Patent US2533071A successfully refreshed from Google Patents.
US2533071A
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Synthesis of hydrocarbons in the presence of an iron type catalyst
Assignee: Standard Oil Development Co
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Filing: 1947-10-01
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Granted: 1950-12-05
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Expires: 1967-10-01
Abstract
No abstract record available.
Inventors
- 👤 Hans G Vesterdal
- 👤 Harry J Sykes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:18
CPC Classifications
C; C10; C10G; C10G45/00; C10G45/02; C10G45/04; B; B01; B01J; B01J23/00; B01J23/70; B01J23/74; B01J23/76; B01J23/80; B01J37/00; B01J37/08; B01J37/082; B01J37/086; B01J8/00; B01J8/18; B01J8/24; B01J8/26; C07; C07C; C07C1/00; C07C1/02; C07C1/04; C07C1/0425; C07C1/043; C07C1/0435; C07C1/044; C07C1/0445; C07C2521/00; C07C2521/02; C07C2521/04; C07C2523/00; C07C2523/06; C07C2523/70; C07C2523/74; C07C2523/745; C07C2527/00; C07C2527/20; C07C2527/232
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
AN IMPROVED PROCESS FOR PRODUCING VALUABLE CONVERSION PRODUCTS FROM CO AND H2 IN THE PRESENCE OF IRON BASE CATALYSTS WHICH COMPRISES CONTACTING CO AND H2 IN SYNTHESIS PROPORTIONS AND AT SYNTHESIS CONDITIONS INCLUDING TEMPERATURES OF ABOUT 550*-750*F., PRESSURES OF ABOUT 200-650 LBS. PER SQ. IN., AND H2: CO FEED RATIOS OF ABOUT 0.8-3:1 ADAPTED TO THE FORMATION OF NORMALLY LIQUID HYDROCARBONS WITH A CATALYST CONSISTING ESSENTIALLY OF ABOUT 0.2-1% OF CARBONYL IRON SUPPORTED ON SUBDIVIDED ZINC-ALUMINA SPINEL CONTAINING ABOUT 0.5-10% OF POTASSIUM CARBONATE.
Claim 2
Dependent Claim
83 words
AN IMPROVED PROCESS FOR PRODUCING VALUABLE CONVERSION PRODUCTS FROM CO AND H2 IN THE PRESENCE OF IRON BASE CATALYSTS WHICH COMPRISES CONTACTING CO AND H2 IN SYNTHESIS PROPORTIONS AND AT SYNTHESIS CONDITIONS INCLUDING TEMPERATURES OF ABOUT 550*-750*F., PRESSURES OF ABOUT 200-650 LBS. PER SQ. IN., AND H2: CO FEED RATIOS OF ABOUT 0.8-3:1 ADAPTED TO THE FORMATION OF NORMALLY LIQUID HYDROCARBONS WITH A CATALYST CONSISTING ESSENTIALLY OF ABOUT 0.2-1% OF CARBONYL IRON SUPPORTED ON SUBDIVIDED ZINC-ALUMINA SPINEL CONTAINING ABOUT 0.5-10% OF POTASSIUM CARBONATE.
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) | 1953-12-04 | 1954-06-05 | 1954-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-04 | 1958-06-05 | 1958-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-04 | 1962-06-05 | 1962-12-05 | $7700.00 | Window Closed / Lapsed |