Patent US2507764A successfully refreshed from Google Patents.
US2507764A
Expired / Lapsed
US
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Conversion of acid-soluble oils
Assignee: Phillips Petroleum Co
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Filing: 1946-03-18
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Granted: 1950-05-16
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Expires: 1966-03-18
Abstract
No abstract record available.
Inventors
- 👤 Paul H Carnell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:31
CPC Classifications
C; C07; C07C; C07C2/00; C07C2/54; C07C2/56; C07C2/58; C07C2/62; C07C2527/00; C07C2527/06; C07C2527/08; C07C2527/12; C07C2527/1206
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
A PROCESS FOR THE CONVERSION OF AN ACIDSOLUBLE OIL OBTAINED FROM THE ACID PHASE OF A PROCESS FOR THE ALKYLATION OF AN ISOPARAFFIN WITH AN OLEFIN IN THE PRESENCE OF HYDROFLUORIC ACID AS A CATALYST, WHICH COMPRISES PRIMARILY ALKYLATING AN ISOPARAFFIN WITH SAID ACID SOLUBLE OIL HAVING AN A.P.I. GRAVITY BETWEEN ABOUT 15 AND ABOUT 30, AN IODINE NUMBER BETWEEN ABOUT 100 AND ABOUT 175 AND A 10-90 VOLUME PER CENT BOILING RANGE BETWEEN ABOUT 300 AND 1000*F. IN THE PRESENCE OF HYDROFLUORIC ACID AS THE CATALYST AND IN THE SUBSTANTIAL ABSENCE OF LOW-BOILING OLEFINS AT A TEMPERATURE BETWEEN 150 AND 400*F. UNDER ALKYLATION AND DISPROPORTIONATION CONDITIONS SUCH THAT A GASOLINE FRACTION COMPRISING PARAFFINIC HYDROCARBONS BOILING IN THE GASOLINE RANGE AND A LUBRICATING OIL FRACTION ARE PRODUCED, AND RECOVERING SAID GASOLINE FRACTION AND SAID LUBRICATING OIL FRACTION AS PRODUCTS OF THE PROCESS.
Claim 2
Dependent Claim
142 words
A PROCESS FOR THE CONVERSION OF AN ACIDSOLUBLE OIL OBTAINED FROM THE ACID PHASE OF A PROCESS FOR THE ALKYLATION OF AN ISOPARAFFIN WITH AN OLEFIN IN THE PRESENCE OF HYDROFLUORIC ACID AS A CATALYST, WHICH COMPRISES PRIMARILY ALKYLATING AN ISOPARAFFIN WITH SAID ACID SOLUBLE OIL HAVING AN A.P.I. GRAVITY BETWEEN ABOUT 15 AND ABOUT 30, AN IODINE NUMBER BETWEEN ABOUT 100 AND ABOUT 175 AND A 10-90 VOLUME PER CENT BOILING RANGE BETWEEN ABOUT 300 AND 1000*F. IN THE PRESENCE OF HYDROFLUORIC ACID AS THE CATALYST AND IN THE SUBSTANTIAL ABSENCE OF LOW-BOILING OLEFINS AT A TEMPERATURE BETWEEN 150 AND 400*F. UNDER ALKYLATION AND DISPROPORTIONATION CONDITIONS SUCH THAT A GASOLINE FRACTION COMPRISING PARAFFINIC HYDROCARBONS BOILING IN THE GASOLINE RANGE AND A LUBRICATING OIL FRACTION ARE PRODUCED, AND RECOVERING SAID GASOLINE FRACTION AND SAID LUBRICATING OIL FRACTION AS PRODUCTS OF THE PROCESS.
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) | 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 |