US2820835A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catalytic reactions of olefins
Assignee: Standard Oil Co
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Filing: 1955-08-18
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Granted: 1958-01-21
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Expires: 1975-08-18
Abstract
No abstract record available.
Inventors
- 👤 Edwin F Peters
- 👤 Bernard L Evering
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:38
CPC Classifications
C; C07; C07C; C07C2/00; C07C2/54; C07C2/56; C07C2/58; C07C2/62; C07C2521/00; C07C2521/02; C07C2521/04; C07C2523/00; C07C2523/70; C07C2523/76; C07C2523/84; C07C2523/85; C07C2523/88; C07C2523/882; C07C2527/00; C07C2527/06; C07C2527/08; C07C2527/12; C07C2527/1206
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
A PROCESS FOR SYNTHESIZING HYDROCARBONS WHICH COMPRISES CONTACTING A LIQUID MIXTURE OF AN OLEFIN HYDROCARBON BON AND A ISOPARAFFIN HYDROCARBON WITH A CATALYST CONSISTING ESSENTIALLY OF BETWEEN ABOUT 1 AND 10 PERCENT COBALT OXIDE, BETWEEN ABOUT 2 AND 15 PERCENT MOLYBDENUM OXIDE, BETWEEN ABOUT 2 AND 20 PERCENT HF, AND THE REMAINDER ESSENTIALLY ALUMINA, SAID CONTACTING BEING EFFECTED AT A TEMPERATURE BETWEEN ABOUT 150 AND 210*F. AND UNDER A PRESSURE OF BETWEEN ABOUT 50 AND 2000 P.S.I.G. AND WHICH IS SUFFICIENT TO MAINTAIN AT LEAST A SUBSTANTIALLY PORTION OF THE REACTANTS IN THE LIQUID PHASE.
Claim 2
Dependent Claim
95 words
A PROCESS FOR SYNTHESIZING HYDROCARBONS WHICH COMPRISES CONTACTING A LIQUID MIXTURE OF AN OLEFIN HYDROCARBON BON AND A ISOPARAFFIN HYDROCARBON WITH A CATALYST CONSISTING ESSENTIALLY OF BETWEEN ABOUT 1 AND 10 PERCENT COBALT OXIDE, BETWEEN ABOUT 2 AND 15 PERCENT MOLYBDENUM OXIDE, BETWEEN ABOUT 2 AND 20 PERCENT HF, AND THE REMAINDER ESSENTIALLY ALUMINA, SAID CONTACTING BEING EFFECTED AT A TEMPERATURE BETWEEN ABOUT 150 AND 210*F. AND UNDER A PRESSURE OF BETWEEN ABOUT 50 AND 2000 P.S.I.G. AND WHICH IS SUFFICIENT TO MAINTAIN AT LEAST A SUBSTANTIALLY PORTION OF THE REACTANTS IN THE LIQUID PHASE.
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) | 1961-01-20 | 1961-07-22 | 1962-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-01-20 | 1965-07-22 | 1966-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-01-20 | 1969-07-22 | 1970-01-21 | $7700.00 | Window Closed / Lapsed |