Patent US3606683A successfully refreshed from Google Patents.
US3606683A
Expired / Lapsed
US
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Method and apparatus for continuously separating curd and whey
Assignee: Unibel SA
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Filing: 1968-03-12
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Granted: 1971-09-21
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Expires: 1988-03-12
Abstract
Abstract A MIXTURE OF CURD AND WHEY IS CONTINUOUSLY INTRODUCED INTO A DECANTING ZONE AT THE TOP OF A VERTICAL VESSEL. THE MIXTURE PASSES DOWNWARD THROUGH AN AXIAL DIFFUSING ZONE AND WHEY IS DECANTED NEAR THE TOP OF THE VESSEL. THE CURD CONTINUES DOWNWARD IN THE VESSEL AND ENTERS A VERTICAL PRESSING ZONE HAVING A PREFORATED WALL FOR SEPARATION OF WHEY REMAINING WITH THE CURD, AND THE CURD IS CONTINUOUSLY EXTRACTED AT THE BOTTOM OF THE PRESSING ZONE. A VERTICAL WASHING ZONE MAY BE POSITIONED BETWEEN THE DECANTING ZONE AND THE PRESSING ZONE.
Inventors
- 👤 Jean-Louis Fernand Joux
- 👤 Maurice Blanchet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:08
CPC Classifications
A; A01; A01J; A01J25/00; A01J25/11; A01J25/118; A01J25/111; A01J25/112
Claims Analysis
Total Claims: 0
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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) | 1974-09-20 | 1975-03-22 | 1975-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-20 | 1979-03-22 | 1979-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-20 | 1983-03-22 | 1983-09-21 | $7700.00 | Window Closed / Lapsed |