US2507523A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conversion of hydrocarbons
Assignee: Houdry Process Corp
•
Filing: 1946-08-31
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Granted: 1950-05-16
•
Expires: 1966-08-31
Abstract
No abstract record available.
Inventors
- 👤 Eugene J Houdry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:12
CPC Classifications
C; C10; C10G; C10G9/00; C10G9/34; C10G9/36; C10G11/00; C10G9/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
IN THE CONVERSION OF ALL OF A HEAVY HYDROCARBON FRACTION CONTAINING TARRY OR ASPHALTIC MATERIAL TO VOLATILE HYDROCARBON PRODUCTS AND COKE, THE PROCESS WHICH COMPRISES ELEVATING THE TEMPERATURE OF CONTACT MATERIAL WHICH IS SUBSTANTIALLY INERT CATALYTICALLY INTO A RANGE WHICH IS EFFECTIVE A CHARGE OF SAID HEAVY HYDROCARBON FRACTION, WHILE AT LEAST PARTIALLY IN THE LIQUID PHASE, WITH CRACKED HYDROCARBON VAPORS HAVING A TEMPERATURE HIGHER THAN THAT OF SAID CHARGE AND PRODUCED AS DESCRIBED BELOW TO OBTAIN A MIXTURE HAVING TEMPERATURE ABOVE 750*F. BUT LOWER THAN THAT OF THE CONTACT MATERIAL AS ELEVATED IN TEMPERATURE, CONTACTING SAID MIXTURE WITH SAID INERT CONTACT MATERIAL AS ELEVATED IN TEMPERATURE AND WHILE DISPOSED IN A VAPORIZING AND VISCOSITYBREAKING ZONE TO THEREBY VAPORIZE THE CHARGE IN
Claim 2
Dependent Claim
122 words
IN THE CONVERSION OF ALL OF A HEAVY HYDROCARBON FRACTION CONTAINING TARRY OR ASPHALTIC MATERIAL TO VOLATILE HYDROCARBON PRODUCTS AND COKE, THE PROCESS WHICH COMPRISES ELEVATING THE TEMPERATURE OF CONTACT MATERIAL WHICH IS SUBSTANTIALLY INERT CATALYTICALLY INTO A RANGE WHICH IS EFFECTIVE A CHARGE OF SAID HEAVY HYDROCARBON FRACTION, WHILE AT LEAST PARTIALLY IN THE LIQUID PHASE, WITH CRACKED HYDROCARBON VAPORS HAVING A TEMPERATURE HIGHER THAN THAT OF SAID CHARGE AND PRODUCED AS DESCRIBED BELOW TO OBTAIN A MIXTURE HAVING TEMPERATURE ABOVE 750*F. BUT LOWER THAN THAT OF THE CONTACT MATERIAL AS ELEVATED IN TEMPERATURE, CONTACTING SAID MIXTURE WITH SAID INERT CONTACT MATERIAL AS ELEVATED IN TEMPERATURE AND WHILE DISPOSED IN A VAPORIZING AND VISCOSITYBREAKING ZONE TO THEREBY VAPORIZE THE CHARGE IN
References Cited (Backward Citations)
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US2235639A
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US2282451A
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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) | 1953-05-15 | 1953-11-14 | 1954-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-15 | 1957-11-14 | 1958-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-15 | 1961-11-14 | 1962-05-16 | $7700.00 | Window Closed / Lapsed |