US3220118A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Systems for treating agglomerated products
Assignee: General American Transportation Corp
•
Filing: 1962-09-24
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Granted: 1965-11-30
•
Expires: 1982-09-24
Abstract
No abstract record available.
Inventors
- 👤 Isch-Wall Maxime
- 👤 Ausset Claude
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:33
CPC Classifications
B; B01; B01J; B01J8/00; B01J8/0015; B01J8/002; F; F26; F26B; F26B3/00; F26B3/02; F26B3/06; F26B3/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
222 words
A SYSTEM FOR TREATING AN AGGLOMERATED PRODUCT COMPRISING STRUCTURE DEFINING AN UPSTANDING CHAMBER ADAPTED TO CONTAIN A MASS OF PARTICULATED PRODUCT, MEANS FOR PASSING A MAIN STREAM OF GAS INTO THE BOTTOM OF SAID CHAMBER AND UPWARDLY THERETHROUGH AND OUT OF THE TOP OF SAID CHAMBER AT A VELOCITY TO FORM AND TO MAINTAIN IN A FLUIDIZED BED THE MASS OF PARTICULATED PRODUCT CONTAINED IN SAID CHAMBER, AN ELONGATED TUBULAR CASING HAVING AN INNER END COOPERATING WITH AN OPENING PROVIDED IN SAID STRUCTURE AND SEALED TO SAID STRUCTURE AND COMMUNICATNG WITH SAID CHAMBER INTERMEDIATE THE BOTTOM AND THE TOP THEREOF, A HOPPER COMMUNICATING WITH THE OUTER END OF SAID CASING AND ADAPTED TO RECEIVE AGGLOMERATED PRODUCT TO BE TREATED, AN ELONGATED SHAFT ARRANGED IN SAID CASING AND MOUNTED FOR ROTATION ABOUT ITS OWN AXIS, THE INNER END OF SAID SHAFT BEING DISPOSED IN THE INNER END OF SAID CASING, A PLURALITY OF SETS OF ARMS ARRANGED IN THE INNER END OF SAID CASING AND CARRIED BY SAID SHAFT AND ROTATABLE THEREWITH, SAID SETS OF ARMS BEING DISPOSED IN LONGITUDINALLY SPACED-APART RELATION ON THE INNER END OF SAID SHAFT, EACH OF SAID SETS OF ARMS INCLUDING A PLURALITY OF INDIVIDUAL RADIALLY EXTENDING ARMS DISPOSED IN ANGULAR SPACED-APART RELATION, THE OUTER ENDS OF THE ARMS IN EACH OF SAID SETS BEING SPACED RADIALLY IN-
Claim 2
Independent Claim
222 words
A SYSTEM FOR TREATING AN AGGLOMERATED PRODUCT COMPRISING STRUCTURE DEFINING AN UPSTANDING CHAMBER ADAPTED TO CONTAIN A MASS OF PARTICULATED PRODUCT, MEANS FOR PASSING A MAIN STREAM OF GAS INTO THE BOTTOM OF SAID CHAMBER AND UPWARDLY THERETHROUGH AND OUT OF THE TOP OF SAID CHAMBER AT A VELOCITY TO FORM AND TO MAINTAIN IN A FLUIDIZED BED THE MASS OF PARTICULATED PRODUCT CONTAINED IN SAID CHAMBER, AN ELONGATED TUBULAR CASING HAVING AN INNER END COOPERATING WITH AN OPENING PROVIDED IN SAID STRUCTURE AND SEALED TO SAID STRUCTURE AND COMMUNICATNG WITH SAID CHAMBER INTERMEDIATE THE BOTTOM AND THE TOP THEREOF, A HOPPER COMMUNICATING WITH THE OUTER END OF SAID CASING AND ADAPTED TO RECEIVE AGGLOMERATED PRODUCT TO BE TREATED, AN ELONGATED SHAFT ARRANGED IN SAID CASING AND MOUNTED FOR ROTATION ABOUT ITS OWN AXIS, THE INNER END OF SAID SHAFT BEING DISPOSED IN THE INNER END OF SAID CASING, A PLURALITY OF SETS OF ARMS ARRANGED IN THE INNER END OF SAID CASING AND CARRIED BY SAID SHAFT AND ROTATABLE THEREWITH, SAID SETS OF ARMS BEING DISPOSED IN LONGITUDINALLY SPACED-APART RELATION ON THE INNER END OF SAID SHAFT, EACH OF SAID SETS OF ARMS INCLUDING A PLURALITY OF INDIVIDUAL RADIALLY EXTENDING ARMS DISPOSED IN ANGULAR SPACED-APART RELATION, THE OUTER ENDS OF THE ARMS IN EACH OF SAID SETS BEING SPACED RADIALLY IN-
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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) | 1968-11-29 | 1969-05-31 | 1969-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-29 | 1973-05-31 | 1973-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-29 | 1977-05-31 | 1977-11-30 | $7700.00 | Window Closed / Lapsed |