US2691047A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of oxo aldehydes using glycol solvents
Assignee: Eastman Kodak Co
•
Filing: 1951-10-19
•
Granted: 1954-10-05
•
Expires: 1971-10-19
Abstract
No abstract record available.
Inventors
- 👤 Jr Hugh J Hagemeyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 02:32
CPC Classifications
C; C07; C07C; C07C45/00; C07C45/49; C07C45/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
IN A PROCESS FOR THE PRODUCTION OF OXYGENATED COMPOUNDS BY THE REACTION OF NORMALLY GASEOUS C2-C4 OLEFINS, CARBON MONOXIDE AND HYDROGEN, IN THE PRESENCE OF A CATALYST CONTAINING AN ELEMENT SELECTED FROM THE GROUP CONSISTING OF COBALT AND IRON IN A FORM CAPABLE OF CATALYZING THE OXO REACTION, THE STEP COMPRISING CARRYING OUT THE REACTION IN A REACTION MEDIUM COMPRISING, AS THE PREDOMINANT INGREDIENT, AN ETHER SELECTED FROM THE GROUP CONSISTING OF THE WATER-SOLUBLE ACYCLIC MONOALKYL ETHERS OF ETHYLENE, PROPYLENE AND BUTAYLENE GLYCOL, SAID ETHER BEING PRESENT IN A QUANTITY SUFFICIENT TO PROVIDE A HOMOGENEOUS LIQUID PHASE IN THE REACTOR.
Claim 2
Dependent Claim
100 words
IN A PROCESS FOR THE PRODUCTION OF OXYGENATED COMPOUNDS BY THE REACTION OF NORMALLY GASEOUS C2-C4 OLEFINS, CARBON MONOXIDE AND HYDROGEN, IN THE PRESENCE OF A CATALYST CONTAINING AN ELEMENT SELECTED FROM THE GROUP CONSISTING OF COBALT AND IRON IN A FORM CAPABLE OF CATALYZING THE OXO REACTION, THE STEP COMPRISING CARRYING OUT THE REACTION IN A REACTION MEDIUM COMPRISING, AS THE PREDOMINANT INGREDIENT, AN ETHER SELECTED FROM THE GROUP CONSISTING OF THE WATER-SOLUBLE ACYCLIC MONOALKYL ETHERS OF ETHYLENE, PROPYLENE AND BUTAYLENE GLYCOL, SAID ETHER BEING PRESENT IN A QUANTITY SUFFICIENT TO PROVIDE A HOMOGENEOUS LIQUID PHASE IN THE REACTOR.
References Cited (Backward Citations)
US1603593A
Cited
US1770166A
Cited
US2250421A
Cited
US2204157A
Cited
US2276921A
Cited
US2497303A
Cited
US2500056A
Cited
US2508743A
Cited
US2517383A
Cited
US2641613A
Cited
US2542417A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-04 | 1958-04-05 | 1958-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-04 | 1962-04-05 | 1962-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-04 | 1966-04-05 | 1966-10-05 | $7700.00 | Window Closed / Lapsed |