US3237929A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and apparatus for heating molten materials by injection of flames into the bath
Assignee: AGC Glass Europe SA
•
Filing: 1961-12-05
•
Granted: 1966-03-01
•
Expires: 1981-12-05
Abstract
No abstract record available.
Inventors
- 👤 Plumat Emile
- 👤 Eloy Pierre
- 👤 Jacobs Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:01
CPC Classifications
F; F27; F27D; F27D99/00; F27D99/0001; C; C03; C03B; C03B5/00; C03B5/16; C03B5/18; C03B5/193; C03B5/235; C03B5/2356; C21; C21C; C21C5/00; C21C5/04; F23; F23C; F23C3/00; F23D; F23D14/00; F23D99/00; F23D99/002; F23D99/004; F23J; F23J7/00; F23M; F23M5/00; F23M5/08; F27B; F27B3/00; F27B3/10; F27B3/20; F23D2206/00; F23D2206/0021; Y; Y10; Y10S; Y10S266/00; Y10S266/90
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
THE METHOD OF BLOWING HEATING GASES THROUGH MOLTEN MATERIAL IN A FURNACE HAVING A CHAMBER FOR CONTAINING A BATH OF THE MOLTEN MATERIAL, COMPRISING PROVIDING A BATH OF MOLTEN MATERIAL IN THE FURNACE CHAMBER, INTRODUCING SEPARATE SUPPLIES OF FUEL AND A COMBUSTION ASSISTING AGENT INTO THE CLOSED COMBUSTION CHAMBER OF AN ADJOINING AUXILIARY FURNACE SO AS TO PRODUCE WITHIN SUCH COMBUSTION CHAMBER FROM SUCH CONSTITUENTS AND INTIMATE MIXTURE OF PARTIALLY BURNT, COMPLETELY GASEOUS, COMBUSTIBLE MATERIAL,
Claim 2
Independent Claim
75 words
THE METHOD OF BLOWING HEATING GASES THROUGH MOLTEN MATERIAL IN A FURNACE HAVING A CHAMBER FOR CONTAINING A BATH OF THE MOLTEN MATERIAL, COMPRISING PROVIDING A BATH OF MOLTEN MATERIAL IN THE FURNACE CHAMBER, INTRODUCING SEPARATE SUPPLIES OF FUEL AND A COMBUSTION ASSISTING AGENT INTO THE CLOSED COMBUSTION CHAMBER OF AN ADJOINING AUXILIARY FURNACE SO AS TO PRODUCE WITHIN SUCH COMBUSTION CHAMBER FROM SUCH CONSTITUENTS AND INTIMATE MIXTURE OF PARTIALLY BURNT, COMPLETELY GASEOUS, COMBUSTIBLE MATERIAL,
References Cited (Backward Citations)
US1656723A
Cited
US2333654A
Cited
US2526472A
Cited
US2906616A
Cited
US2833643A
Cited
US2878644A
Cited
US3034887A
Cited
US3060015A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |