US2755309A
Expired / Lapsed
US
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Hydration of olefins with tungsten and titanium oxides
Assignee: Imperial Chemical Industries Ltd
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Filing: 1953-10-30
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Granted: 1956-07-17
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Expires: 1973-10-30
Abstract
No abstract record available.
Inventors
- 👤 Reynolds Peter William
- 👤 Pittwell Laurence Roy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:47
CPC Classifications
B; B01; B01J; B01J23/00; B01J23/16; B01J23/24; B01J23/30; C; C07; C07C; C07C29/00; C07C29/03; C07C29/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
A PROCESS FOR THE HYDRATION OF OLEFINES TO PRODUCE THE CORRESPONDING ALCOHOLS COMPRISING THE STEP OF REACTING AN OLEFINE, CONTAINING AT MOST FOUR CARBON ATOMS PER MOLECULE, WITH WATER AT A TEMPERATURE WITHIN THE RANGE OF 160* TO 350* C. AND A PRESSURE WITHIN THE RANGE OF 200 TO 500 ATMOSPHERES IN THE PRESENCE OF A CATALYST WHICH CONSISTS ESSENTIALLY OF AN INTIMATE ADMIXTURE OF TITANIUM OXIDE WITH A BLUE OXIDE OFF TUNGSTEN, THE INDIVIDUAL PARTICLES OF THE MIXTURE CONTAINING BOTH TITANIUM OXIDE AND THE BLUE OXIDE OF TUNGSTEN.
Claim 2
Dependent Claim
89 words
A PROCESS FOR THE HYDRATION OF OLEFINES TO PRODUCE THE CORRESPONDING ALCOHOLS COMPRISING THE STEP OF REACTING AN OLEFINE, CONTAINING AT MOST FOUR CARBON ATOMS PER MOLECULE, WITH WATER AT A TEMPERATURE WITHIN THE RANGE OF 160* TO 350* C. AND A PRESSURE WITHIN THE RANGE OF 200 TO 500 ATMOSPHERES IN THE PRESENCE OF A CATALYST WHICH CONSISTS ESSENTIALLY OF AN INTIMATE ADMIXTURE OF TITANIUM OXIDE WITH A BLUE OXIDE OFF TUNGSTEN, THE INDIVIDUAL PARTICLES OF THE MIXTURE CONTAINING BOTH TITANIUM OXIDE AND THE BLUE OXIDE OF TUNGSTEN.
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) | 1959-07-17 | 1960-01-16 | 1960-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-17 | 1964-01-16 | 1964-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-17 | 1968-01-16 | 1968-07-17 | $7700.00 | Window Closed / Lapsed |