C03B 2211/00
Heating processes for glass melting in glass melting furnaces
C03B2211/00 (Heating processes for glass melting in glass melting furnaces) appears on 209 US grants and 281 published applications in this corpus.
Search patents in C03B- Granted patents
- 209
- Published applications
- 281
- Assignees
- 82
- Inventors
- 406
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 7 | 1 |
| 2002 | 5 | 3 |
| 2003 | 4 | 4 |
| 2004 | 8 | 5 |
| 2005 | 3 | 6 |
| 2006 | 1 | 4 |
| 2007 | 2 | 3 |
| 2008 | 3 | 5 |
| 2009 | 2 | 4 |
| 2010 | 3 | 12 |
| 2011 | 0 | 8 |
| 2012 | 1 | 3 |
| 2013 | 9 | 9 |
| 2014 | 11 | 12 |
| 2015 | 8 | 18 |
| 2016 | 7 | 22 |
| 2017 | 20 | 16 |
| 2018 | 12 | 19 |
| 2019 | 16 | 19 |
| 2020 | 17 | 12 |
| 2021 | 3 | 21 |
| 2022 | 14 | 17 |
| 2023 | 12 | 17 |
| 2024 | 6 | 13 |
| 2025 | 12 | 15 |
| 2026 | 9 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C03B 2211/20Submerged gas heatingIndexing code119
- C03B 2211/40Heating processes for glass melting in glass melting furnaces: using oxy-fuel burnersIndexing code73
- C03B 2211/70Skull melting, i.e. melting or refining in cooled wall crucibles or withinIndexing code68
- C03B 2211/30Introducing oxygen into the glass melting furnace separately from the fuelIndexing code18
Recent patents
- Method and system for heat recovery in an oxy-fuel fired glass furnace15 Sep 2026US 12,735,341 B2Air Products and Chemicals, Inc.
- Method of making a glass product, and a glass product4 Aug 2026US 12,698,228 B2Schott AG
- Burner with alternate modes for flexible operation21 Jul 2026US 12,687,293 B2Praxair Technology, Inc.
- Fuel blending in thermochemical heat exchange methods21 Jul 2026US 12,687,341 B2Praxair Technology, Inc.
- Method of preparing a melt for the production of man-made mineral fibres12 May 2026US 12,623,943 B2Rockwool A/S
- Method and System for Heat Recovery in an Oxy-Fuel Fired Glass Furnace24 Sep 2026US 2026/0285735 A1Air Products and Chemicals, Inc.
- Methods of recycling cullet and fibreglass17 Sep 2026US 2026/0274733 A1Sibelco Nederland N.V.
- System for manufacturing high refractive index glass bead and method for manufacturing high refractive index glass bead using same27 Aug 2026US 2026/0250175 A1
- Glass melting process with low co2 emission20 Aug 2026US 2026/0242269 A1Agc Glass Europe
- System and method for platinum free melting of high index glasses23 Jul 2026US 2026/0209100 A1Corning Incorporated
Most cited
By later US patents
- Method and device for melting and refining materials capable of being vitrified112US 6,460,376 B1Saint-Gobain Glass France · 2002
- Roof-mounted oxygen-fuel burner for a glass melting furnace and process of using the oxygen-fuel burner106US 6,237,369 B1Owens Corning Fiberglas Technology, Inc. · 2001
- Self-cooled oxygen-fuel burner for use in high-temperature and high-particulate furnaces101US 6,123,542 AAmerican Air Liquide, Inc. · 2000
- Method of boosting a glass melting furnace using a roof mounted oxygen-fuel burner94US 6,422,041 B1The BOC Group, Inc. · 2002
- Method and system for increasing the efficiency and productivity of a high temperature furnace90US 6,113,389 AAmerican Air Liquide, Inc. · 2000