Patent US3689434A successfully refreshed from Google Patents.
US3689434A
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US
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Catalyst for hydrocarbon conversion
Assignee: Texaco Inc
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Filing: 1968-07-29
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Granted: 1972-09-05
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Expires: 1988-07-29
Abstract
Abstract A METHOD FOR PREPARING A HYDROCARBON CONVERSION CATALYST COMPOSED OF ALUMINA AND CHLORINE OR BROMINE BY CONTACTING ALUMINA WITH AN ACTIVATOR SYSTEM COMPRISING CHLORINE OR BROMINE AND AN INORGANIC SULFUR COMPOUND SELECTED FROM THE GROUP HYDROGEN SULFIDE AND COMPOUNDS CORROESPONDING TO THE FORMULA SMX2. THE CATAYST MAY ADDITIONALLY INCLUDE A METAL SUCH AS APLATINUM, PALLADIUM, RUTHENIUM OR RHODIUM. THE CATALYSTS SO PREPARED ARE USEFUL IN SUCH HYDROCARBON CONVERSION PROCESSES AS ISOMERIZATION, CRACKING, HYDROCRACKING, REFORMING, ALKYLATION, DEHYDROGENATION, DISPROPORTIONATION AND POLYMERIZATION.
Inventors
- 👤 Robert M Suggitt
- 👤 John H Estes
- 👤 Stanley Kravitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:04
CPC Classifications
C; C10; C10G; C10G49/00; C10G49/02; C10G49/06; B; B01; B01J; B01J23/00; B01J23/38; B01J23/40; B01J37/00; B01J37/22; C07; C07C; C07C5/00; C07C5/22; C07C5/27; C07C5/2767; C07C5/277; C07C5/2791; C10G35/00; C10G35/04; C10G35/06; C10G35/085; C10G45/00; C10G45/58; C10G45/60; C07C2521/00; C07C2521/02; C07C2521/04; C07C2523/00; C07C2523/38; C07C2523/40; C07C2523/42; C07C2523/44; C07C2523/46; C10G2400/00; C10G2400/02
Claims Analysis
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References Cited (Backward Citations)
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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) | 1975-09-05 | 1976-03-06 | 1976-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-09-05 | 1980-03-06 | 1980-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-09-05 | 1984-03-06 | 1984-09-05 | $7700.00 | Window Closed / Lapsed |