US3308071A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of preparing a supported nickel catalyst
Assignee: BP PLC
•
Filing: 1963-06-19
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Granted: 1967-03-07
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Expires: 1983-06-19
Abstract
No abstract record available.
Inventors
- 👤 White Peter Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:35
CPC Classifications
B; B01; B01J; B01J37/00; B01J37/16; B01J37/18; B01J23/00; B01J23/70; B01J23/74; B01J23/755; B01J37/02; B01J37/0201; B01J37/0203; B01J37/0009; C; C10; C10G; C10G2400/00; C10G2400/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
A METHOD OF PREPARING EXTRUDED CATALYSTS COMPOSED OF NICKEL SUPPORTED ON A CARRIER, IN WHICH THE NICKEL CONTENT IS FROM 1% TO 50% OF NICKEL, EXPRESSED AS ELEMENTAL NICKEL, BY WEIGHT OF TOTAL CATALYST WHICH CATALYSTS REQUIRE ACTIVATION BY DECOMPOSITION OF A NICKEL COMPOUND TO ELEMENTAL NICKEL, COMPRISING, FORMING AN EXTRUDATE OF SAID NICKEL COMPOUND AND CARRIER, DRYING THE EXTRUDATE, AND THEREAFTER, BEFORE THE ACTIVATION, SUBJECTING THE EXTRUDATE TO ATTRITION TO REMOVE FROM 0.2 TO 1% WT., BY WEIGHT OF TOTAL CATALYST, OF THE EXTRUDATE EXTERIOR.
Claim 2
Independent Claim
86 words
A METHOD OF PREPARING EXTRUDED CATALYSTS COMPOSED OF NICKEL SUPPORTED ON A CARRIER, IN WHICH THE NICKEL CONTENT IS FROM 1% TO 50% OF NICKEL, EXPRESSED AS ELEMENTAL NICKEL, BY WEIGHT OF TOTAL CATALYST WHICH CATALYSTS REQUIRE ACTIVATION BY DECOMPOSITION OF A NICKEL COMPOUND TO ELEMENTAL NICKEL, COMPRISING, FORMING AN EXTRUDATE OF SAID NICKEL COMPOUND AND CARRIER, DRYING THE EXTRUDATE, AND THEREAFTER, BEFORE THE ACTIVATION, SUBJECTING THE EXTRUDATE TO ATTRITION TO REMOVE FROM 0.2 TO 1% WT., BY WEIGHT OF TOTAL CATALYST, OF THE EXTRUDATE EXTERIOR.
References Cited (Backward Citations)
US3041385A
Cited
US3098829A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |