US3298792A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for improved fluidized beds and reactors containing same
Assignee: Montedison SpA
•
Filing: 1965-09-22
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Granted: 1967-01-17
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Expires: 1985-09-22
Abstract
No abstract record available.
Inventors
- 👤 Drusco Giovanni Di
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:36
CPC Classifications
B; B01; B01J; B01J8/00; B01J8/18; B01J8/24; B01J8/44; B01F; B01F33/00; B01F33/40; B01F33/402; B01J8/08; B01J8/10; B01J8/38; B01J8/382; C; C08; C08F; C08F10/00; B01J2219/00; B01J2219/19; B01J2219/194; B01J2219/1941; B01J2219/1946; Y; Y10; Y10S; Y10S159/00; Y10S159/03; Y10S526/00; Y10S526/901
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
207 words
A DISTRIBUTOR DEVICE FOR ESTABLISHING A FLUIDIZED BED WHICH COMPRISES COAXIAL ALTERNATING FIXED AND MOBILE DISKS SPACED APART FROM EACH OTHER ON A VERTICAL AXIS, THE OUTER DIAMETERS OF ADJACENT DISKS DECREASING IN AN UPWARD DIRECTION ALONG SAID VERTICAL AXIS, SAID MOBILE DISKS COMPRISING A FLAT-ANNULAR PORTION HAVING AT THE INNER END THEREOF AN UPWARDLY DIRECTED VERTICAL SIDE, SAID FIXED DISKS COMPRISING A FLAT-ANNULAR PORTION HAVING AN UPWARDLY DIRECTED VERTICAL SIDE AT THE INNER END THEREOF AND A DOWNWARDLY DIRECTED VERTICAL SIDE AT THE OUTER END THEREOF, THE FLAT-ANNULAR PORTION OF GIVEN FIXED DISK BEING WIDER THAN THE FLAT-ANNULAR PORTION OF THE THE MOBILE DISK IMMEDIATELY THEREABOVE, A PORTION OF THE OUTER VERTICAL SIDE OF FIXED DISK EXTERIORLY OVERLAPPING THE VERTICAL SIDE OF THE MOBILE DISK IMMEDIATELY THEREBENEATH AND A PORTION OF THE INNER VERTICAL SIDE OF A FIXED DISK INTERIORLY OVERLAPPING THE VERTICAL SIDE OF THE MOBILE DISK IMMEDIATELY THEREABOVE, SAID DISKS THEREBY FORMING A SERIES OF COAXIAL CHANNELS HAVING A SUBSTANTIALLY VERTICAL PORTION, AND MEANS ASSOCIATED WITH SAID MOBILE DISKS FOR ROTATING SAID MOBILE DISKS ABOUT SAID VERTICAL AXIS WHEREBY THE RELATIVE MOVEMENT BETWEEN SAID MOBILE DISKS AND SAID FIXED DKSKS PREVENTS OBSTRUCTION OF SAID CHANNELS BY SOLID PARTICLES DURING OPERATION OF SAID DISTRIBUTOR DEVICE.
Claim 2
Dependent Claim
207 words
A DISTRIBUTOR DEVICE FOR ESTABLISHING A FLUIDIZED BED WHICH COMPRISES COAXIAL ALTERNATING FIXED AND MOBILE DISKS SPACED APART FROM EACH OTHER ON A VERTICAL AXIS, THE OUTER DIAMETERS OF ADJACENT DISKS DECREASING IN AN UPWARD DIRECTION ALONG SAID VERTICAL AXIS, SAID MOBILE DISKS COMPRISING A FLAT-ANNULAR PORTION HAVING AT THE INNER END THEREOF AN UPWARDLY DIRECTED VERTICAL SIDE, SAID FIXED DISKS COMPRISING A FLAT-ANNULAR PORTION HAVING AN UPWARDLY DIRECTED VERTICAL SIDE AT THE INNER END THEREOF AND A DOWNWARDLY DIRECTED VERTICAL SIDE AT THE OUTER END THEREOF, THE FLAT-ANNULAR PORTION OF GIVEN FIXED DISK BEING WIDER THAN THE FLAT-ANNULAR PORTION OF THE THE MOBILE DISK IMMEDIATELY THEREABOVE, A PORTION OF THE OUTER VERTICAL SIDE OF FIXED DISK EXTERIORLY OVERLAPPING THE VERTICAL SIDE OF THE MOBILE DISK IMMEDIATELY THEREBENEATH AND A PORTION OF THE INNER VERTICAL SIDE OF A FIXED DISK INTERIORLY OVERLAPPING THE VERTICAL SIDE OF THE MOBILE DISK IMMEDIATELY THEREABOVE, SAID DISKS THEREBY FORMING A SERIES OF COAXIAL CHANNELS HAVING A SUBSTANTIALLY VERTICAL PORTION, AND MEANS ASSOCIATED WITH SAID MOBILE DISKS FOR ROTATING SAID MOBILE DISKS ABOUT SAID VERTICAL AXIS WHEREBY THE RELATIVE MOVEMENT BETWEEN SAID MOBILE DISKS AND SAID FIXED DKSKS PREVENTS OBSTRUCTION OF SAID CHANNELS BY SOLID PARTICLES DURING OPERATION OF SAID DISTRIBUTOR DEVICE.
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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) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |