US2564130A
Expired / Lapsed
US
⏱️ 0.0 years remaining
One-step butyl alcohol process
Assignee: EIDP Inc
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Filing: 1948-07-24
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Granted: 1951-08-14
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Expires: 1968-07-24
Abstract
No abstract record available.
Inventors
- 👤 Ralph C Schreyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:15
CPC Classifications
C; C07; C07C; C07C29/00; C07C29/132; C07C29/136; C07C29/147; C07C29/149; C07C29/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
A PROCESS FOR PREPARING BYTANOLS WHICH COMPRISES INTRODUCING PROPYLENE, BUTYL FORMATE, WATER CO AND H2 INTO A REACTION VESSEL, AND CARRYING OUT THE RESULTING REACTION BETWEEN THE SAID PROPYLENE, CO AND H2 UNDER SUPERATMOSPHERIC PRESSURE AT A TEMPERATURE OF 225* TO 500* C. IN THE PRESENCE OF A COBALT-CONTAINING CATALYST, WHEREBY A REACTION PRODUCT CONTAINING N-BUTANOL AND ISOBUTANOL IS OBTAINED AND THE FORMATION OF ADDITIONAL AMOUNTS OF BUTYL FORMATE FROM PROPYLENE, CO AND H2 IS SUPPRESSED BY THE FORMATE PROPYLENE, WHICH HAS BEEN INTRODUCED, AND THEREAFTER RECOVERING N-BUTANOL AND ISOBUTANOL FROM THE RESULTING MIXTURE.
Claim 2
Dependent Claim
94 words
A PROCESS FOR PREPARING BYTANOLS WHICH COMPRISES INTRODUCING PROPYLENE, BUTYL FORMATE, WATER CO AND H2 INTO A REACTION VESSEL, AND CARRYING OUT THE RESULTING REACTION BETWEEN THE SAID PROPYLENE, CO AND H2 UNDER SUPERATMOSPHERIC PRESSURE AT A TEMPERATURE OF 225* TO 500* C. IN THE PRESENCE OF A COBALT-CONTAINING CATALYST, WHEREBY A REACTION PRODUCT CONTAINING N-BUTANOL AND ISOBUTANOL IS OBTAINED AND THE FORMATION OF ADDITIONAL AMOUNTS OF BUTYL FORMATE FROM PROPYLENE, CO AND H2 IS SUPPRESSED BY THE FORMATE PROPYLENE, WHICH HAS BEEN INTRODUCED, AND THEREAFTER RECOVERING N-BUTANOL AND ISOBUTANOL FROM THE RESULTING MIXTURE.
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) | 1954-08-13 | 1955-02-12 | 1955-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-13 | 1959-02-12 | 1959-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-13 | 1963-02-12 | 1963-08-14 | $7700.00 | Window Closed / Lapsed |