US2750434A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conversion of hydrocarbons
Assignee: Phillips Petroleum Co
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Filing: 1953-06-11
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Granted: 1956-06-12
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Expires: 1973-06-11
Abstract
No abstract record available.
Inventors
- 👤 Joseph C Krejci
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:14
CPC Classifications
C; C10; C10G; C10G9/00; C10G9/34; C10G9/36; C10G2400/00; C10G2400/20; Y; Y10; Y10S; Y10S585/00; Y10S585/919; Y10S585/921; Y10S585/922; Y10S585/924; Y10S585/925; Y10S585/949; Y10S585/955
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
A PROCESS WHICH COMPRISES PASSING A HYDROCARBON FEED AXIALLY INTO A PRECOMBUSTION ZONE; PASSING A COMBUSTIBLE MIXTURE COMPRISING A FUEL AND AN OXIDANT TANGENTIALLY INTO SAID PRECOMBUSTION ZONE; EFFECTING COMBUSTION OF SAID COMBUSTIBLE MIXTURE TO FORM COMBUSTION GASES TO BE CONTACTED WITH SAID HYDROCARBON FEED; PASSING SAID HYDROCARBON FEED, INITIALLY SURROUNDED BY A HELICALLY MOVING ANNULAR BLANKET OF SAID COMBUSTION GASES, INTO A REACTION ZONE; THEREIN REACTING SAID HYDROCARBON FEED, BY VIRTUE OF HEAT IMPARTED THERETO BY SAID COMBUSTION GASES, TO FORM, PREDOMINANTLY, UNSATURATED HYDROCARBONS; MAINTAINING THE REACTION TIME AT A VALUE NOT SUBSTANTIALLY GREATER THAN THAT DEFINED BY THE EQUATION
Claim 2
Dependent Claim
101 words
A PROCESS WHICH COMPRISES PASSING A HYDROCARBON FEED AXIALLY INTO A PRECOMBUSTION ZONE; PASSING A COMBUSTIBLE MIXTURE COMPRISING A FUEL AND AN OXIDANT TANGENTIALLY INTO SAID PRECOMBUSTION ZONE; EFFECTING COMBUSTION OF SAID COMBUSTIBLE MIXTURE TO FORM COMBUSTION GASES TO BE CONTACTED WITH SAID HYDROCARBON FEED; PASSING SAID HYDROCARBON FEED, INITIALLY SURROUNDED BY A HELICALLY MOVING ANNULAR BLANKET OF SAID COMBUSTION GASES, INTO A REACTION ZONE; THEREIN REACTING SAID HYDROCARBON FEED, BY VIRTUE OF HEAT IMPARTED THERETO BY SAID COMBUSTION GASES, TO FORM, PREDOMINANTLY, UNSATURATED HYDROCARBONS; MAINTAINING THE REACTION TIME AT A VALUE NOT SUBSTANTIALLY GREATER THAN THAT DEFINED BY THE EQUATION
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) | 1959-06-12 | 1959-12-12 | 1960-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-12 | 1963-12-12 | 1964-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-12 | 1967-12-12 | 1968-06-12 | $7700.00 | Window Closed / Lapsed |