US3265477A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for forming and collecting mineral fibers
Assignee: Owens Corning
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Filing: 1963-05-20
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Granted: 1966-08-09
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Expires: 1983-05-20
Abstract
No abstract record available.
Inventors
- 👤 George T Mccoppin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:36
CPC Classifications
C; C03; C03B; C03B37/00; C03B37/01; C03B37/04; C03B37/041
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
136 words
APPARATUS OF THE CHARACTER DISCLOSED, IN COMBINATION, A MEMBER OF REFRACTORY HAVING A CHANNEL ARRAGED TO CONTAIN HEAT-SOFTENED MINERAL MATERIAL FROM A SUPPLY, A HOLLOW ROTOR DISPOSED DIRECTLY BENEATH AND CLOSE TO THE MEMBER, A FEEDER ADJACENT THE MEMBER IN COMMUNICATION WITH THE CHANNEL TO RECEIVE THE MINERAL MATERIAL FROM THE CHANNEL, MOTIVE MEANS DISPOSED ABOVE THE MEMBER CONNECTED WITH THE ROTOR TO ROTATE THE ROTOR, SAID FEEDER HAVING A PLURALITY OF ORIFICES THROUGH WHICH STREAMS OF THE MATERIAL FROM THE FEEDER ARE DELIVERED INTO THE ROTOR, THE ROTOR HAVING A PERFORATED PERIPHERAL WALL WHEREBY THE MATERIAL IN THE ROTOR IS PROJECTED BY CENTRIFUGAL FORCES OF ROTATION THROUGH THE PERFORATIONS AS DISCRETE BODIES, AND MEANS SURROUNDING AND ADJACENT THE ROTOR ESTABLISHING AN ANNULAR GASEOUS BLAST ENGAGEABLE WITH THE BODIES FOR ATTENUATING THE BODIES TO FINE FIBERS.
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) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |