US3304619A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and means for changing the temperature of granular material by gas jets
Assignee: Individual
•
Filing: 1965-01-27
•
Granted: 1967-02-21
•
Expires: 1985-01-27
Abstract
No abstract record available.
Inventors
- 👤 Rudolph E Futer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:32
CPC Classifications
F; F27; F27B; F27B9/00; F27B9/14; F27B9/20; F27B9/24; B; B22; B22C; B22C5/00; B22C5/08; C; C04; C04B; C04B7/00; C04B7/36; F27D; F27D15/00; F27D15/02; F27D15/0206; F27D15/0213; F28; F28C; F28C3/00; F28C3/10; F28C3/12; F28C3/16; F27D15/022; F27D2015/0233; Y; Y02; Y02P; Y02P40/00; Y02P40/10; Y02P40/121
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
METHOD OF CHANGING THE TEMPERATURE OF GRANULAR MATERIAL WHICH COMPRISES THE STEPS OF: (A) FEEDING SAID GRANULAR MATERIAL ONTO THE FEED ZONE OF A CONVEYOR TABLE WHICH INCLUDES AN ELONGATED TEMFROM SAID FEED ZONE, BOTH SAID ZONES HAVING A MULTITUDE OF LONGITUDINALLY SPACED PASSAGES EXTENDING THERE-THROUGH AND INCLINED TO THE TABLE IN A COMMON DOWNSTREAM DIRECTION; (B) IMPARTING TO SAID MATERIAL ON SAID FEED ZONE A HORIZONTAL MOMENTUM TOWARD SAID CONDITIONING ZONE BY FLOWING GASEOUS ACCELERATION JETS THROUGH THE SAID PASSAGES IN THE FEED ZONE OF SAID TABLE WITH STRONG DOWNSTREAM COMPONENTS, SAID JETS HAVING TEMPERATURES MATERIALLY DIFFERENT FROM THE TEMPERATURE OF SAID MATERIAL, THEREBY MOVING SAID MATERIAL ONTO SAID CONDITIONING ZONE;
Claim 2
Dependent Claim
112 words
METHOD OF CHANGING THE TEMPERATURE OF GRANULAR MATERIAL WHICH COMPRISES THE STEPS OF: (A) FEEDING SAID GRANULAR MATERIAL ONTO THE FEED ZONE OF A CONVEYOR TABLE WHICH INCLUDES AN ELONGATED TEMFROM SAID FEED ZONE, BOTH SAID ZONES HAVING A MULTITUDE OF LONGITUDINALLY SPACED PASSAGES EXTENDING THERE-THROUGH AND INCLINED TO THE TABLE IN A COMMON DOWNSTREAM DIRECTION; (B) IMPARTING TO SAID MATERIAL ON SAID FEED ZONE A HORIZONTAL MOMENTUM TOWARD SAID CONDITIONING ZONE BY FLOWING GASEOUS ACCELERATION JETS THROUGH THE SAID PASSAGES IN THE FEED ZONE OF SAID TABLE WITH STRONG DOWNSTREAM COMPONENTS, SAID JETS HAVING TEMPERATURES MATERIALLY DIFFERENT FROM THE TEMPERATURE OF SAID MATERIAL, THEREBY MOVING SAID MATERIAL ONTO SAID CONDITIONING ZONE;
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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) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |