Patent US2512489A successfully refreshed from Google Patents.
Patent US2593495A successfully refreshed from Google Patents.
US2593495A
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Art of applying an atomized hydrocarbon mixture to contact material during passage thereof through a reaction zone
Assignee: Houdry Process Corp
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Filing: 1946-11-01
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Granted: 1952-04-22
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Expires: 1966-11-01
Abstract
No abstract record available.
Inventors
- 👤 Hans G Shimp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:50
CPC Classifications
C; C10; C10G; C10G11/00; C10G11/14; C10G11/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
IN A PROCESS WHEREIN HYDROCARBON MATERIAL UNDERGOES REACTION IN THE PRESENCE OF CONTACT MATERIAL, THE STEPS WHICH COMPRISE ADMITTING CONTACT MATERIAL AT REACTION TEMPERATURE TO A REACTION ZONE FOR DOWNWARD PASSAGE THERETHROUGH UNDER THE INFLUENCE OF GRAVITY, CAUSING AT LEAST A SUBSTANTIAL PART OF THE CONTACT MATERIAL, WHILE FOLLOWING A CIRCUMFERENTIALLY COMPLETE PATH, TO DIVERGE FROM THE LONGITUDINAL AXIS OF SAID REACTION ZONE, CAUSING THE LAST NAMED CONTACT MATERIAL, AFTER DIVERGENCE THEREOF HAS CEASED, TO GRAVITATE TOWARD SAID LONGITUDINAL AXIS OF THE REACTION ZONE AS A LAYER OF CONTACT MATERIAL, AND
Claim 2
Dependent Claim
91 words
IN A PROCESS WHEREIN HYDROCARBON MATERIAL UNDERGOES REACTION IN THE PRESENCE OF CONTACT MATERIAL, THE STEPS WHICH COMPRISE ADMITTING CONTACT MATERIAL AT REACTION TEMPERATURE TO A REACTION ZONE FOR DOWNWARD PASSAGE THERETHROUGH UNDER THE INFLUENCE OF GRAVITY, CAUSING AT LEAST A SUBSTANTIAL PART OF THE CONTACT MATERIAL, WHILE FOLLOWING A CIRCUMFERENTIALLY COMPLETE PATH, TO DIVERGE FROM THE LONGITUDINAL AXIS OF SAID REACTION ZONE, CAUSING THE LAST NAMED CONTACT MATERIAL, AFTER DIVERGENCE THEREOF HAS CEASED, TO GRAVITATE TOWARD SAID LONGITUDINAL AXIS OF THE REACTION ZONE AS A LAYER OF CONTACT MATERIAL, AND
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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) | 1955-04-22 | 1955-10-22 | 1956-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-22 | 1959-10-22 | 1960-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-22 | 1963-10-22 | 1964-04-22 | $7700.00 | Window Closed / Lapsed |