Patent US3113987A successfully refreshed from Google Patents.
US3113987A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alkylation
Assignee: Phillips Petroleum Co
•
Filing: 1960-06-27
•
Granted: 1963-12-10
•
Expires: 1980-06-27
Abstract
No abstract record available.
Inventors
- 👤 Jr Thomas Hutson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 19:56
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
155 words
A PROCESS FOR THE ALKYLATION OF A COMPOUND ALKYLATABLE WITH AN OLEFIN WHICH COMPRISES SEPARATING A MIXTURE OF OLEFINS INTO AT LEAST ONE OLEFIN WHICH WILL ALKYLATE SAID COMPOUND OPTIMALLY AT A FIRST TEMPERATURE IN THE PRESENCE OF A LIQUID CATALYST AND INTO ANOTHER OLEFIN WHICH WILL ALKYLATE SAID COMPOUND OPTIMALLY AT A SECOND DIFFERENT TEMPERATURE IN THE PRESENCE OF SAID CATALYST, PREPARING A FIRST ALKYLATION FEED COMPRISING SAID ONE OLEFIN AND SAID COMPOUND AND SUBJECTING SAID FIRST FEED IN A FIRST ZONE TO ALKYLATION CONDITIONS INCLUDING SAID FIRST TEMPERATURE, PREPARING A SECOND AKYLATION FEED COMPRISING SAID ANOTHER OLEFIN AND SAID COMPOUND AND SUBJECTING SAID SECOND FEED SEPARATELY AND APART FROM SAID FIRST FEED AND ALKYLATE RESULTING THEREFROM IN A SECOND ZONE TO ALKYLATION CONDITIONS INCLUDING SAID SECOND DIFFERENT TEMPERATURE, OBTAINING AND REMOVING FROM SAID FIRST AND SECOND ZONES, RESPECTIVELY, THE SEVERAL ALKYLATE CONTAINING EFFLUENTS ALSO CONTAINING SAID LIQUID CATALYST, PASSING SAID EFFLUENTS TO A
Claim 2
Dependent Claim
155 words
A PROCESS FOR THE ALKYLATION OF A COMPOUND ALKYLATABLE WITH AN OLEFIN WHICH COMPRISES SEPARATING A MIXTURE OF OLEFINS INTO AT LEAST ONE OLEFIN WHICH WILL ALKYLATE SAID COMPOUND OPTIMALLY AT A FIRST TEMPERATURE IN THE PRESENCE OF A LIQUID CATALYST AND INTO ANOTHER OLEFIN WHICH WILL ALKYLATE SAID COMPOUND OPTIMALLY AT A SECOND DIFFERENT TEMPERATURE IN THE PRESENCE OF SAID CATALYST, PREPARING A FIRST ALKYLATION FEED COMPRISING SAID ONE OLEFIN AND SAID COMPOUND AND SUBJECTING SAID FIRST FEED IN A FIRST ZONE TO ALKYLATION CONDITIONS INCLUDING SAID FIRST TEMPERATURE, PREPARING A SECOND AKYLATION FEED COMPRISING SAID ANOTHER OLEFIN AND SAID COMPOUND AND SUBJECTING SAID SECOND FEED SEPARATELY AND APART FROM SAID FIRST FEED AND ALKYLATE RESULTING THEREFROM IN A SECOND ZONE TO ALKYLATION CONDITIONS INCLUDING SAID SECOND DIFFERENT TEMPERATURE, OBTAINING AND REMOVING FROM SAID FIRST AND SECOND ZONES, RESPECTIVELY, THE SEVERAL ALKYLATE CONTAINING EFFLUENTS ALSO CONTAINING SAID LIQUID CATALYST, PASSING SAID EFFLUENTS TO A
References Cited (Backward Citations)
US2356374A
Cited
US2417251A
Cited
US2415717A
Cited
US2438852A
Cited
US2476750A
Cited
US2820073A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-09 | 1967-06-10 | 1967-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-09 | 1971-06-10 | 1971-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-09 | 1975-06-10 | 1975-12-10 | $7700.00 | Window Closed / Lapsed |