C03B 18/22
Controlling or regulating the temperature of the atmosphere above the float tank
C03B18/22 (Controlling or regulating the temperature of the atmosphere above the float tank) appears on 34 US grants and 22 published applications in this corpus.
Search patents in C03B- Granted patents
- 34
- Published applications
- 22
- Assignees
- 16
- Inventors
- 79
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 9 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 3 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 1 | 2 |
| 2012 | 1 | 1 |
| 2013 | 2 | 0 |
| 2014 | 1 | 2 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 2 |
| 2019 | 1 | 1 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and system for controlling a tin bath atmosphere for the reduction of surface defects10 Mar 2026US 12,570,563 B2Air Products and Chemicals, Inc.
- Method for tin bath monitoring and control14 Oct 2025US 12,441,646 B2Air Products and Chemicals, Inc.
- Thermophysical float glass process19 Jul 2022US 11,390,552 B1
- Glass substrate5 Jan 2021US 10,882,775 B2AGC Inc.
- Device for handling the edge of a ribbon of float glass, comprising an inclined-axis wheel, and installation comprising such device31 Dec 2019US 10,519,056 B2
- Method and System for Controlling a Tin Bath Atmosphere for the Reduction of Surface Defects21 May 2026US 2026/0138909 A1Air Products and Chemicals, Inc.
- Method and System for Controlling a Tin Bath Atmosphere for the Reduction of Surface Defects4 Apr 2024US 2024/0109802 A1Air Products and Chemicals, Inc.
- Automated Float Glass System18 May 2023US 2023/0150857 A1Vitro Flat Glass LLC
- Method for tin bath monitoring and control2 Jun 2022US 2022/0169549 A1Air Products and Chemicals, Inc.
- Float glass manufacturing apparatus24 Sep 2020US 2020/0299174 A1LG Chem.Ltd.
Most cited
By later US patents
- Method of bidirectionally attenuating glass in a float process with edge cooling21US 4,354,866 APPG Industries, Inc. · 1982
- Apparatus and method using heat pipes for manipulating temperature gradients in a glass forming chamber16US 4,092,140 APPG Industries, Inc. · 1978
- Method of making a float glass convertible into a glass ceramic and float glass made thereby13US 8,728,961 B2Schott AG · 2014
- Method and apparatus for introducing a protective atmosphere into a glass forming chamber9US 3,976,460 APPG Industries, Inc. · 1976
- Float glass forming chamber with externally supported roof8US 4,340,412 APPG Industries, Inc. · 1982