US3307270A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drying apparatus and method
Assignee: Lamb Weston Inc
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Filing: 1965-10-21
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Granted: 1967-03-07
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Expires: 1985-10-21
Abstract
No abstract record available.
Inventors
- 👤 Herbert W Kruger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:04
CPC Classifications
A; A23; A23B; A23B9/00; A23B9/08; F; F26; F26B; F26B17/00; F26B17/02; F26B17/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
THE METHOD OF DRYING A WET, PARTICULATE PRODUCE COMPRISING: CONTINUOUSLY FEEDING SUCH PRODUCT ONTO ONE END OF A PERFORATE SUPPORT, FORCING A DRYING GAS UPWARDLY THROUGH SAID SUPPORT AT A VELOCITY SUCH THAT SAID PRODUCT IS SUBSTANTIALLY UNDISTURBED THEREBY, AT PREDETERMINED INTERVALS OF TIME AGITATING SAID PRODUCT BY DIRECTING UPWARDLY THROUGH SAID SUPPORT A STREAM OF GAS HAVING SUFFICIENT FORCE TO LIFT SAID PRODUCT FROM SAID SUPPORT AND MOVING SAID STREAM, WHILE MAINTAINING THE SAME IN SAID UPWARD DIRECTION, THROUGH SAID SUPPORT, LENGTHWISE OF SAID SUPPORT ONLY IN THE DIRECTION FROM THE OPPOSITE END OF SAID SUPPORT TO SAID ONE END THEREOF, AND CONTINUOUSLY REMOVING SAID PRODUCT FROM SAID OPPOSITE END OF SAID PERFORATE SUPPORT.
Claim 2
Independent Claim
115 words
THE METHOD OF DRYING A WET, PARTICULATE PRODUCE COMPRISING: CONTINUOUSLY FEEDING SUCH PRODUCT ONTO ONE END OF A PERFORATE SUPPORT, FORCING A DRYING GAS UPWARDLY THROUGH SAID SUPPORT AT A VELOCITY SUCH THAT SAID PRODUCT IS SUBSTANTIALLY UNDISTURBED THEREBY, AT PREDETERMINED INTERVALS OF TIME AGITATING SAID PRODUCT BY DIRECTING UPWARDLY THROUGH SAID SUPPORT A STREAM OF GAS HAVING SUFFICIENT FORCE TO LIFT SAID PRODUCT FROM SAID SUPPORT AND MOVING SAID STREAM, WHILE MAINTAINING THE SAME IN SAID UPWARD DIRECTION, THROUGH SAID SUPPORT, LENGTHWISE OF SAID SUPPORT ONLY IN THE DIRECTION FROM THE OPPOSITE END OF SAID SUPPORT TO SAID ONE END THEREOF, AND CONTINUOUSLY REMOVING SAID PRODUCT FROM SAID OPPOSITE END OF SAID PERFORATE SUPPORT.
References Cited (Backward Citations)
US986226A
Cited
US2166056A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |