Patent US3574143A successfully refreshed from Google Patents.
Patent US3248444A successfully refreshed from Google Patents.
US3248444A
Expired / Lapsed
US
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Hydrocarbon conversion process and catalyst therefor
Assignee: Universal Oil Products Co
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Filing: 1965-02-26
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Granted: 1966-04-26
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Expires: 1985-02-26
Abstract
No abstract record available.
Inventors
- 👤 William G Nixon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:56
CPC Classifications
C; C07; C07C; C07C2/00; C07C2/54; C07C2/64; C07C2/66; C07C2521/00; C07C2521/02; C07C2521/04; C07C2527/00; C07C2527/02; C07C2527/03; C07C2527/053; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/582
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A CONVERSION PROCESS FOR THE POSITION ALKYLATION OF AN ALKYLATABLE AROMATIC COMPOUND WHICH COMPRISES REACTING SAID COMPOUND WITH AN OLEFIN-ACTING COMPOUND AT A TEMPERATURE IN THE RANGE OF FROM ABOUT 0**0 TO ABOUT 250*C. AND AT A PRESSURE IN THE RANGE OF FROM ABOUT ATMOSPHERIC TO ABOUT 200 ATMOSPHERES IN THE PRESENCE OF A CATALYTIC COMPOSITE CONSISTING ESSENTIALLY OF A SULFURAND OXYGEN CONTAINING COMPOUND SELECTED FROM THE GROUP CONSISTING OF SULFATES OF ALUMINUM, NICKEL, CHROMIUM, MOLYBDENUM, TUNGSTEN, COBALT AND IRON AND SULFITES OF NICKEL, CHROMIUM, COBALT AND IRON CHEMICALLY BONDED TO AN ANHYDROUS SOLID SUPPORT COMPRISING A MAJOR PORTION OF HIGH SURFACE AREA ALUMINA SELECTED FROM THE GROUP CONSISTING OF GAMMA-ALUMINA, ETA-ALUMINA AND THETA-ALUMINA.
Claim 2
Dependent Claim
114 words
A CONVERSION PROCESS FOR THE POSITION ALKYLATION OF AN ALKYLATABLE AROMATIC COMPOUND WHICH COMPRISES REACTING SAID COMPOUND WITH AN OLEFIN-ACTING COMPOUND AT A TEMPERATURE IN THE RANGE OF FROM ABOUT 0**0 TO ABOUT 250*C. AND AT A PRESSURE IN THE RANGE OF FROM ABOUT ATMOSPHERIC TO ABOUT 200 ATMOSPHERES IN THE PRESENCE OF A CATALYTIC COMPOSITE CONSISTING ESSENTIALLY OF A SULFURAND OXYGEN CONTAINING COMPOUND SELECTED FROM THE GROUP CONSISTING OF SULFATES OF ALUMINUM, NICKEL, CHROMIUM, MOLYBDENUM, TUNGSTEN, COBALT AND IRON AND SULFITES OF NICKEL, CHROMIUM, COBALT AND IRON CHEMICALLY BONDED TO AN ANHYDROUS SOLID SUPPORT COMPRISING A MAJOR PORTION OF HIGH SURFACE AREA ALUMINA SELECTED FROM THE GROUP CONSISTING OF GAMMA-ALUMINA, ETA-ALUMINA AND THETA-ALUMINA.
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) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |