US3210267A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catalytic cracking of hydrocarbons with the use of a crystalline zeolite catalyst containing rare earths and a porous matrix
Assignee: ExxonMobil Oil Corp
•
Filing: 1965-04-20
•
Granted: 1965-10-05
•
Expires: 1985-04-20
Abstract
No abstract record available.
Inventors
- 👤 Charles J Plank
- 👤 Edward J Rosinski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:11
CPC Classifications
C; C10; C10G; C10G47/00; C10G47/02; C10G47/10; C10G47/12; C10G47/16; B; B01; B01J; B01J29/00; B01J29/04; B01J29/06; B01J29/08; B01J29/085; B01J29/087; C07; C07C; C07C4/00; C07C4/08; C07C4/12; C07C4/14; C07C4/18; C10G11/00; C10G11/02; C10G11/04; C10G11/05; B01J2229/00; B01J2229/30; B01J2229/42; C07C2521/00; C07C2521/16; C07C2529/00; C07C2529/04; C07C2529/06; C07C2529/08; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
IN THE CATALYTIC CRACKING OF HYDROCARBON OIL TO PRODUCE HYDROCARBONS OF LOWER BOILING RANGE, THE IMPROVEMENT OF CONTACTING SAID OIL UNDER CATALYTIC CRACKING CONDITIONS WITH A CATALYTIC COMPOSITION HAVING A TOTAL SODIUM CONTENT OF LESS THAN ABOUT 1 WEIGHT PERCENT COMPRISING A POROUS MATRIX AND UP TO 25 WEIGHT PERCENT OF A CRYSTALLINE ALUMINOSILICATE ZEOLITE THE CATIONS OF WHICH CONSIST ESSENTIALLY OF METAL CHARACTERIZED BY A SUBSTANTIAL PORTION OF RARE EARTH METAL, SAID ALUMINOSILICATE RESULTING FROM ION EXCHANGE WITH SOLUTIONS OF METAL SALTS ONLY AND HAVING A STRUCTURE OF RIGID THREE-DIMENSIONAL NETWORKS AND UNIFORM PORE OPENINGS OF A SIZE GREATER THAN 6 ANGSTROMS AND LESS THAN 15 ANGSTROMS.
Claim 2
Dependent Claim
108 words
IN THE CATALYTIC CRACKING OF HYDROCARBON OIL TO PRODUCE HYDROCARBONS OF LOWER BOILING RANGE, THE IMPROVEMENT OF CONTACTING SAID OIL UNDER CATALYTIC CRACKING CONDITIONS WITH A CATALYTIC COMPOSITION HAVING A TOTAL SODIUM CONTENT OF LESS THAN ABOUT 1 WEIGHT PERCENT COMPRISING A POROUS MATRIX AND UP TO 25 WEIGHT PERCENT OF A CRYSTALLINE ALUMINOSILICATE ZEOLITE THE CATIONS OF WHICH CONSIST ESSENTIALLY OF METAL CHARACTERIZED BY A SUBSTANTIAL PORTION OF RARE EARTH METAL, SAID ALUMINOSILICATE RESULTING FROM ION EXCHANGE WITH SOLUTIONS OF METAL SALTS ONLY AND HAVING A STRUCTURE OF RIGID THREE-DIMENSIONAL NETWORKS AND UNIFORM PORE OPENINGS OF A SIZE GREATER THAN 6 ANGSTROMS AND LESS THAN 15 ANGSTROMS.
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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) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |