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US3825612A Expired / Lapsed US ⏱️ 0.0 years remaining

Dehydrogenation with a multicomponent catalyst

Assignee: Universal Oil Products Co
•
Filing: 1972-11-03
•
Granted: 1974-07-23
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Expires: 1992-11-03
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Abstract

Abstract DEHYDROGEATABLE HYDROCARBONS ARE DEHYDROGENATED BY CONTACTING THEM AT DEHYDROGENATION CONDITIONS WITH A CATALYSTIC COMPOSITE COMPRISING A COMBINATION OF CATALYTICALLY EFFECTIVE AMOUNTS OF A PLATINUM GROUP COMPONENT, A NICKEL COMPONENT, A GROUP IVA METALLIC COMPONENT AND AN ALKALI OR ALKALINE EARTH COMPONENT WITH A PORROUS CARRIER MATERIAL. A SPECIFIC EXAMPLE OF THE DISCLOSED DEHYDROGENATION METHOD IS METHOD FOR DEHYDROGENATING A DEHYDROGENATABLE HYDROCARBON COMPRISING CONTACTING THE HYDROCARBON AT DEHYDROGENATION CONDITIONS WITH A CATALYST COMPRISING A COMBINATION OF A PLATINUM COMPONENT, A NICKEL COMPONENT, A GERMANIUM COMPONENT AND AN ALKALI OR ALKALINE EARTH COMPONENT WITH AN ALUMINA CARRIER MATERIAL. THE AMOUNTS OF THE CATALYTICALLY ACTIVE COMPONENTS CONTAINED IN THIS LAST COMPOSITE ARE, ON AN ELEMENTAL BASIS, 0.01 TO 5 WT. PERCENT PLATINUM, 0.01 TO 5 WT. PERCENT NICKEL, 0.01 TO 5 WT. PERCENT GERMANIUM AND 0.1 TO 5 WT. PERCENT OF THE ALKALI OR ALKALINE EARTH METAL.

Inventors

  • 👤 F Wilhelm

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 20:14
CPC Classifications
C; C07; C07C; C07C5/00; C07C5/32; C07C5/327; C07C5/333; C07C5/3335; C07C5/3337; C07C5/321; C07C5/324; C07C5/325; C07C2521/00; C07C2521/02; C07C2521/04; C07C2523/00; C07C2523/02; C07C2523/04; C07C2523/14; C07C2523/38; C07C2523/40; C07C2523/42; C07C2523/44; C07C2523/70; C07C2523/74; C07C2523/755; C07C2523/89

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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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) 1977-07-22 1978-01-21 1978-07-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-07-22 1982-01-21 1982-07-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-07-22 1986-01-21 1986-07-23 $7700.00 Window Closed / Lapsed

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