US2500210A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of an oxo synthesis catalyst
Assignee: Standard Oil Development Co
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Filing: 1946-10-31
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Granted: 1950-03-14
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Expires: 1966-10-31
Abstract
No abstract record available.
Inventors
- 👤 Jr Robert E Schexnailder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:16
CPC Classifications
B; B01; B01J; B01J23/00; B01J23/70; B01J23/76; B01J23/83
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
IMPROVED PROCESS FOR THE PREPARATION OF A CATALYST SUITABLE FOR SYNTHESIZING OXYGENATED COMPOUNDS FROM OLEFINS, CARBON MONOXIDE AND HYDROGEN WHICH CONSISTS IN PREPARING A SILICA HYDROSOL, CAUSING THE SAID HYDROSOL TO SET TO A HYDROGEL, IMPREGNATING THE SILICA HYDROGEL WITH DECOMPOSABLE SALTS OF COBALT, THORIUM AND COPPER, SUBJECTING AND SILICA HYDROGEL TO CONDITIONS ADAPTED TO DECOMPOSE AND SALTS, ACTIVATING SAID CATALYST BY HEATING AT AN ELEVATED TEMPERATURE, AND REDUCING SAID CATALYST WITH HYDROGEN.
Claim 2
Dependent Claim
73 words
IMPROVED PROCESS FOR THE PREPARATION OF A CATALYST SUITABLE FOR SYNTHESIZING OXYGENATED COMPOUNDS FROM OLEFINS, CARBON MONOXIDE AND HYDROGEN WHICH CONSISTS IN PREPARING A SILICA HYDROSOL, CAUSING THE SAID HYDROSOL TO SET TO A HYDROGEL, IMPREGNATING THE SILICA HYDROGEL WITH DECOMPOSABLE SALTS OF COBALT, THORIUM AND COPPER, SUBJECTING AND SILICA HYDROGEL TO CONDITIONS ADAPTED TO DECOMPOSE AND SALTS, ACTIVATING SAID CATALYST BY HEATING AT AN ELEVATED TEMPERATURE, AND REDUCING SAID CATALYST WITH HYDROGEN.
References Cited (Backward Citations)
US2243869A
Cited
US2257457A
Cited
US2244573A
Cited
US2327066A
Cited
US2242553A
Cited
US2338805A
Cited
GB553736A
Cited
US2365029A
Cited
US2387596A
Cited
US2417164A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-03-13 | 1953-09-12 | 1954-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-13 | 1957-09-12 | 1958-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-13 | 1961-09-12 | 1962-03-14 | $7700.00 | Window Closed / Lapsed |