US3239942A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for drying food
Assignee: Battelle Development Corp
•
Filing: 1962-04-16
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Granted: 1966-03-15
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Expires: 1982-04-16
Abstract
No abstract record available.
Inventors
- 👤 William H Mink
- 👤 Nack Herman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:04
CPC Classifications
A; A23; A23B; A23B2/00; A23B2/90; A23B2/92; A23B2/95
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
A METHOD OF REMOVING WATER FROM A FROZEN FOOD COMPRISING THE STEPS OF: (A) FLUIDIZING A BED OF SOLID, DISCRETE PARTICLES; (B) IMMERSING A FROZEN FOOD IN THE FLUIDIZED BED OF SOLID, DISCRETE PARTICLES WHILE MAINTAINING IN THE FLUIDIZED BED A VAPOR PRESSURE OF NOT MORE THAN ABOUT 4 MILLIMETERS OF MERCURY AND A TEMPERATURE GREATER THAN -15*C. AND LESS THAN WILL SCORCH THE FOOD; AND (C) REMOVING THE FOOD FROM THE FLUIDIZED BED WHEN THE RESIDUAL MOISTURE CONTENT OF SAID FOOD IS NOT GREATER THAN ABOUT 7 PERCENT.
Claim 2
Independent Claim
89 words
A METHOD OF REMOVING WATER FROM A FROZEN FOOD COMPRISING THE STEPS OF: (A) FLUIDIZING A BED OF SOLID, DISCRETE PARTICLES; (B) IMMERSING A FROZEN FOOD IN THE FLUIDIZED BED OF SOLID, DISCRETE PARTICLES WHILE MAINTAINING IN THE FLUIDIZED BED A VAPOR PRESSURE OF NOT MORE THAN ABOUT 4 MILLIMETERS OF MERCURY AND A TEMPERATURE GREATER THAN -15*C. AND LESS THAN WILL SCORCH THE FOOD; AND (C) REMOVING THE FOOD FROM THE FLUIDIZED BED WHEN THE RESIDUAL MOISTURE CONTENT OF SAID FOOD IS NOT GREATER THAN ABOUT 7 PERCENT.
References Cited (Backward Citations)
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Cited
US2273350A
Cited
US2480146A
Cited
US2561392A
Cited
US2830911A
Cited
US3010216A
Cited
US3035918A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |