Patent US2960518A successfully refreshed from Google Patents.
US2960518A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ethylene production process
Assignee: Individual
•
Filing: 1958-09-23
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Granted: 1960-11-15
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Expires: 1978-09-23
Abstract
No abstract record available.
Inventors
- 👤 Peters Kurt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:45
CPC Classifications
C; C07; C07C; C07C1/00; C07C1/02; C07C1/04; C07C1/0425; C07C1/043; C07C1/0435; C07C2521/00; C07C2521/02; C07C2521/04; C07C2521/16; C07C2523/00; C07C2523/02; C07C2523/04; C07C2523/06; C07C2523/16; C07C2523/24; C07C2523/26; C07C2523/32; C07C2523/34; C07C2523/38; C07C2523/48; C07C2523/50; C07C2523/70; C07C2523/72; C07C2523/74; C07C2523/75; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/582
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A PROCESS FOR THE PRODUCTION OF GASEOUS HYDROCARBON MIXTURES PREDOMINANTLY CONSISTING OF ETHYLENE WHICH COMPRISES THE STEP OF REACTING CARBON MONOXIDE AND HYDROGEN AT A TEMPERATURE OF 350* TO 520*C. IN THE PRESENCE OF A CATALYST WHICH CONSISTS OF FOUR COMPONENTS, THE FIRST OF SAID COMPONENTS BEING A MIXTURE OF CHROMIUM OXIDE AND AT LEAST ONE SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF ZINC OXIDE, COPPER AND SILVER, THE SECOND COMPONENT BEING COBALT,THE THIRD COMPONENT BEING AT LEAST ONE SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF ALUMINA AND KIESELGUHR,AND THE FOURTH COMPONENT BEING POTASSIUM OXIDE,SAID SECOND COMPONENT CONSTITUTING UP TO 10% OF THE TOTAL WEIGHT OF THE CATALYST.
Claim 2
Dependent Claim
108 words
A PROCESS FOR THE PRODUCTION OF GASEOUS HYDROCARBON MIXTURES PREDOMINANTLY CONSISTING OF ETHYLENE WHICH COMPRISES THE STEP OF REACTING CARBON MONOXIDE AND HYDROGEN AT A TEMPERATURE OF 350* TO 520*C. IN THE PRESENCE OF A CATALYST WHICH CONSISTS OF FOUR COMPONENTS, THE FIRST OF SAID COMPONENTS BEING A MIXTURE OF CHROMIUM OXIDE AND AT LEAST ONE SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF ZINC OXIDE, COPPER AND SILVER, THE SECOND COMPONENT BEING COBALT,THE THIRD COMPONENT BEING AT LEAST ONE SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF ALUMINA AND KIESELGUHR,AND THE FOURTH COMPONENT BEING POTASSIUM OXIDE,SAID SECOND COMPONENT CONSTITUTING UP TO 10% OF THE TOTAL WEIGHT OF THE CATALYST.
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) | 1963-11-15 | 1964-05-16 | 1964-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-15 | 1968-05-16 | 1968-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-15 | 1972-05-16 | 1972-11-15 | $7700.00 | Window Closed / Lapsed |