Title:
【発明の名称】突然変異誘発指数を低下させるための潤滑剤抽出物の選択的再抽出
Document Type and Number:
Japanese Patent JP2001517262
Kind Code:
A
Abstract:
A process for reducing the Mutagenicity Index and/or the PCA content of a lubricating oil extract by re-extracting a lubricating oil extract with a second extraction solvent, different from the first extraction solvent, to form a secondary raffinate and a secondary extract mix; separating the secondary raffinate from the secondary extract mix; and separating the secondary raffinate and the secondary extract from said second extraction solvent.
Inventors:
Gupte, Anaga Avinash
Mahler, David Owen
Mahler, David Owen
Application Number:
JP54161898A
Publication Date:
October 02, 2001
Filing Date:
February 10, 1998
Export Citation:
Assignee:
MOBIL OIL CORPORATION
International Classes:
C10G21/02; C10G21/12; C10G21/16; C10G21/20; C10G21/22; C10G21/28; C10G53/06; C10M177/00; C10N30/00; C10N70/00; (IPC1-7): C10M177/00; C10G21/02; C10G21/12; C10G21/16; C10G21/20; C10G21/22; C10G53/06
Attorney, Agent or Firm:
Aoyama Ryo (2 outside people)