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Title:
軽質供給原料からの基油製造のための接触方法及びシステム
Document Type and Number:
Japanese Patent JP2013512318
Kind Code:
A
Abstract:
Processes and catalyst systems are provided for dewaxing a light hydrocarbon feedstock to form a lubricant base oil. A layered catalyst system of the present invention may comprise a first hydroisomerization dewaxing catalyst disposed upstream from a second hydroisomerization dewaxing catalyst. Each of the first and second hydroisomerization dewaxing catalysts may be selective for the isomerization of n-paraffins. The first hydroisomerization catalyst may have a higher level of selectivity for the isomerization of n-paraffins than the second hydroisomerization dewaxing catalyst.

Inventors:
Krishna, Kamala
Ray, Guan-Dao
Application Number:
JP2012541239A
Publication Date:
April 11, 2013
Filing Date:
June 24, 2011
Export Citation:
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Assignee:
Chevron U.S.A. Inc.
International Classes:
C10G65/02; C10G45/00; C10G45/58; C10M101/02; C10M177/00; C10N30/02; C10N40/25; C10N70/00
Domestic Patent References:
JP2011508049A2011-03-10
JP2008519095A2008-06-05
JP2009242652A2009-10-22
JP2011508049A2011-03-10
JP2008519095A2008-06-05
JP2009242652A2009-10-22
Attorney, Agent or Firm:
Asamura patent office
Hideto Asamura
Hajime Asamura
Makoto Tatsumi
Katsunori Ando