US3320182A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High activity nickel-alumina catalyst
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1963-10-21
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Granted: 1967-05-16
•
Expires: 1983-10-21
Abstract
No abstract record available.
Inventors
- 👤 William F Taylor
- 👤 John H Sinfelt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:25
CPC Classifications
B; B01; B01J; B01J23/00; B01J23/70; B01J23/76; B01J23/78; B01J23/74; B01J23/755; C; C10; C10G; C10G11/00; C10G11/02
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
125 words
A CATALYST OF HIGH ACTIVITY AND ACTIVITY MAINTENANCE FOR PRODUCING METHANE BY REACTION OF C5 TO C8 PARAFFINS WITH STEAM AND REACTION OF CO WITH H2 AT 600* TO 925* F., WHEN THE CATALYST IS ACTIVATED BY TREATMENT WITH H2 AT 600* TO 925*F., CONSISTING ESSENTIALLY OF AN INATERSPERSION OF NICKEL OXIDE AND ALUMINUM OXIDE IN DRIED AND CALCINED COPRECIPIATED NICKEL AND ALUMINUM COMPOUNDS OF THE CLASS CONSISTING OF HYDROXIDES, CARBONATES, AND BASIC CARBNATES, CONTAINING 40 TO 60 WT. PERCENT NI AND 60 TO 40 WT. PERCENT AL2O3 ON A DRY BASIS, HAVING A TOTAL SURFACE AREA OF ABOUT 100 TO 200 SQUARE METERS PER GRAM OF CATALYST AND HAVING 20 TO 30 SQUARE METERS OF NICKEL SURFACE AREA PER GRAM OF CATALYST WHEN ACTIVATED.
Claim 2
Dependent Claim
125 words
A CATALYST OF HIGH ACTIVITY AND ACTIVITY MAINTENANCE FOR PRODUCING METHANE BY REACTION OF C5 TO C8 PARAFFINS WITH STEAM AND REACTION OF CO WITH H2 AT 600* TO 925* F., WHEN THE CATALYST IS ACTIVATED BY TREATMENT WITH H2 AT 600* TO 925*F., CONSISTING ESSENTIALLY OF AN INATERSPERSION OF NICKEL OXIDE AND ALUMINUM OXIDE IN DRIED AND CALCINED COPRECIPIATED NICKEL AND ALUMINUM COMPOUNDS OF THE CLASS CONSISTING OF HYDROXIDES, CARBONATES, AND BASIC CARBNATES, CONTAINING 40 TO 60 WT. PERCENT NI AND 60 TO 40 WT. PERCENT AL2O3 ON A DRY BASIS, HAVING A TOTAL SURFACE AREA OF ABOUT 100 TO 200 SQUARE METERS PER GRAM OF CATALYST AND HAVING 20 TO 30 SQUARE METERS OF NICKEL SURFACE AREA PER GRAM OF CATALYST WHEN ACTIVATED.
Claim 3
Dependent Claim
38 words
A CATALYST AS DEFINED IN CLAIM 1 CONTAINING AN OXIDE OF A PROMOTER METAL OF THE CLASS CONSISTING OF BARIUM, STRONTIUM, CESIUM, AND POTASIUM IN A PROMOTING AMOUNT OF 0.001 TO 1.0 PROMOTER METAL ATOMS PER NICKEL ATOM.
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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) | 1970-05-15 | 1970-11-14 | 1971-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-15 | 1974-11-14 | 1975-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-15 | 1978-11-14 | 1979-05-16 | $7700.00 | Window Closed / Lapsed |