Wax isomerate yield enhancement by oxygenate pretreatment of...

Mineral oils: processes and products – Chemical conversion of hydrocarbons – Plural serial stages of chemical conversion

Reexamination Certificate

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C208S059000, C208S027000, C208S111300, C208S089000

Reexamination Certificate

active

10678690

ABSTRACT:
A waxy hydrocarbon feed is catalytically treated with a dewaxing catalyst that has been selectively activated. The selective activation of the catalyst involves treating the catalyst with at least one oxygenate. The selectively activated catalyst can then be used to dewax waxy hydrocarbon to improve yield and product quality of the isomerate product.

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