US3228467A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for recovering hydrocarbons from an underground formation
Assignee: Texaco Inc
•
Filing: 1963-04-30
•
Granted: 1966-01-11
•
Expires: 1983-04-30
Abstract
No abstract record available.
Inventors
- 👤 Warren G Schlinger
- 👤 Bank The Security Fir National
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:31
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/34; E21B43/40; E21B43/16; E21B43/164; Y; Y02; Y02P; Y02P90/00; Y02P90/70
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
METHOD OF CONVERTING PETROLEUM INTO PRODUCT STREAMS WHICH COMPRISES SUBJECTING AN ADMIXTURE OF PETROLEUM AND HYDROGEN TO HYDROCONVERSION AT AN ELEVATED TEMPEATRUE AND PRESSURE TO FORM A HYDROCONVERSION EFFLUENT COMPRISING NORMALLY GASEOUS AND NORMALLY LIQUID HYDROCARBONS, SEPARATING THE NORMALLY GASEOUS HYDROCARBONS FROM SAID EFLUENT AS A FIRST PRODUCT STREAM, SUBJECTING A PORTION OF THE NORMALLY LIQUID HYDROCARBONS IN THE HYDROCONVERSION EFFLUENT TO PARTIAL COMBUSTION UNDER CONDITIONS TO FORM A HYDROGEN-CARBON MONOXIDE COMBUSTION EFFLUENT, SHIFT CONVERTING THE RESULTING PARTIAL COMBUSTION EFFLUENT TO FORM A SHIFT CONVERSION EFFLUENT COMPRISING HYDROGEN AND CARBON DIOXIDE, AND SEPARATING A GAS STREAM CONSISTING ESSENTIALLY OF CARBON DIOXIDE THEREFROM AS A SECOND PRODUCT STREAM AND COMBINING SAID SEPARATED STREAMS TO FORM A COMBINED STREAM.
Claim 2
Dependent Claim
117 words
METHOD OF CONVERTING PETROLEUM INTO PRODUCT STREAMS WHICH COMPRISES SUBJECTING AN ADMIXTURE OF PETROLEUM AND HYDROGEN TO HYDROCONVERSION AT AN ELEVATED TEMPEATRUE AND PRESSURE TO FORM A HYDROCONVERSION EFFLUENT COMPRISING NORMALLY GASEOUS AND NORMALLY LIQUID HYDROCARBONS, SEPARATING THE NORMALLY GASEOUS HYDROCARBONS FROM SAID EFLUENT AS A FIRST PRODUCT STREAM, SUBJECTING A PORTION OF THE NORMALLY LIQUID HYDROCARBONS IN THE HYDROCONVERSION EFFLUENT TO PARTIAL COMBUSTION UNDER CONDITIONS TO FORM A HYDROGEN-CARBON MONOXIDE COMBUSTION EFFLUENT, SHIFT CONVERTING THE RESULTING PARTIAL COMBUSTION EFFLUENT TO FORM A SHIFT CONVERSION EFFLUENT COMPRISING HYDROGEN AND CARBON DIOXIDE, AND SEPARATING A GAS STREAM CONSISTING ESSENTIALLY OF CARBON DIOXIDE THEREFROM AS A SECOND PRODUCT STREAM AND COMBINING SAID SEPARATED STREAMS TO FORM A COMBINED STREAM.
References Cited (Backward Citations)
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US2880801A
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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) | 1969-01-10 | 1969-07-12 | 1970-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-10 | 1973-07-12 | 1974-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-10 | 1977-07-12 | 1978-01-11 | $7700.00 | Window Closed / Lapsed |