US3440293A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydration of olefins to alcohols
Assignee: Standard Oil Co
•
Filing: 1966-03-17
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Granted: 1969-04-22
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Expires: 1986-03-17
Abstract
No abstract record available.
Inventors
- 👤 Robert J Rosscup
- 👤 Alex Zletz
- 👤 Luke A Schaap
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:00
CPC Classifications
C; C07; C07C; C07C29/00; C07C29/03; C07C29/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
A PROCESS FOR THE CATALYTIC CONVERSION OF C2+C5 OLEFIN HYDROCARBONS TO THE CORRESPONDING C2 TO C5 ALCOHOLS WHICH COMPRISES CONTACTING IN A CATALYTIC ZONE A WHOLLY LIQUID PHASE WATER-OLEFIN MIXTURE HAVING A MOLE RATIO OF 1 TO 10 MOLES WATER PER MOLE OF SAID OLEFIN, AT A TEMPERATURE IN THE RANGE OF 300 TO 675*F., AND A PRESSURE IN THE RANGE OF 2000 TO 100,000 P.S.I. WITH A CATALYST WHOSE PARTICLES CONSIST ESSENTIALLY OF ALUMINA AND SILICA IN THE RANGE OF 10 TO 30% ALUMINA AND 90 TO 70% SILICA BY WEIGHT, THE SUM OF WHICH EQUALS 100%, IN SUBSTANTIALLY UNIFORM COMPOSITION THROUGHOUT THE PARTICLES AT A WEIGHT HOURLY SPACE VELOCITY OF 2 TO 20 PARTS OF SAID WATER-OLEFIN MIXTURE PER PART OF CATALYST WEIGHT, SAID CATALYST PRIOR TO SAID CONTACTING IS NOT PRECONDITIONED BY TREATMENT WITH WATER AT SAID TEMPERATURE AND PRESSURE RANGES.
Claim 2
Dependent Claim
144 words
A PROCESS FOR THE CATALYTIC CONVERSION OF C2+C5 OLEFIN HYDROCARBONS TO THE CORRESPONDING C2 TO C5 ALCOHOLS WHICH COMPRISES CONTACTING IN A CATALYTIC ZONE A WHOLLY LIQUID PHASE WATER-OLEFIN MIXTURE HAVING A MOLE RATIO OF 1 TO 10 MOLES WATER PER MOLE OF SAID OLEFIN, AT A TEMPERATURE IN THE RANGE OF 300 TO 675*F., AND A PRESSURE IN THE RANGE OF 2000 TO 100,000 P.S.I. WITH A CATALYST WHOSE PARTICLES CONSIST ESSENTIALLY OF ALUMINA AND SILICA IN THE RANGE OF 10 TO 30% ALUMINA AND 90 TO 70% SILICA BY WEIGHT, THE SUM OF WHICH EQUALS 100%, IN SUBSTANTIALLY UNIFORM COMPOSITION THROUGHOUT THE PARTICLES AT A WEIGHT HOURLY SPACE VELOCITY OF 2 TO 20 PARTS OF SAID WATER-OLEFIN MIXTURE PER PART OF CATALYST WEIGHT, SAID CATALYST PRIOR TO SAID CONTACTING IS NOT PRECONDITIONED BY TREATMENT WITH WATER AT SAID TEMPERATURE AND PRESSURE RANGES.
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) | 1972-04-21 | 1972-10-21 | 1973-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-21 | 1976-10-21 | 1977-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-21 | 1980-10-21 | 1981-04-22 | $7700.00 | Window Closed / Lapsed |