Patent US2586705A successfully refreshed from Google Patents.
US2586705A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for distributing solids in gases in catalytic apparatus
Assignee: Standard Oil Development Co
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Filing: 1948-02-14
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Granted: 1952-02-19
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Expires: 1968-02-14
Abstract
No abstract record available.
Inventors
- 👤 Jewell S Palmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:42
CPC Classifications
B; B01; B01J; B01J8/00; B01J8/0015
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
155 words
IN A CATALYST CRACKING APPARATUS INCLUDING A REACTION CHAMBER AND A REGENERATION CHAMBER AND A CONDUIT CONNECTION SAID REACTION CHAMBER TO SAID REGENERATION CHAMBER, A VERTICAL CONDUIT FROM SAID REACTION CHAMBER, A SECOND CONDUIT ATTACHED TO THE LOWER END OF SAID VERTICAL CONDUIT TRANSVERSE THE VERTICAL CONDUIT AND DEFINING A PASSAGE FROM SAID REACTION CHAMBER TO SAID REGENERATION CHAMBER, A PARTITION MEMBER IN SAID SECOND CONDUIT LOCATED AT A POINT BELOW THE POINT OF ATTACHMENT OF SAID VERTICAL CONDUIT TO SAID SECOND CONDIT, AND PARALLEL BAFFLE PLATES DEPENDING FROM SAID ATTACHED RIGIDLY TO SAID PARTITION MEMBER AND TO THE INNER WALLS OF SAID SECOND CONDUIT, SAID BAFFLE MEMBERS BEING ARRANGED IN STEP-LIKE FASHION WITH THE DOWNSTREAM END OF EACH BAFFLE MEMBER PROJECTING INTO SAID SECOND CONDUIT FURTHER THAN THE CORRESPONDING END OF THE BAFFLE MEMBER ABOVE IT AND EACH BAFFLE MEMBER FORMING AN ANGLE LESS THAN 180* BUT GREATER THAN 90* WITH SAID PARTITION MEMBER.
Claim 2
Dependent Claim
155 words
IN A CATALYST CRACKING APPARATUS INCLUDING A REACTION CHAMBER AND A REGENERATION CHAMBER AND A CONDUIT CONNECTION SAID REACTION CHAMBER TO SAID REGENERATION CHAMBER, A VERTICAL CONDUIT FROM SAID REACTION CHAMBER, A SECOND CONDUIT ATTACHED TO THE LOWER END OF SAID VERTICAL CONDUIT TRANSVERSE THE VERTICAL CONDUIT AND DEFINING A PASSAGE FROM SAID REACTION CHAMBER TO SAID REGENERATION CHAMBER, A PARTITION MEMBER IN SAID SECOND CONDUIT LOCATED AT A POINT BELOW THE POINT OF ATTACHMENT OF SAID VERTICAL CONDUIT TO SAID SECOND CONDIT, AND PARALLEL BAFFLE PLATES DEPENDING FROM SAID ATTACHED RIGIDLY TO SAID PARTITION MEMBER AND TO THE INNER WALLS OF SAID SECOND CONDUIT, SAID BAFFLE MEMBERS BEING ARRANGED IN STEP-LIKE FASHION WITH THE DOWNSTREAM END OF EACH BAFFLE MEMBER PROJECTING INTO SAID SECOND CONDUIT FURTHER THAN THE CORRESPONDING END OF THE BAFFLE MEMBER ABOVE IT AND EACH BAFFLE MEMBER FORMING AN ANGLE LESS THAN 180* BUT GREATER THAN 90* WITH SAID PARTITION MEMBER.
References Cited (Backward Citations)
GB141903A
Cited
US1697049A
Cited
US2380324A
Cited
US2421212A
Cited
US2416608A
Cited
US2407374A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-18 | 1955-08-20 | 1956-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-18 | 1959-08-20 | 1960-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-18 | 1963-08-20 | 1964-02-19 | $7700.00 | Window Closed / Lapsed |