US3033778A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catalytic conversion in the presence of carbon dioxide promoted crystalline metal aluminosilicates
Assignee: ExxonMobil Oil Corp
•
Filing: 1958-11-07
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Granted: 1962-05-08
•
Expires: 1978-11-07
Abstract
No abstract record available.
Inventors
- 👤 Vincent J Frilette
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:24
CPC Classifications
C; C10; C10G; C10G57/00; B; B01; B01J; B01J29/00; B01J29/04; B01J29/06; B01J29/08; B01J29/082; B01J29/70; C07; C07C; C07C1/00; C07C1/20; C07C1/24; C07C4/00; C07C4/02; C07C4/06; C07C5/00; C07C5/22; C07C5/2206; C07C5/222; C07C5/23; C07C5/25; C07C5/2506; C07C5/2518; C10G11/00; C10G11/02; C10G11/04; C10G11/05; C07C2521/00; C07C2521/12; C07C2529/00; C07C2529/04; C07C2529/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
A METHOD FOR TRANSFORMING ORGANIC COMPOUNDS, CATALYTICALLY CONVERTIBLE IN THE PRESENCE OF ACIDIC CATALYST SITES, WHICH COMPRISES PASSING THE SAME THROUGH A REACTION ZONE CONTAINING A CATALYST OF A CRYSTALLINE ALUMINOSILICATE SALT, MAINTAINED UNDER CONVERSION CONDITIONS, INTRODUCING INTO AND MAINTAINING DURING CONVERSION IN SAID REACTION ZONE A GAS CONSISTING ESSENTIALLY OF CARBON DIOXIDE PRESENT IN AN AMOUNT SUFICIENT TO EFFECTIVELY ENHANCE THE ACTIVITY OF SAID CATALYST, WHICH CATALYST HAS RIGID THREEDIMENSIONAL NETWORKS MADE UP OF UNIT CELLS CHARACTERIZED BY THE SUBSTANTIAL ABSENCE OF CHANGE IN UNIT CELL DIMENSIONS UPON DEHYDRATION AND REHYDRATION AND A SORPTION CAPACITY AT 760 MM. PRESSURE AND 25*C. OF AT LEAST 4 WEIGHT PERCENT OF NORMAL BUTANE AND COLLECTING THEE CATALYTICALLY TRRANSFORMED ORGANIC PRODUCT ISSUING FROM SAID REACTION ZONE.
Claim 2
Independent Claim
123 words
A METHOD FOR TRANSFORMING ORGANIC COMPOUNDS, CATALYTICALLY CONVERTIBLE IN THE PRESENCE OF ACIDIC CATALYST SITES, WHICH COMPRISES PASSING THE SAME THROUGH A REACTION ZONE CONTAINING A CATALYST OF A CRYSTALLINE ALUMINOSILICATE SALT, MAINTAINED UNDER CONVERSION CONDITIONS, INTRODUCING INTO AND MAINTAINING DURING CONVERSION IN SAID REACTION ZONE A GAS CONSISTING ESSENTIALLY OF CARBON DIOXIDE PRESENT IN AN AMOUNT SUFICIENT TO EFFECTIVELY ENHANCE THE ACTIVITY OF SAID CATALYST, WHICH CATALYST HAS RIGID THREEDIMENSIONAL NETWORKS MADE UP OF UNIT CELLS CHARACTERIZED BY THE SUBSTANTIAL ABSENCE OF CHANGE IN UNIT CELL DIMENSIONS UPON DEHYDRATION AND REHYDRATION AND A SORPTION CAPACITY AT 760 MM. PRESSURE AND 25*C. OF AT LEAST 4 WEIGHT PERCENT OF NORMAL BUTANE AND COLLECTING THEE CATALYTICALLY TRRANSFORMED ORGANIC PRODUCT ISSUING FROM SAID REACTION ZONE.
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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) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |