Title:
パラフィン系供給原料から複数の潤滑油基油を製造する方法
Document Type and Number:
Japanese Patent JP2006520427
Kind Code:
A
Abstract:
A method for producing lubricant base oils is provided comprising the steps of: (a) hydroisomerizing a feedstock over a medium pore size molecular sieve catalyst under hydroisomerization conditions to produce an isomerized product having a pour point of greater than a target pour point of the lubricant base oils; (b) separating the isomerized product into at least a light lubricant base oil having a pour point less than or equal to the target pour point of the lubricant base oils and a heavy fraction having a pour point of equal to or greater than the target pour point of the lubricant base oils and a cloud point greater than the target cloud point of the lubricant base oils; and (c) dehazing the heavy fraction to provide a heavy lubricant base oil having a pour point less than or equal to the target pour point of the lubricant base oils and a cloud point less than or equal to the target cloud point of the lubricant base oils.
Inventors:
Miller, Stephen, Jay.
Rosenbaum, John, M.
Rosenbaum, John, M.
Application Number:
JP2006509050A
Publication Date:
September 07, 2006
Filing Date:
March 03, 2004
Export Citation:
Assignee:
Chevron U.S.A. Inc.
International Classes:
C10G65/04; C07C5/13; C10G2/00; C10G45/00; C10G45/02; C10G45/64; C10G47/00; C10G67/04; C10G67/06; C10G69/00; C10G71/00; C10G73/00; C10G73/02; C10M105/04; C10M177/00; C10N20/00; C10N70/00; C10M
Domestic Patent References:
| JPH09221685A | 1997-08-26 | |||
| JPH01301789A | 1989-12-05 | |||
| JPH0625679A | 1994-02-01 | |||
| JPS63154794A | 1988-06-28 |
Attorney, Agent or Firm:
Hideto Asamura
Hajime Asamura
Kameoka Mikio
Katsunori Ando
Hajime Asamura
Kameoka Mikio
Katsunori Ando