US2819289A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Purification of hydrocarbons by refining hydrogenation
Assignee: Ruhrchemie AG
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Filing: 1953-10-14
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Granted: 1958-01-07
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Expires: 1973-10-14
Abstract
No abstract record available.
Inventors
- 👤 Luben Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:28
CPC Classifications
C; C10; C10G; C10G73/00; C10G73/42; C10G73/44; B; B01; B01J; B01J23/00; B01J23/70; B01J23/89; B01J23/892; C07; C07C; C07C7/00; C07C7/148; C07C7/163; Y; Y10; Y10S; Y10S208/00; Y10S208/95
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
IN THE PROCESS FOR THE PURIFICATION OF RAW HYDROCARBONS HAVING MORE THAN 17 CARBON ATOMS SUCH AS PAFAFFIN HYDROCARBONS FROM THE CATALYTIC HYDROGENATION OF CARBON MONOXIDE BY A REFINING HYDROGENATION, THE IMPROVEMENT WHICH COMPRISES CONTACTING SUCH A RAW HYDROCARBON WITH HYDROGEN IN THE PRESENCE OF A HYDROGENATION CATALYST CONTAINING METALLIC NICKEL AND METALLIC COPPER AND 15-30 PARTS BY WEIGHT OF MAGNESIUM OXIDE PER 200 PARTS BY WEIGHT OF NICKEL AND COPPER COMBINED AND RECOVERING A STABLE, COLOR-PURIFIED HYDROCARBON.
Claim 2
Dependent Claim
78 words
IN THE PROCESS FOR THE PURIFICATION OF RAW HYDROCARBONS HAVING MORE THAN 17 CARBON ATOMS SUCH AS PAFAFFIN HYDROCARBONS FROM THE CATALYTIC HYDROGENATION OF CARBON MONOXIDE BY A REFINING HYDROGENATION, THE IMPROVEMENT WHICH COMPRISES CONTACTING SUCH A RAW HYDROCARBON WITH HYDROGEN IN THE PRESENCE OF A HYDROGENATION CATALYST CONTAINING METALLIC NICKEL AND METALLIC COPPER AND 15-30 PARTS BY WEIGHT OF MAGNESIUM OXIDE PER 200 PARTS BY WEIGHT OF NICKEL AND COPPER COMBINED AND RECOVERING A STABLE, COLOR-PURIFIED HYDROCARBON.
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) | 1961-01-06 | 1961-07-08 | 1962-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-01-06 | 1965-07-08 | 1966-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-01-06 | 1969-07-08 | 1970-01-07 | $7700.00 | Window Closed / Lapsed |