US3564083A
Expired / Lapsed
US
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Formation of fibrous granules
Assignee: BREVETS GRANOFIBRE SEBREG SOC
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Filing: 1969-03-27
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Granted: 1971-02-16
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Expires: 1989-03-27
Abstract
Abstract A METHOD OF FORMING GRANULES OF A FIBROUS TEXTURE AND ACCORDING TO THE INVENTION, FIBERS HAVING A CERTAIN MOISTURE CONTENT ARE COLLECTED TOGETHER AND AGITATED IN A DRY STATE IN ORDER TO FORM ROUGHLY ORGANISED FIBRE MASSES WHICH ARE THEN PLACED IN SUSPENSION IN A LIQUID, THIS SUSPENSION THEN BEING SUBJECTED TO TURBULENCE PRO- DUCED BY A ROTATIONAL MOVEMENT WHICH, IF DESIRED, MAY BE COMBINED WITH A PULSING MOVEMENT.
Inventors
- 👤 Jean Fournet
- 👤 Guy J Jacquelin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:21
CPC Classifications
B; B01; B01J; B01J2/00; B01J2/12; D; D21; D21D; D21D1/00; D21D1/02; Y; Y10; Y10S; Y10S264/00; Y10S264/19
Claims Analysis
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-15 | 1974-08-17 | 1975-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-15 | 1978-08-17 | 1979-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-15 | 1982-08-17 | 1983-02-16 | $7700.00 | Window Closed / Lapsed |