Patent US3109038A successfully refreshed from Google Patents.
US3109038A
Expired / Lapsed
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Catalytic alkylation of aromatics with paraffins
Assignee: Phillips Petroleum Co
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Filing: 1960-09-06
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Granted: 1963-10-29
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Expires: 1980-09-06
Abstract
No abstract record available.
Inventors
- 👤 John W Myers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:24
CPC Classifications
C; C07; C07C; C07C2/00; C07C2/76; C07C2521/00; C07C2521/02; C07C2521/04; C07C2523/00; C07C2523/38; C07C2523/40; C07C2523/42; C07C2523/44; C07C2523/46; C07C2523/70; C07C2523/74; C07C2523/75; C07C2523/755; C07C2527/00; C07C2527/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A METHOD FOR ADDING AN ALKYL GROUP TO AN AROMATIC HYDROCARBON WHICH COMPRISES SUBJECTING A FEED CONSISTING ESSENTIALLY OF AT LEAST ONE AROMATIC TO BE ALKYLATED AND AT LEAST ONE PARAFFIN SELECTED FROM THE GROUP CONSISTING OF ETHANE, PROPANE, AND BUTANE TO A REACTING TEMPERATURE IN THE RANGE OF ABOUT 400* F. TO ABOUT 900* F., AT A PRESSURE IN THE RANGE OF ABOUT 0 TO ABOUT 5,000 P.S.I.G., AT A LIQUID HOURLY SPACE VELOCITY IN THE RANGE OF ABOUT 0.1 TO ABOUT 10, AND IN THE PRESENCE OF A CATALYST OF AT LEAST ONE ELEMENT SELECTED FROM THE GROUP CONSISTING OF PALLADIUM, PLATINUM, RHODIUM, IRIDIUM, NICKEL AND COBALT ON AN ACID SUPPORT, TO FORM ALKYL SUBSTITUTED DERIVATIVES, AND SEPARATING FROM THE PROCESS THE ALKYL SUBSTITUTED DERIVATIVES SO PRODUCED.
Claim 2
Independent Claim
129 words
A METHOD FOR ADDING AN ALKYL GROUP TO AN AROMATIC HYDROCARBON WHICH COMPRISES SUBJECTING A FEED CONSISTING ESSENTIALLY OF AT LEAST ONE AROMATIC TO BE ALKYLATED AND AT LEAST ONE PARAFFIN SELECTED FROM THE GROUP CONSISTING OF ETHANE, PROPANE, AND BUTANE TO A REACTING TEMPERATURE IN THE RANGE OF ABOUT 400* F. TO ABOUT 900* F., AT A PRESSURE IN THE RANGE OF ABOUT 0 TO ABOUT 5,000 P.S.I.G., AT A LIQUID HOURLY SPACE VELOCITY IN THE RANGE OF ABOUT 0.1 TO ABOUT 10, AND IN THE PRESENCE OF A CATALYST OF AT LEAST ONE ELEMENT SELECTED FROM THE GROUP CONSISTING OF PALLADIUM, PLATINUM, RHODIUM, IRIDIUM, NICKEL AND COBALT ON AN ACID SUPPORT, TO FORM ALKYL SUBSTITUTED DERIVATIVES, AND SEPARATING FROM THE PROCESS THE ALKYL SUBSTITUTED DERIVATIVES SO PRODUCED.
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) | 1966-10-28 | 1967-04-29 | 1967-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-28 | 1971-04-29 | 1971-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-28 | 1975-04-29 | 1975-10-29 | $7700.00 | Window Closed / Lapsed |