US2815391A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Direct catalytic hydration of olefines to alcohols
Assignee: Imperial Chemical Industries Ltd
•
Filing: 1953-02-06
•
Granted: 1957-12-03
•
Expires: 1973-02-06
Abstract
No abstract record available.
Inventors
- 👤 Taylor Arthur William Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 02:26
CPC Classifications
C; C07; C07C; C07C29/00; C07C29/03; C07C29/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
A CONTINUOUS PROCESS FOR THE PRODUCTION OF MONOHYDRIC ALIPHATIC ALCHOLS WHICH COMPRISES PASSING WATER AND A MONOOLEFINE CONTAINING TWO TO FOUR CARBON ATOMS IN THE MOLECULE INTO A SUSPENSION, IN A LIQUID MEDIUM COMPRISING WATER OF A CATALYST IN POWER FORM CONSISTING ESSENTIALLY OF AN OXIDE OF TUNGSTEN, WHILE MAINTAINING THE REACTION MIXTURE WITH SAID CATALYSTAT ELEVATED TEMPERATURE AND PRESSURE AND IN STATE OF AGITATION, WITHDRAWING LIQUID FROM THE REACTION SPACED AND TREATING IT FOR THE RECOVERY OF THE DESIRED ALCOHOL.
Claim 2
Dependent Claim
81 words
A CONTINUOUS PROCESS FOR THE PRODUCTION OF MONOHYDRIC ALIPHATIC ALCHOLS WHICH COMPRISES PASSING WATER AND A MONOOLEFINE CONTAINING TWO TO FOUR CARBON ATOMS IN THE MOLECULE INTO A SUSPENSION, IN A LIQUID MEDIUM COMPRISING WATER OF A CATALYST IN POWER FORM CONSISTING ESSENTIALLY OF AN OXIDE OF TUNGSTEN, WHILE MAINTAINING THE REACTION MIXTURE WITH SAID CATALYSTAT ELEVATED TEMPERATURE AND PRESSURE AND IN STATE OF AGITATION, WITHDRAWING LIQUID FROM THE REACTION SPACED AND TREATING IT FOR THE RECOVERY OF THE DESIRED ALCOHOL.
References Cited (Backward Citations)
US1873536A
Cited
US1907317A
Cited
US2144750A
Cited
US2171377A
Cited
US2036317A
Cited
US2531284A
Cited
US2536768A
Cited
US2663744A
Cited
US2769847A
Cited
US2755309A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-12-02 | 1961-06-03 | 1961-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-02 | 1965-06-03 | 1965-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-02 | 1969-06-03 | 1969-12-03 | $7700.00 | Window Closed / Lapsed |