US2578377A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catalytic conversion of hydrocarbons with finely divided catalysts utilizing sonic vibrations
Assignee: Sinclair Refining Co
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Filing: 1947-06-24
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Granted: 1951-12-11
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Expires: 1967-06-24
Abstract
No abstract record available.
Inventors
- 👤 Smith Reading Barlow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 00:50
CPC Classifications
C; C10; C10G; C10G11/00; C10G11/14; C10G11/18; B; B01; B01J; B01J8/00; B01J8/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
IN A CATALYTIC PROCESS FOR THE CONVERSION OF HYDROCARBONS WHEREIN A SUSPENSION OF FINELY DIVIDED CATALYST IN THE HYDROCARBONS IS VAPOR PHASE AND UNDER CONVERSION CONDITIONS IS PASSED THROUGH A VERTICALLY ELONGATED REACTION ZONE, THE IMPROVEMENT WHICH COMPRISES PASSING SAID CATALYST AND VAPOR PHASE HYDROCARBONS THROUGH SAID REACTION ZONE IN A LONGITUDINAL DIRECTION AND SIMULTANEOUSLY SUBJECTING SAID CATALYST TO CONTINUOUSLY GENERATED SONIC WAVE VIBRATIONS OF THE TRAVELLING WAVE TYPE PROPAGATED IN A DIRECTION GENERALLY PERPENDICULAR TO SAID LONGITUDINAL DIRECTION.
Claim 2
Dependent Claim
79 words
IN A CATALYTIC PROCESS FOR THE CONVERSION OF HYDROCARBONS WHEREIN A SUSPENSION OF FINELY DIVIDED CATALYST IN THE HYDROCARBONS IS VAPOR PHASE AND UNDER CONVERSION CONDITIONS IS PASSED THROUGH A VERTICALLY ELONGATED REACTION ZONE, THE IMPROVEMENT WHICH COMPRISES PASSING SAID CATALYST AND VAPOR PHASE HYDROCARBONS THROUGH SAID REACTION ZONE IN A LONGITUDINAL DIRECTION AND SIMULTANEOUSLY SUBJECTING SAID CATALYST TO CONTINUOUSLY GENERATED SONIC WAVE VIBRATIONS OF THE TRAVELLING WAVE TYPE PROPAGATED IN A DIRECTION GENERALLY PERPENDICULAR TO SAID LONGITUDINAL DIRECTION.
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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) | 1954-12-10 | 1955-06-11 | 1955-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-10 | 1959-06-11 | 1959-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-10 | 1963-06-11 | 1963-12-11 | $7700.00 | Window Closed / Lapsed |