 2011 | 4 | 16 |
| 2012 | 10 | 10 |
| 2013 | 11 | 22 |
| 2014 | 13 | 19 |
| 2015 | 13 | 29 |
| 2016 | 20 | 24 |
| 2017 | 22 | 18 |
| 2018 | 15 | 21 |
| 2019 | 17 | 24 |
| 2020 | 19 | 26 |
| 2021 | 11 | 27 |
| 2022 | 12 | 20 |
| 2023 | 13 | 13 |
| 2024 | 13 | 12 |
| 2025 | 11 | 10 |
| 2026 | 6 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- High-zirconia electro-fused cast refractory material25 Aug 2026US 12,715,817 B2Saint-Gobain TM K.K.
- Method for repairing a tank in a glass melting furnace30 Jun 2026US 12,669,289 B2Saint-Gobain Centre De Recherches Et D ' Etudes Europeen
- Glass, method for producing a glass, and glass melting apparatus16 Jun 2026US 12,655,055 B2Schott AG
- Method for producing glass article and glass-melting furnace5 May 2026US 12,617,706 B2Nippon Electric Glass Co., Ltd.
- Glass transport system3 Mar 2026US 12,565,437 B2Corning Incorporated
- Apparatus and method for reducing defects in glass melt vessels3 Sep 2026US 2026/0257955 A1Corning Incorporated
- Glass base material manufacturing device and method of manufacturing glass base material20 Aug 2026US 2026/0242273 A1Sumitomo Electric Industries, Ltd.
- High-generation tft-lcd glass substrate preparation process9 Jul 2026US 2026/0193123 A1Bengbu China Optoelectronic Technology Co., Ltd
- Method for repairing a glass melting furnace25 Jun 2026US 2026/0176207 A1
- Filling structures and filling methods for reducing needle defects in substrate glass11 Jun 2026US 2026/0159432 A1Caihong Display Devices Co., Ltd.
Most cited
By later US patents
- Submerged combustion melting processes for producing glass and similar materials, and systems for carrying out such processes46US 9,096,453 B2Johns Manville · 2015
- Molten mass temperature conditioner45US 4,424,071 AToledo Engineering Co., Inc. · 1984
- Method of and apparatus for controlling erosion of a refractory threshold38US 4,360,373 APPG Industries, Inc. · 1982
- Panel-cooled submerged combustion melter geometry and methods of making molten glass35US 8,769,992 B22014
- Graphite sheet material34US 4,888,242 AToyo Tanson Co., Ltd. · 1989