US2610932A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clarification of sugar cane juice
Assignee: De Laval Separator Co
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Filing: 1950-07-27
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Granted: 1952-09-16
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Expires: 1970-07-27
Abstract
No abstract record available.
Inventors
- 👤 Keith H Eakin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:35
CPC Classifications
C; C13; C13B; C13B20/00; B; B04; B04B; B04B5/00; B04B5/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
IN THE CLARIFICATION OF SUGAR CANE JUICE CONTAINING SUSPENDED HEAVY SOLIDS, BY FEEDING THE JUICE TO A GRAVITY-SETTLING ZONE WHERE THE SOLIDS SETTLE TO THE BOTTOM AS A MUD, SEPARATELY DISCHARGING THE CLARIFIED JUICE AND THE MUD FROM THE UPPER AND LOWER REGIONS, RESPECTIVELY, OF SAID ZONE, AND SUBJECTING THE MUD FROM SAID ZONE TO A FILTERING OPERATION TO RECOVER JUICE THEREFROM AS A FILTRATE, LEAVING A FILTER CAKE OF MUD, THE IMPROVEMENT WHICH COMPRISES STRAINING SAID FILTRATE, FEEDING THE STRAINED FILTRATE AT A TEMPERATURE OF AT LEAST 180* F. TO A LOCUS OF CENTRIFUGAL FORCE AND THERE SEPARATING IT CENTRIFUGALLY INTO A CLARIFIED JUICE COMPONENT AND A SLUDGE COMPONENT, SEPARATELY DISCHARGING SAID COMPONENTS FROM SAID LOCUS, AND RECYCLING AT LEAST PART OF THE SLUDGE COMPONENT FROM SAID LOCUS TO THE FILTERING OPERATION TO RECOVER SUGAR FROM THE SLUDGE.
Claim 2
Dependent Claim
139 words
IN THE CLARIFICATION OF SUGAR CANE JUICE CONTAINING SUSPENDED HEAVY SOLIDS, BY FEEDING THE JUICE TO A GRAVITY-SETTLING ZONE WHERE THE SOLIDS SETTLE TO THE BOTTOM AS A MUD, SEPARATELY DISCHARGING THE CLARIFIED JUICE AND THE MUD FROM THE UPPER AND LOWER REGIONS, RESPECTIVELY, OF SAID ZONE, AND SUBJECTING THE MUD FROM SAID ZONE TO A FILTERING OPERATION TO RECOVER JUICE THEREFROM AS A FILTRATE, LEAVING A FILTER CAKE OF MUD, THE IMPROVEMENT WHICH COMPRISES STRAINING SAID FILTRATE, FEEDING THE STRAINED FILTRATE AT A TEMPERATURE OF AT LEAST 180* F. TO A LOCUS OF CENTRIFUGAL FORCE AND THERE SEPARATING IT CENTRIFUGALLY INTO A CLARIFIED JUICE COMPONENT AND A SLUDGE COMPONENT, SEPARATELY DISCHARGING SAID COMPONENTS FROM SAID LOCUS, AND RECYCLING AT LEAST PART OF THE SLUDGE COMPONENT FROM SAID LOCUS TO THE FILTERING OPERATION TO RECOVER SUGAR FROM THE SLUDGE.
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) | 1955-09-16 | 1956-03-17 | 1956-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-16 | 1960-03-17 | 1960-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-16 | 1964-03-17 | 1964-09-16 | $7700.00 | Window Closed / Lapsed |