US3431311A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of alkanols
Assignee: Distillers Co Yeast Ltd
•
Filing: 1966-06-08
•
Granted: 1969-03-04
•
Expires: 1986-06-08
Abstract
No abstract record available.
Inventors
- 👤 Leslie Ernest Cooper
- 👤 Kenneth George Pickup
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:27
CPC Classifications
C; C07; C07C; C07C29/00; C07C29/17; C07C29/175; B; B01; B01J; B01J23/00; B01J23/70; B01J23/72; B01J23/74; B01J23/755; C07C29/132; C07C29/136; C07C29/14; C07C29/141
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
THE PROCESS FOR THE PRODUCTION OF AN ALKANOL WHICH COMPRISES REACTING IN THE VAPOR PHASE A COMPOUND SELECTED FROM THE GROUP CONSISTING OF ALKANALS AND ALKENALS HAVING FROM 3 TO 8 CARBON ATOMS IN THE MOLECULE WITH HYDROGEN IN THE PRESENCE OF A SUPPORTED CATALYST SELECTED FROM THE GROUP CONSISTING OF AN UNMODIFIED COPPER CATALYST AND A COPPER CATALYST MODIFIED WITH A MODIFIER SELECTED FROM THE GROUP OF ZINC, MAGNESIUM, CHROMIUM, IRON AND AN ALKALI METAL PHOSPHATE UNTIL AT LEAST 80% BY WEIGHT OF THE ALDEHYDE IS CONVERTED TO THE ALKANOL, AND REACTING THE VAPORIZED PRODUCT WITH HYDROGEN IN THE PRESENCE OF A SUPPORTED COPPER-NICKEL CATALYST TO CONVERT THE ALDEHYDE TO THE CORRESPONDING ALKANOL, SAID PROCESS BEING CARRIED OUT AT A TEMPERATURE IN THE RANGE OF ABOUT 130* TO ABOUT 200*C.
Claim 2
Dependent Claim
131 words
THE PROCESS FOR THE PRODUCTION OF AN ALKANOL WHICH COMPRISES REACTING IN THE VAPOR PHASE A COMPOUND SELECTED FROM THE GROUP CONSISTING OF ALKANALS AND ALKENALS HAVING FROM 3 TO 8 CARBON ATOMS IN THE MOLECULE WITH HYDROGEN IN THE PRESENCE OF A SUPPORTED CATALYST SELECTED FROM THE GROUP CONSISTING OF AN UNMODIFIED COPPER CATALYST AND A COPPER CATALYST MODIFIED WITH A MODIFIER SELECTED FROM THE GROUP OF ZINC, MAGNESIUM, CHROMIUM, IRON AND AN ALKALI METAL PHOSPHATE UNTIL AT LEAST 80% BY WEIGHT OF THE ALDEHYDE IS CONVERTED TO THE ALKANOL, AND REACTING THE VAPORIZED PRODUCT WITH HYDROGEN IN THE PRESENCE OF A SUPPORTED COPPER-NICKEL CATALYST TO CONVERT THE ALDEHYDE TO THE CORRESPONDING ALKANOL, SAID PROCESS BEING CARRIED OUT AT A TEMPERATURE IN THE RANGE OF ABOUT 130* TO ABOUT 200*C.
References Cited (Backward Citations)
US1724761A
Cited
GB316399A
Cited
US2009948A
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GB398982A
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US2060267A
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US2119899A
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US2150270A
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US2549416A
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US3118954A
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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) | 1972-03-03 | 1972-09-02 | 1973-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-03 | 1976-09-02 | 1977-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-03 | 1980-09-02 | 1981-03-04 | $7700.00 | Window Closed / Lapsed |