US2728642A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas-solids contacting apparatus
Assignee: TIDE WATER ASSOCIATED OIL Co
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Filing: 1952-06-09
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Granted: 1955-12-27
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Expires: 1972-06-09
Abstract
No abstract record available.
Inventors
- 👤 Cunningham Marion Douglas
- 👤 Benjamin G Jones
- 👤 Richard H Wulzen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:04
CPC Classifications
B; B01; B01J; B01J8/00; B01J8/005; B01J8/0055; B01J8/18; B01J8/24; B01J2208/00; B01J2208/00796; B01J2208/00823; B01J2208/00831; B01J2208/0084
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
AN APPARATUS ADAPTED FOR CONTACTING FINELY DIVIDED SOLIDS AND GASES, COMPRISING A VESSEL ADAPTED FOR CONTACTING GASEOUS FLUIDS AND SOLID PARTICLES AND ADAPTED TO CONTAIN A FLUIDIZED BED OF SOLID PARTICLES AND HAVING A TOP OUTLET GASEOUS FLUID A BOTTOM OUTLET FOR SAID SOLID PARTICLES, AN INLET CONDUIT PROVIDED WITH AN EXPANDING CONICAL MEMBER PROVIDED AT ITS UPPER END WITH A HORIZONTALLY EXTENDING PERFORATED PLATE ARRANGED IN THE LOWER PORTION OF SAID VESSEL A SERIES OF VERTICALLY EXTENDING STRIPPING CELLS ANNULARLY ARRANGED ADJACENT THE INNER WALL OF SAID VESSEL AND EXTENDING ABOVE AND BELOW AND IN SEALED RELATIONSHIP WITH SAID PLATE, AT LEAST ONE CYCLINE SEPARATOR LOCATED IN THE UPPER PORTION OF SAID VESSEL AND CONNECTED TO SAID TOP OUTLET ADAPTED TO REMOVE ENTRAINED SOLIDS FROM GASES ENTERING SAID TOP OUTLET AND
Claim 2
Independent Claim
132 words
AN APPARATUS ADAPTED FOR CONTACTING FINELY DIVIDED SOLIDS AND GASES, COMPRISING A VESSEL ADAPTED FOR CONTACTING GASEOUS FLUIDS AND SOLID PARTICLES AND ADAPTED TO CONTAIN A FLUIDIZED BED OF SOLID PARTICLES AND HAVING A TOP OUTLET GASEOUS FLUID A BOTTOM OUTLET FOR SAID SOLID PARTICLES, AN INLET CONDUIT PROVIDED WITH AN EXPANDING CONICAL MEMBER PROVIDED AT ITS UPPER END WITH A HORIZONTALLY EXTENDING PERFORATED PLATE ARRANGED IN THE LOWER PORTION OF SAID VESSEL A SERIES OF VERTICALLY EXTENDING STRIPPING CELLS ANNULARLY ARRANGED ADJACENT THE INNER WALL OF SAID VESSEL AND EXTENDING ABOVE AND BELOW AND IN SEALED RELATIONSHIP WITH SAID PLATE, AT LEAST ONE CYCLINE SEPARATOR LOCATED IN THE UPPER PORTION OF SAID VESSEL AND CONNECTED TO SAID TOP OUTLET ADAPTED TO REMOVE ENTRAINED SOLIDS FROM GASES ENTERING SAID TOP OUTLET AND
References Cited (Backward Citations)
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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) | 1958-12-26 | 1959-06-27 | 1959-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-26 | 1963-06-27 | 1963-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-26 | 1967-06-27 | 1967-12-27 | $7700.00 | Window Closed / Lapsed |