US2607170A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for contacting molten glass
Assignee: Owens Corning
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Filing: 1950-06-15
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Granted: 1952-08-19
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Expires: 1970-06-15
Abstract
No abstract record available.
Inventors
- 👤 Vries Ralph De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:49
CPC Classifications
C; C03; C03B; C03B37/00; C03B37/08; C03B37/083
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
IN A GLASS WORKING AND HANDLING APPARATUS, A CONTAINER FOR MOLTEN GLASS HAVING THROUGH A WALL THEREOF A PASSAGEWAY THROUGH WHICH MOLTEN GLASS FLOWS SAID WALL BEING IN DIRECT CONTACT WITH THE FLOWING GLASS AND SO POSITIONED THAT THE GLASS FLOWS OVER ONE SIDE THEREOF WITH THE OTHER SIDE EXPOSED TO A GASEOUS MEDIUM WHILE THE ELEMENT IS SUBJECT TO A HIGH TEMPERATURE, SAID WALL CONSISTING OF 15% TO 35% CHROMIUM, 0.25% TO 2% SILICON, AND 63% TO 84.75% NICKEL.
Claim 2
Dependent Claim
80 words
IN A GLASS WORKING AND HANDLING APPARATUS, A CONTAINER FOR MOLTEN GLASS HAVING THROUGH A WALL THEREOF A PASSAGEWAY THROUGH WHICH MOLTEN GLASS FLOWS SAID WALL BEING IN DIRECT CONTACT WITH THE FLOWING GLASS AND SO POSITIONED THAT THE GLASS FLOWS OVER ONE SIDE THEREOF WITH THE OTHER SIDE EXPOSED TO A GASEOUS MEDIUM WHILE THE ELEMENT IS SUBJECT TO A HIGH TEMPERATURE, SAID WALL CONSISTING OF 15% TO 35% CHROMIUM, 0.25% TO 2% SILICON, AND 63% TO 84.75% NICKEL.
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) | 1955-08-19 | 1956-02-18 | 1956-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-19 | 1960-02-18 | 1960-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-19 | 1964-02-18 | 1964-08-19 | $7700.00 | Window Closed / Lapsed |