Catalyst – solid sorbent – or support therefor: product or process – Zeolite or clay – including gallium analogs – And additional al or si containing component
Reexamination Certificate
2006-10-24
2006-10-24
Johnson, Jonathan (Department: 1725)
Catalyst, solid sorbent, or support therefor: product or process
Zeolite or clay, including gallium analogs
And additional al or si containing component
C502S077000, C502S079000
Reexamination Certificate
active
07125818
ABSTRACT:
A dewaxing catalyst is selectively activated by treatment with an oxygenate. Selective activation is accomplished by treated the dewaxing catalyst with a carrier feed containing oxygenate. The selectively activated dewaxing catalyst when used to dewax waxy hydrocarbons results in improved yield of isomerate at equivalent pour point over a dewaxing catalyst which has not been oxygenate treated.
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Cody Ian A.
Hantzer Sylvain
Murphy William J.
Exxonmobil Research & Engineering Co.
Hughes Gerard J.
Johnson Jonathan
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