US2838381A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Moving bed reactor
Assignee: Hydrocarbon Research Inc
•
Filing: 1953-04-01
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Granted: 1958-06-10
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Expires: 1973-04-01
Abstract
No abstract record available.
Inventors
- 👤 Ludlow S Daniels
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:12
CPC Classifications
B; B01; B01J; B01J8/00; B01J8/08; B01J8/12; B01J8/18; B01J8/1872
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
317 words
A REACTOR FOR CIRCULATING A MASS OF SOLID PARTICLES THERETHROUGH WHICH COMPRISES A VERTICALLY ELONGATED VESSEL HAVING A CLOSED TOP HEAD AND A PLURALITY OF TUBULAR LEGS IN FLUID COMMUNICATION WITH THE BOTTOM OF SAID VESSEL, AN OPEN CONDUIT DISPOSED IN EACH OF SAID LEGS AND EXTENDING UPWARDLY THROUGH SAID VESSEL TO A LEVEL SPACED BELOW SAID TOP HEAD, EACH SAID CONDUIT BEING FASTENED SOLELY BY ITS BOTTOM END TO THE BOTTOM END OF ITS RESPECTIVE LEG WITH ITS WALLS AND SAID BOTTOM END SPACED FROM THE WALLS AND BOTTOM END OF SAID RESPECTIVE LEG, A FLUID INLET DISPOSED IN THE BOTTOM END OF EACH SAID LEG AND DISCHARGING INTO THE BOTTOM END OF ITS RESPECTIVE CONDUIT, EACH SAID LEG AND ITS RESPECTIVE UPLIFT CONDUIT BEING CYLINDRICAL AND FORMING AN ANNULAR SPACE THEREBETWEEN, AN ANNULAR BOILER DISPOSED IN SAID ANNULAR SPACE, SAID BOILER HAVING A PLURALITY OF VERTICAL TUBES IN PARALLEL FOR THE FLOW OF SAID SOLID PARTICLES THERETHROUGH, SAID TUBES BEING SUPPORTED BY UPPER AND LOWER SPACED TUBE SHEETS, A FRUSTO-CONICAL BAFFLE DISPOSED IN EACH SAID LEG BELOW ITS RESPECTIVE BOILER SLOPING TOWARD ITS RESPECTIVE UPLIFT CONDUIT, SAID BAFFLE PROVIDING AN ANNULAR SPACE BELOW ITS RESPECTIVE BOILER FOR THE COLLECTION OF SAID SOLID PARTICLES AND ANOTHER ANNULAR SPACE BELOW SAID BAFFLE, THE INNER PERIPHERY OF SAID BAFFLE BEING POSITIONED ADJACENT THE BOTTOM END OF ITS RESPECTIVE UPLIFT CONDUIT, AN INLET FOR SUPPLYING A FLUID STREAM TO SAID ANNULAR SPACE BELOW SAID BAFFLE, AND A PLURALITY OF FLUIDCONVEYING HORIZONTAL DECKS AT SPACED LEVELS IN SAID VESSEL, EACH SAID DECK COMPRISING AT LEAST ONE BOX BEAM WITH ONE END THEREOF IN FLUID COMMUNICATION THROUGH A WALL OF SAID VESSEL WITH A FLUID PORT, AND A MULTIPLICITY OF PARALLEL RECTILINEAR CHANNELS SPACED FROM ONE ANOTHER AND DISPOSED AT SUBSTANTIALLY RIGHT ANGLES TO AND IN FLUID COMMUNICATION WITH SAID BOX BEAM, SAID CHANNELS BEING IN FLUID COMMUNICATION WITH SAID VESSEL.
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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) | 1961-06-09 | 1961-12-09 | 1962-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-09 | 1965-12-09 | 1966-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-09 | 1969-12-09 | 1970-06-10 | $7700.00 | Window Closed / Lapsed |