Patent US2604384A successfully refreshed from Google Patents.
US2604384A
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Apparatus for regenerating a fluidized catalyst
Assignee: Shell Development Co
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Filing: 1949-10-31
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Granted: 1952-07-22
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Expires: 1969-10-31
Abstract
No abstract record available.
Inventors
- 👤 Lawson E Border
- 👤 Richard P Trainer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:12
CPC Classifications
B; B01; B01J; B01J8/00; B01J8/18; B01J8/24; B01J8/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
AN APPARATUS FOR THE REGENERATION OF CONTAMINTED POWDERED CONTACT AGENTS WHICH COMPRISES A VERTICAL REGENERATOR SHELL CLOSED AT THE TOP AND BOTTOM, A DEPENDING PARTITION MEMBER EXTENDING FROM THE TOP TO A POINT SHORT OF THE BOTTOM, OUTLETS FOR GASEOUS FLUID ON EACH SIDE OF SAID PARTITION MEMBER AT THE TOP, INLET FOR CONTAMINATED POWDER NEAR THE TOP ON ONE SIDE OF SAID PARTITION MEMEBER, AN OUTLET FOR REGENERATED POWDER NEAR THE TOP ON THE OTHER SIDE OF SAID PARTITION MEMBER, A PLURALITY OF INCLINED CONDUITS EXTENDING THROUGH SAID PARTITION MEMBER, A PLURALITY OF GAS JETS IN COOPERATIVE RELATIONSHIP TO THE LOWER ENDS OF SAID INCLINED CONDUITS, AND GAS DISTRIBUTING MEANS NEAR THE BOTTOM ON EITHER SIDE OF SAID PARTITION MEMBER.
Claim 2
Independent Claim
121 words
AN APPARATUS FOR THE REGENERATION OF CONTAMINTED POWDERED CONTACT AGENTS WHICH COMPRISES A VERTICAL REGENERATOR SHELL CLOSED AT THE TOP AND BOTTOM, A DEPENDING PARTITION MEMBER EXTENDING FROM THE TOP TO A POINT SHORT OF THE BOTTOM, OUTLETS FOR GASEOUS FLUID ON EACH SIDE OF SAID PARTITION MEMBER AT THE TOP, INLET FOR CONTAMINATED POWDER NEAR THE TOP ON ONE SIDE OF SAID PARTITION MEMEBER, AN OUTLET FOR REGENERATED POWDER NEAR THE TOP ON THE OTHER SIDE OF SAID PARTITION MEMBER, A PLURALITY OF INCLINED CONDUITS EXTENDING THROUGH SAID PARTITION MEMBER, A PLURALITY OF GAS JETS IN COOPERATIVE RELATIONSHIP TO THE LOWER ENDS OF SAID INCLINED CONDUITS, AND GAS DISTRIBUTING MEANS NEAR THE BOTTOM ON EITHER SIDE OF SAID PARTITION MEMBER.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-22 | 1956-01-21 | 1956-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-22 | 1960-01-21 | 1960-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-22 | 1964-01-21 | 1964-07-22 | $7700.00 | Window Closed / Lapsed |