US3114697A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catalytic reforming of hydrocarbons
Assignee: BP PLC
•
Filing: 1959-08-18
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Granted: 1963-12-17
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Expires: 1979-08-18
Abstract
No abstract record available.
Inventors
- 👤 Bourne Kenneth Hugh
- 👤 White Peter Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:49
CPC Classifications
B; B01; B01J; B01J23/00; B01J23/70; B01J23/76; B01J23/84; B01J23/85; B01J23/86; B01J23/16; B01J23/24; B01J23/26; C; C10; C10G; C10G35/00; C10G35/04; C10G35/06; C10G59/00; C10G59/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
A PROCESS FOR THE TREATMENT OF A PETROLEUM FEEDSTOCK CONSISTING ESSENTIALLY OF NON-AROMATIC HYDROCARBONS BOILING WITHIN THE RANGE ENCOMPASSED BY THE GASOLINE AND NAPHTHA RANGE TO PRODUCE A PRODUCT HAVING AN INCREASED AROMATIC CONTENT, COMPRISING CONTACTING THE FEEDSTOCK IN A REACTION ZONE WITH A CATALYST CONSISTING ESSENTIALLY OF 5 TO 25% OF CHROMIUM OXIDE, EXPRESSED AS CR2O3; O.1 TO 5% OF BERYLLIUM, EXPRESSED AS BEO; 0.1 TO 5% OF AN ALKALI METAL, EXPRESSED AS ALKALI METAL OXIDE, ABOUT 0.1 TO 5% OF NICKEL, EXPRESSED AS NIO, AND BALANCE ALUMINA, ALL PERCENTAGES BEING BY WEIGHT OF TOTAL CATALYST MATERIAL STABLE AT 550*C., AT A TEMPERATURE OF 450 TO 580*C., AT A PRESSURE NOT IN EXCESS OF ABOUT 50 P.S.I. GA., AT A SPACE VELOCITY OF 0.1 TO 1.0 V./V./HR., AND IN THE ABSENCE OF ADDED HYDROGEN TO THE REACTION ZONE, AND RECOVERING A PRODUCT HAVING AN INCREASED AROMATIC CONTENT.
Claim 2
Dependent Claim
148 words
A PROCESS FOR THE TREATMENT OF A PETROLEUM FEEDSTOCK CONSISTING ESSENTIALLY OF NON-AROMATIC HYDROCARBONS BOILING WITHIN THE RANGE ENCOMPASSED BY THE GASOLINE AND NAPHTHA RANGE TO PRODUCE A PRODUCT HAVING AN INCREASED AROMATIC CONTENT, COMPRISING CONTACTING THE FEEDSTOCK IN A REACTION ZONE WITH A CATALYST CONSISTING ESSENTIALLY OF 5 TO 25% OF CHROMIUM OXIDE, EXPRESSED AS CR2O3; O.1 TO 5% OF BERYLLIUM, EXPRESSED AS BEO; 0.1 TO 5% OF AN ALKALI METAL, EXPRESSED AS ALKALI METAL OXIDE, ABOUT 0.1 TO 5% OF NICKEL, EXPRESSED AS NIO, AND BALANCE ALUMINA, ALL PERCENTAGES BEING BY WEIGHT OF TOTAL CATALYST MATERIAL STABLE AT 550*C., AT A TEMPERATURE OF 450 TO 580*C., AT A PRESSURE NOT IN EXCESS OF ABOUT 50 P.S.I. GA., AT A SPACE VELOCITY OF 0.1 TO 1.0 V./V./HR., AND IN THE ABSENCE OF ADDED HYDROGEN TO THE REACTION ZONE, AND RECOVERING A PRODUCT HAVING AN INCREASED AROMATIC CONTENT.
References Cited (Backward Citations)
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US2754345A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-16 | 1967-06-17 | 1967-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-16 | 1971-06-17 | 1971-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-16 | 1975-06-17 | 1975-12-17 | $7700.00 | Window Closed / Lapsed |