US3227658A
Expired / Lapsed
US
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Activation of group viii metal-containing catalysts
Assignee: Phillips Petroleum Co
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Filing: 1962-03-09
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Granted: 1966-01-04
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Expires: 1982-03-09
Abstract
No abstract record available.
Inventors
- 👤 John W Myers
- 👤 William N Axe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:37
CPC Classifications
B; B01; B01J; B01J27/00; B01J27/14; B01J27/185; B01J27/1856; B01J23/00; B01J23/38; B01J23/40; B01J23/42; B01J23/70; B01J27/1853; B01J21/00; B01J21/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A PROCESS FOR INCREASING THE ACTIVITY OF A CATALYST CONSISTING ESSENTIALLY OF A GROUP VIII METAL-CONTAINING HYDROGENATING COMPONENT DEPOSITED ON A POROUS ACTIVE ALUMINACONTAINING SUPPORT WHICH COMPRISES HEATING SAID CATALYST IN DRY CONDITION IN A DRY GASEOUS AMBIENT INCLUDING A SUBSTANTIAL AND ACTIVATING CONCENTRATION OF AT LEAST ONE VOLATILE ACTIVATING AGENT OF THE GROUP CONSISTING OF BCL3, BBR3, POCL3, POBR3, PCL3, PCL5, PBR3 AND MIXED CHLOROBROMIDES THEREOF AT A TEMPERATURE IN THE RANGE OF 700 TO 1500*F. FOR A PERIOD IN THE RANGE OF 0.1 TO 10 HOURS.
Claim 2
Dependent Claim
88 words
A PROCESS FOR INCREASING THE ACTIVITY OF A CATALYST CONSISTING ESSENTIALLY OF A GROUP VIII METAL-CONTAINING HYDROGENATING COMPONENT DEPOSITED ON A POROUS ACTIVE ALUMINACONTAINING SUPPORT WHICH COMPRISES HEATING SAID CATALYST IN DRY CONDITION IN A DRY GASEOUS AMBIENT INCLUDING A SUBSTANTIAL AND ACTIVATING CONCENTRATION OF AT LEAST ONE VOLATILE ACTIVATING AGENT OF THE GROUP CONSISTING OF BCL3, BBR3, POCL3, POBR3, PCL3, PCL5, PBR3 AND MIXED CHLOROBROMIDES THEREOF AT A TEMPERATURE IN THE RANGE OF 700 TO 1500*F. FOR A PERIOD IN THE RANGE OF 0.1 TO 10 HOURS.
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) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |