US2502015A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of alkylating isoparaffins with 2-olefins
Assignee: Phillips Petroleum Co
•
Filing: 1942-12-04
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Granted: 1950-03-28
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Expires: 1962-12-04
Abstract
No abstract record available.
Inventors
- 👤 Maryan P Matuszak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:04
CPC Classifications
C; C10; C10G; C10G50/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
IN A PROCESS OF PRODUCING MOTOR FUEL FROM AN ISOPARAFFIN AND A MIXTURE OF 1- AND 2-OLEFINS IN WHICH THE 1-OLEFIN IS AT LEAST IN PART ISOMERIZED TO 2-OLEFIN BY THE ACTION OF A LIQUID ISOMERIZATION CATALYST AND THE ISOPARAFFIN IS ALKYLATED WITH THE 2-OLEFIN IN THE PRESENCE OF CONCENTRATED HYDROFLUORIC ACID, THE IMPROVEMENT WHICH COM-D HYPRISES USING AS THE LIQUID ISOMERIZATION CATALYST AQUEOUS HYDROFLUORIC ACID CONTAINING BETWEEN 50 AND 80 PER CENT HYDROGEN FLUORIDE BY WEIGHT.
Claim 2
Dependent Claim
77 words
IN A PROCESS OF PRODUCING MOTOR FUEL FROM AN ISOPARAFFIN AND A MIXTURE OF 1- AND 2-OLEFINS IN WHICH THE 1-OLEFIN IS AT LEAST IN PART ISOMERIZED TO 2-OLEFIN BY THE ACTION OF A LIQUID ISOMERIZATION CATALYST AND THE ISOPARAFFIN IS ALKYLATED WITH THE 2-OLEFIN IN THE PRESENCE OF CONCENTRATED HYDROFLUORIC ACID, THE IMPROVEMENT WHICH COM-D HYPRISES USING AS THE LIQUID ISOMERIZATION CATALYST AQUEOUS HYDROFLUORIC ACID CONTAINING BETWEEN 50 AND 80 PER CENT HYDROGEN FLUORIDE BY WEIGHT.
References Cited (Backward Citations)
US1914674A
Cited
US2128971A
Cited
US2267730A
Cited
US2327926A
Cited
US2227559A
Cited
US2335704A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-03-27 | 1953-09-26 | 1954-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-27 | 1957-09-26 | 1958-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-27 | 1961-09-26 | 1962-03-28 | $7700.00 | Window Closed / Lapsed |