US3255101A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrocracking process with the use of a crystalline zeolite containing iron
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1963-06-20
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Granted: 1966-06-07
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Expires: 1983-06-20
Abstract
No abstract record available.
Inventors
- 👤 Jr William Floyd Arey
- 👤 Behrmann William Claus
- 👤 Mattox William Judson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:08
CPC Classifications
C; C10; C10G; C10G47/00; C10G47/02; C10G47/10; C10G47/12; C10G47/16; C10G47/20; B; B01; B01J; B01J29/00; B01J29/04; B01J29/06; B01J29/064; B01J29/072
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
A PROCESS FOR HYDROCRACKING HYDROCARBONS WHICH COMPRISES PASSING SAID HYDROCARBONS IN ADMIXTURE WITH HYDROGEN THROUGH A HYDROCRACKING ZONE MAINTAINED AT HYDROCRACKING CONDITIONS OF TEMPERATURE AND PRESSURE, CONTACTING SAID HYDROCARBONS WITHIN SAID ZONE WITH A HYDROCRACKING CATALYST COMPRISING A CRYSTALLINE METALLO ALUMINO-SILICATE HAVING UNIFORM PORE SIZES BETWEEN ABOUT 8 AND 15 ANGSTROMS AND A SILICA TO ALUMINA MOLAR RATIO OF AT LEAST 3 AND HAVING IRON INCORPORATED THEREIN BY CATION EXCHANGE, AND MAINTAINING SAID HYDROCARBONS IN CONTACT WITH SAID CATALYST FOR A PERIOD SUFFICIENT TO CONVERT A SUBSTANTIAL PORTION OF SAID HYDROCARBONS INTO LOWER BOILING PRODUCTS.
Claim 2
Dependent Claim
95 words
A PROCESS FOR HYDROCRACKING HYDROCARBONS WHICH COMPRISES PASSING SAID HYDROCARBONS IN ADMIXTURE WITH HYDROGEN THROUGH A HYDROCRACKING ZONE MAINTAINED AT HYDROCRACKING CONDITIONS OF TEMPERATURE AND PRESSURE, CONTACTING SAID HYDROCARBONS WITHIN SAID ZONE WITH A HYDROCRACKING CATALYST COMPRISING A CRYSTALLINE METALLO ALUMINO-SILICATE HAVING UNIFORM PORE SIZES BETWEEN ABOUT 8 AND 15 ANGSTROMS AND A SILICA TO ALUMINA MOLAR RATIO OF AT LEAST 3 AND HAVING IRON INCORPORATED THEREIN BY CATION EXCHANGE, AND MAINTAINING SAID HYDROCARBONS IN CONTACT WITH SAID CATALYST FOR A PERIOD SUFFICIENT TO CONVERT A SUBSTANTIAL PORTION OF SAID HYDROCARBONS INTO LOWER BOILING PRODUCTS.
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) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |