US2686196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrocarbon synthesis and catalyst therefor
Assignee: Standard Oil Development Co
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Filing: 1950-03-23
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Granted: 1954-08-10
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Expires: 1970-03-23
Abstract
No abstract record available.
Inventors
- 👤 Kirshenbaum Isidor
- 👤 Kenneth K Kearby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:00
CPC Classifications
C; C07; C07C; C07C1/00; C07C1/02; C07C1/04; C07C1/0425; C07C1/043; C07C1/0435; C07C1/044; B; B01; B01J; B01J23/00; B01J23/70; B01J23/76; B01J23/80; B01J27/00; B01J27/20; B01J27/232; C07C2527/00; C07C2527/20; C07C2527/232
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
THE IMPROVED PROCESS FOR PRODUCING VALUABLE CONVERSION PRODUCTS FROM CO AND H2 IN THE PRESENCE OF IRON-TYPE CATALYSTS WHICH COMPRISES CONTACTING CO AND H2 IN SYNTHESIS PROPORTIONS AND AT SYNTHESIS CONDITIONS ADAPTED TO THE FORMATION OF NORMALLY LIQUID HYDROCARBONS WITH A CATALYST CONSISTING ESSENTIALLY OF A REDUCED COMPOSITE OF MAJOR PROPORTION OF ZINC CARBONATE, A MINOR PROPORTION OF IRON CARBONATE AND A PROMOTIONAL AMOUNT OF A POTASSIUM COMPOUND.
Claim 2
Dependent Claim
68 words
THE IMPROVED PROCESS FOR PRODUCING VALUABLE CONVERSION PRODUCTS FROM CO AND H2 IN THE PRESENCE OF IRON-TYPE CATALYSTS WHICH COMPRISES CONTACTING CO AND H2 IN SYNTHESIS PROPORTIONS AND AT SYNTHESIS CONDITIONS ADAPTED TO THE FORMATION OF NORMALLY LIQUID HYDROCARBONS WITH A CATALYST CONSISTING ESSENTIALLY OF A REDUCED COMPOSITE OF MAJOR PROPORTION OF ZINC CARBONATE, A MINOR PROPORTION OF IRON CARBONATE AND A PROMOTIONAL AMOUNT OF A POTASSIUM COMPOUND.
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) | 1957-08-09 | 1958-02-08 | 1958-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-09 | 1962-02-08 | 1962-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-09 | 1966-02-08 | 1966-08-10 | $7700.00 | Window Closed / Lapsed |