Patent US2504594A successfully refreshed from Google Patents.
Patent US3926845A successfully refreshed from Google Patents.
US3926845A
Expired / Lapsed
US
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Catalysts compositions
Assignee: Phillips Petroleum Co
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Filing: 1974-02-07
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Granted: 1975-12-16
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Expires: 1994-02-07
Abstract
Abstract Organic compounds are oxidatively dehydrogenated in the presence of a solid catalyst comprising cobalt, phosphorus, combined oxygen and at least one metal from the group indium, magnesium, aluminum, thorium, yttrium, cadmium, lead, beryllium, zinc, manganese, silver, cerium, zirconium, boron and calcium.
Inventors
- 👤 Robert S Cichowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:52
CPC Classifications
B; B01; B01J; B01J23/00; B01J23/70; B01J23/74; B01J23/75; B01J23/76; B01J27/00; B01J27/14; B01J27/16; B01J27/18; Y; Y10; Y10S; Y10S585/00; Y10S585/8995; Y10S585/906
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
35 words
A CATALYST COMPOSITION CONSISTING ESSENTIALLY OF A CALCINED MIXTURE OF COBALT, PHOSPHORUS AND A METAL PROMOTER, ME, SELECTED FROM THE GROUP CONSISTING OF INDIUM, ALUMINUM, YTTRIUM, CADMIUM, ZINC, LEAD AND BORON, CHARACTERIZED BY THE FORMULA
Claim 2
Dependent Claim
35 words
A CATALYST COMPOSITION CONSISTING ESSENTIALLY OF A CALCINED MIXTURE OF COBALT, PHOSPHORUS AND A METAL PROMOTER, ME, SELECTED FROM THE GROUP CONSISTING OF INDIUM, ALUMINUM, YTTRIUM, CADMIUM, ZINC, LEAD AND BORON, CHARACTERIZED BY THE FORMULA
Claim 3
Dependent Claim
9 words
The composition of claim 1 wherein Me is indium.
Claim 4
Dependent Claim
9 words
The composition of claim 1 wherein Me is aluminum.
Claim 5
Dependent Claim
9 words
The composition of claim 1 wherein Me is yttrium.
Claim 6
Dependent Claim
9 words
The composition of claim 1 wherein Me is cadmium.
Claim 7
Dependent Claim
9 words
The composition of claim 1 wherein Me is zinc.
Claim 8
Dependent Claim
9 words
The composition of claim 1 wherein Me is lead.
Claim 9
Dependent Claim
9 words
The composition of claim 1 wherein Me is boron.
References Cited (Backward Citations)
US3232888A
Cited
US3205181A
Cited
US3308188A
Cited
US3399246A
Cited
US3555105A
Cited
US3513216A
Cited
US3661804A
Cited
US3627672A
Cited
US3801670A
Cited
US3793225A
Cited
US3828101A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-12-15 | 1979-06-16 | 1979-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-12-15 | 1983-06-16 | 1983-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-12-15 | 1987-06-16 | 1987-12-16 | $7700.00 | Window Closed / Lapsed |