US2807560A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Processing of sugar beets
Assignee: Individual
•
Filing: 1953-10-14
•
Granted: 1957-09-24
•
Expires: 1973-10-14
Abstract
No abstract record available.
Inventors
- 👤 Lloyd E Brownell
- 👤 Stefan A Zieminski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:19
CPC Classifications
C; C13; C13B; C13B10/00; C13B10/08; C13B10/083
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A PROCESS FOR PREPARING A SUGAR-CONTAINING JUICE FROM SUGAR BEETS WHICH COMPRISES PLACING CUT BEETS IN A FIRST ZONE, PREHEATING THEM WITH STEAM AT ATMOSPHERIC PRESSURE FOR ABOUT 1 TO ABOUT 6 MINUTES, APPLYING A SUDDEN BURST OF HIGH-PRESSURE STEAM AT LEAST 40 P.S.I.G. TO THE PREHEATED BEETS AND SUDDENLY RELEASING THE PRESSURE TO EXPLOSIVELY DISCHARGE THE BEETS INTO A SECOND ZONE MAINTAINED AT NOT HIGHER THAN ATMOSPHERIC PRESSURE AND IMPINGING THE EXPLOSIVELY DISCHARGING BEETS ON A BARRIER TO CAUSE DISINTEGRATION THEREOF, THE APPLICATION OF THE HIGH-PRESSURE STEAM TO THE BEETS BEING FOR NOT LONGER THAN A FEW SECONDS, THEREAFTER SEPARATING THE SUGAR-CONTAINING JUICE FROM THE RESULTING MASS.
Claim 2
Dependent Claim
108 words
A PROCESS FOR PREPARING A SUGAR-CONTAINING JUICE FROM SUGAR BEETS WHICH COMPRISES PLACING CUT BEETS IN A FIRST ZONE, PREHEATING THEM WITH STEAM AT ATMOSPHERIC PRESSURE FOR ABOUT 1 TO ABOUT 6 MINUTES, APPLYING A SUDDEN BURST OF HIGH-PRESSURE STEAM AT LEAST 40 P.S.I.G. TO THE PREHEATED BEETS AND SUDDENLY RELEASING THE PRESSURE TO EXPLOSIVELY DISCHARGE THE BEETS INTO A SECOND ZONE MAINTAINED AT NOT HIGHER THAN ATMOSPHERIC PRESSURE AND IMPINGING THE EXPLOSIVELY DISCHARGING BEETS ON A BARRIER TO CAUSE DISINTEGRATION THEREOF, THE APPLICATION OF THE HIGH-PRESSURE STEAM TO THE BEETS BEING FOR NOT LONGER THAN A FEW SECONDS, THEREAFTER SEPARATING THE SUGAR-CONTAINING JUICE FROM THE RESULTING MASS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-23 | 1961-03-25 | 1961-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-23 | 1965-03-25 | 1965-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-23 | 1969-03-25 | 1969-09-24 | $7700.00 | Window Closed / Lapsed |