US3555105A
Expired / Lapsed
US
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Dehydrogenation
Assignee: Phillips Petroleum Co
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Filing: 1968-02-19
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Granted: 1971-01-12
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Expires: 1988-02-19
Abstract
Abstract CATALYSTS FORMED FROM A PHOSPHORUS-CONTAINING COMPOUND SUCH AS PHOSPHORIC ACID, A TIN COMPOUND SUCH AS TIN CHLORIDE, AND AT LEAST ONE OF A GROUP I-B, II-B, OR VIII METAL OR A COMPOUND CONTAINING AT LEAST ONE OF SAID METALS ARE USED FOR OXIDATIVE DEHYDROGENATION.
Inventors
- 👤 George J Nolan
- 👤 Robert J Hogan
- 👤 Emory W Pitzer
- 👤 Elliott P Doane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:34
CPC Classifications
B; B01; B01J; B01J27/00; B01J27/14; B01J27/16; B01J27/18; B01J27/1802; C; C07; C07C; C07C5/00; C07C5/42; C07C5/48; Y; Y10; Y10S; Y10S585/00; Y10S585/8995; Y10S585/906
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |