US3244494A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of feeding to and melting in a glass furnace
Assignee: Bausch and Lomb Inc
•
Filing: 1962-07-02
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Granted: 1966-04-05
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Expires: 1982-07-02
Abstract
No abstract record available.
Inventors
- 👤 John M Apple
- 👤 Jack A Coombs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:13
CPC Classifications
C; C03; C03B; C03B5/00; C03B5/02; C03B5/021; C03B3/00; C03B5/16; C03B5/18; C03B5/183; C03B5/185; C03B5/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
A METHOD OF FEEDING AND MELTING IN A CONTINUOUS FLOW GLASS FURNACE COMPRISING THE FOLLOWING STEPS, PROVIDING A SUPPLY OF THROUGHLY MIXED CONSTITUENTS OF RAW BATCH GLASS FORMING MATERIAL, METERING THE RATE OF FLOW OF THE GLASS FORMING MATERIAL AT A SUBSTANTIALLY UNIFORM RATE FROM THE SOURCE OF SUPPLY, CONTINUOUSLY AND EVENLY SPRINKLING THE CONSTITUENTS OF GLASS FORMING MATERIAL ON THE SURFACE OF A BODY OF MOLTEN GLASS IN THE GLASS FURNACE, SUPPLYING SUFFICIENT HEAT TO THE BODY OF MOLTEN GLASS FOR RAPIDLY MELTING THE GLASS FORMING MATERIAL NEAR THE SURFACE AND PREVENTING ANY AGGLOMERATION OF MATERIAL FROM
Claim 2
Independent Claim
98 words
A METHOD OF FEEDING AND MELTING IN A CONTINUOUS FLOW GLASS FURNACE COMPRISING THE FOLLOWING STEPS, PROVIDING A SUPPLY OF THROUGHLY MIXED CONSTITUENTS OF RAW BATCH GLASS FORMING MATERIAL, METERING THE RATE OF FLOW OF THE GLASS FORMING MATERIAL AT A SUBSTANTIALLY UNIFORM RATE FROM THE SOURCE OF SUPPLY, CONTINUOUSLY AND EVENLY SPRINKLING THE CONSTITUENTS OF GLASS FORMING MATERIAL ON THE SURFACE OF A BODY OF MOLTEN GLASS IN THE GLASS FURNACE, SUPPLYING SUFFICIENT HEAT TO THE BODY OF MOLTEN GLASS FOR RAPIDLY MELTING THE GLASS FORMING MATERIAL NEAR THE SURFACE AND PREVENTING ANY AGGLOMERATION OF MATERIAL FROM
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |