Patent US4464453A successfully refreshed from Google Patents.
Patent US3356532A successfully refreshed from Google Patents.
US3356532A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crystallization of sugar
Assignee: Individual
•
Filing: 1964-01-07
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Granted: 1967-12-05
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Expires: 1984-01-07
Abstract
No abstract record available.
Inventors
- 👤 Grandadam Albert Rene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:38
CPC Classifications
C; C13; C13B; C13B30/00; C13B30/02; C13B30/022; C13B30/023; B; B01; B01D; B01D9/00; B01D9/0018; B01D9/0022; B01D9/0059
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
IN A PROCESS FOR CRYSTALLIZING SUGAR FROM SYRUPS FROM SUGAR WORKS AND SUGAR REFINERIES INCLUDING AT LEAST ONE RUN OF TREATING STEPS CONSISTING OF CONCENTRATING SAID SYRUP IN A CONCENTRATING APPARATUS TO OBTAIN A MASSECUITE CONTAINING SUGAR CRYSTALS, COOLING THE MASSECUITE, AND CENTRIFUGING THE COOLED MASSECUITE IN A CENTRIFUGAL SEPARATOR TO SEPARATE THE SUGAR CRYSTALS FROM A RESIDUE WHICH IS SUBSTANTIALLY FREE FROM SUGAR CRYSTALS, THE IMPROVEMENT CONSISTING OF FURTHER TREATING IN SAID RUN AT LEAST APORTION OF SAID MASSECUITE AFTER SAID CONCENTRATIN STEP AND BEFORE THE END OF SAID COOLING STEP BY CENTRIFUGING SAID PORTION OF MASSECUITE IN A CENTRIFUGAL SEPARATOR TO SEPARATE THE SUGAR CRYSTALS FROM A MOTHER LIQUOR, AND INTRODUCING SAID MOTOR LIQUOR IN SAID MIXING MEANS.
Claim 2
Dependent Claim
120 words
IN A PROCESS FOR CRYSTALLIZING SUGAR FROM SYRUPS FROM SUGAR WORKS AND SUGAR REFINERIES INCLUDING AT LEAST ONE RUN OF TREATING STEPS CONSISTING OF CONCENTRATING SAID SYRUP IN A CONCENTRATING APPARATUS TO OBTAIN A MASSECUITE CONTAINING SUGAR CRYSTALS, COOLING THE MASSECUITE, AND CENTRIFUGING THE COOLED MASSECUITE IN A CENTRIFUGAL SEPARATOR TO SEPARATE THE SUGAR CRYSTALS FROM A RESIDUE WHICH IS SUBSTANTIALLY FREE FROM SUGAR CRYSTALS, THE IMPROVEMENT CONSISTING OF FURTHER TREATING IN SAID RUN AT LEAST APORTION OF SAID MASSECUITE AFTER SAID CONCENTRATIN STEP AND BEFORE THE END OF SAID COOLING STEP BY CENTRIFUGING SAID PORTION OF MASSECUITE IN A CENTRIFUGAL SEPARATOR TO SEPARATE THE SUGAR CRYSTALS FROM A MOTHER LIQUOR, AND INTRODUCING SAID MOTOR LIQUOR IN SAID MIXING MEANS.
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) | 1970-12-04 | 1971-06-05 | 1971-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-04 | 1975-06-05 | 1975-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-04 | 1979-06-05 | 1979-12-05 | $7700.00 | Window Closed / Lapsed |