Title:
【発明の名称】低温特性に優れた潤滑用基材油及びその製造方法
Document Type and Number:
Japanese Patent JP2002503755
Kind Code:
A
Abstract:
A method for producing a lube basestock from a waxy feed is disclosed in which a feed containing to 50 wt % or more of wax is hydrotreated and stripped to lower the nitrogen and sulfur content of the feed. The feed is then hydroisomerized under conditions to 370° C. hydrocatalytically dewaxed with a catalyst comprising a mixture of a catalytically active metal on a zeolite dewaxing catalyst and an amorphous catalyst, or alternatively is solvent dewaxed and then hydrocatalytically dewaxed with the just described catalyst.
Inventors:
Murphy, William, John
Kodi, Ian, Alfred
Silver Nagel, Bernardo, George
Kodi, Ian, Alfred
Silver Nagel, Bernardo, George
Application Number:
JP2000531519A
Publication Date:
February 05, 2002
Filing Date:
February 12, 1999
Export Citation:
Assignee:
EXXON RESEARCH AND ENGINEERING COMPANY
International Classes:
C07C5/13; C07C5/22; C10G35/06; C10G35/095; C10G45/00; C10G45/02; C10G45/64; C10G65/04; C07C5/00; C10G67/04; C10G71/00; (IPC1-7): C10G71/00; C07C5/00; C07C5/13; C07C5/22; C10G35/06; C10G35/095; C10G45/00; C10G45/02
Domestic Patent References:
| JPS62112691A | 1987-05-23 | |||
| JPS61179294A | 1986-08-11 | |||
| JPH08209153A | 1996-08-13 | |||
| JPH07228876A | 1995-08-29 | |||
| JPH10509199A | 1998-09-08 |
Foreign References:
| WO1996016142A1 | 1996-05-30 |
Attorney, Agent or Firm:
Kenji Kawabi