Patent US3250291A successfully refreshed from Google Patents.
US3293291A
Expired / Lapsed
US
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The oxidative conversion of olefinic hydrocarbons to carbonylic compounds
Assignee: Shell USA Inc
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Filing: 1963-04-05
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Granted: 1966-12-20
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Expires: 1983-04-05
Abstract
No abstract record available.
Inventors
- 👤 Wattimena Freddy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:27
CPC Classifications
C; C07; C07C; C07C45/00; C07C45/27; C07C45/32; C07C45/33; C07C45/34; C07C45/35; B; B01; B01J; B01J27/00; B01J27/06; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/582
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
THE PROCESS FOR THE OXIDATIVE CONVERSION OF A MONOOLEFINIC HYDROCARBON HAVING FROM TWO TO ABOUT TEN CARBON ATOMS TO THE MOLECULE TO CARBONYLIC COMPOUNDS SELECTED FROM THE GROUP CONSISTING ESSENTIALLY OF ALDEHYDES, KETONES AND MONOCARBOXYLIC ACIDS, WHICH CONSISTS ESSENTIALLY OF CONTACTING SAID MONOOLEFIN IN ADMIXTURE WITH OXYGEN, WATER VAPOR, AND FROM ABOUT 0.001 TO ABOUT 0.5 ATOM MOLECULE OF HYDROGEN CHLORIDE FOR EACH MOLECULE OF OLEFIN PRESENT, IN VAPOR PHASE, AT A TEMPERATURE OF FROM ABOUT 180* TO ABOUT 350* C. WITH A SOLID COMBINATON CATALYST CONSISTING ESSENTIALLY OF (A) ABOUT ONE ATOM DIVALENT PALLADIUM IN COMBINATION WITH (B) FROM ABOUT 3 TO ABOUT 15 ATOMS OF DIVALENT COPPER, (C) ABOUT ONE TO ABOUT 7 ATOMS OF AN ALKALI METAL HAVING AN ATOMIC NUMBER OF 11 THROUGHS 55 AND (D) FROM ABOUT 3 TO ABOUT 15 ATOMS OF TRIVALENT DIDYMIUM, SAID PALLADIUM, COPPER, ALKALI METAL AND DIDYMIUM BEING PRESENT IN THE FORM OF CHLORIDES AND SULFATES.
Claim 2
Dependent Claim
156 words
THE PROCESS FOR THE OXIDATIVE CONVERSION OF A MONOOLEFINIC HYDROCARBON HAVING FROM TWO TO ABOUT TEN CARBON ATOMS TO THE MOLECULE TO CARBONYLIC COMPOUNDS SELECTED FROM THE GROUP CONSISTING ESSENTIALLY OF ALDEHYDES, KETONES AND MONOCARBOXYLIC ACIDS, WHICH CONSISTS ESSENTIALLY OF CONTACTING SAID MONOOLEFIN IN ADMIXTURE WITH OXYGEN, WATER VAPOR, AND FROM ABOUT 0.001 TO ABOUT 0.5 ATOM MOLECULE OF HYDROGEN CHLORIDE FOR EACH MOLECULE OF OLEFIN PRESENT, IN VAPOR PHASE, AT A TEMPERATURE OF FROM ABOUT 180* TO ABOUT 350* C. WITH A SOLID COMBINATON CATALYST CONSISTING ESSENTIALLY OF (A) ABOUT ONE ATOM DIVALENT PALLADIUM IN COMBINATION WITH (B) FROM ABOUT 3 TO ABOUT 15 ATOMS OF DIVALENT COPPER, (C) ABOUT ONE TO ABOUT 7 ATOMS OF AN ALKALI METAL HAVING AN ATOMIC NUMBER OF 11 THROUGHS 55 AND (D) FROM ABOUT 3 TO ABOUT 15 ATOMS OF TRIVALENT DIDYMIUM, SAID PALLADIUM, COPPER, ALKALI METAL AND DIDYMIUM BEING PRESENT IN THE FORM OF CHLORIDES AND SULFATES.
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) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |