Patent US4078270A successfully refreshed from Google Patents.
US2804482A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improved oxo hydrogenation process
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1954-04-16
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Granted: 1957-08-27
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Expires: 1974-04-16
Abstract
No abstract record available.
Inventors
- 👤 Edward A Hunter
- 👤 Harold T Baker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:13
CPC Classifications
C; C07; C07C; C07C29/00; C07C29/16; B; B01; B01J; B01J37/00; B01J37/0009; C07C29/132; C07C29/136; C07C29/14; C07C29/141
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
IN THE PROCESS FOR THE PRODUCTION OF ALCOHOLS BY REACTING OLEFINS WITH CO AND H2 IN A CARBONYLATION ZONE AT ELEVATED PRESSURES AND TEMPERATURES IN THE PRESENCE OF A COBALT CATALYST WHEREBY ALDEHYDES HAVING ONE MORE CARBON ATOM THAN SAID OLEFIN ARE PRODUCED AND WHEREIN THE ALDEHYDE PRODUCT IS SUBSEQUENTLY HYDROGENATED IN THE PRESENCE OF A HYDROGENATION CATALYST AT LIQUID PHASE HYDROGENATION CONDITIONS IN THE PRESENCE OF A HYDROGENATION CATALYST AT ELEVATED TEMPERATURE AND PRESSURES IN A HYDROGENATION ZONE TO PRODUCE ALCOHOLS, THE IMPROVEMENT WHICH COMPRISES CARRYING OUT SAID HYDROGENATION IN THE PRESENCE OF A CATALYST PREPARED BY ADMIXING A CATALYST COMPONENT SELECTED FROM THE GROUP CONSISTING OF NICKEL AND NICKEL COMPOUNDS WITH FINELY DIVIDED GLASS COMPRESSING THE RESULTANT MIXTURE INTO PELLETS AND HEATING THE RESULTANT PELLETS TO A TEMPERATURE OF 1100*-1500*F. TO SINTER THE GLASS.
Claim 2
Dependent Claim
136 words
IN THE PROCESS FOR THE PRODUCTION OF ALCOHOLS BY REACTING OLEFINS WITH CO AND H2 IN A CARBONYLATION ZONE AT ELEVATED PRESSURES AND TEMPERATURES IN THE PRESENCE OF A COBALT CATALYST WHEREBY ALDEHYDES HAVING ONE MORE CARBON ATOM THAN SAID OLEFIN ARE PRODUCED AND WHEREIN THE ALDEHYDE PRODUCT IS SUBSEQUENTLY HYDROGENATED IN THE PRESENCE OF A HYDROGENATION CATALYST AT LIQUID PHASE HYDROGENATION CONDITIONS IN THE PRESENCE OF A HYDROGENATION CATALYST AT ELEVATED TEMPERATURE AND PRESSURES IN A HYDROGENATION ZONE TO PRODUCE ALCOHOLS, THE IMPROVEMENT WHICH COMPRISES CARRYING OUT SAID HYDROGENATION IN THE PRESENCE OF A CATALYST PREPARED BY ADMIXING A CATALYST COMPONENT SELECTED FROM THE GROUP CONSISTING OF NICKEL AND NICKEL COMPOUNDS WITH FINELY DIVIDED GLASS COMPRESSING THE RESULTANT MIXTURE INTO PELLETS AND HEATING THE RESULTANT PELLETS TO A TEMPERATURE OF 1100*-1500*F. TO SINTER THE GLASS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-26 | 1961-02-25 | 1961-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-26 | 1965-02-25 | 1965-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-26 | 1969-02-25 | 1969-08-27 | $7700.00 | Window Closed / Lapsed |