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Title:
IMPROVEMENT IN QUALITY CONTROL OF FUNCTIONAL FLUID
Document Type and Number:
Japanese Patent JP2013209660
Kind Code:
A
Abstract:

To provide a method for controlling the quality of a functional fluid.

A method for controlling the quality of a functional fluid includes steps of: adding a metal compound comprising Bismuth (Bi), Cesium (Cs), Cobalt (Co), Manganese (Mn), Neodymium (Nd), Nickel (Ni), Strontium (Sr), Titanium (Ti) and/or Zirconium (Zr) to a component of a lubricant; mixing the component with a base oil; measuring the concentration of the metal compound in the functional fluid; and comparing an expected concentration of the metal compound with the measured concentration.


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Inventors:
KINKER BERNARD
WANG JEN-LUNG
SOUCHIK JOAN
Application Number:
JP2013113630A
Publication Date:
October 10, 2013
Filing Date:
May 30, 2013
Export Citation:
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Assignee:
EVONIK OIL ADDITIVES GMBH
International Classes:
C10M177/00; C10M129/40; C10M145/14; C10M145/16; C10N10/02; C10N10/04; C10N10/06; C10N10/08; C10N10/10; C10N10/14; C10N10/16; C10N20/04; C10N30/00; C10N40/00; C10N40/08; C10N40/20; C10N70/00
Domestic Patent References:
JPH02502382A1990-08-02
JPH06343949A1994-12-20
Foreign References:
WO2005071403A12005-08-04
Attorney, Agent or Firm:
Einzel Felix-Reinhard
Takuya Kuno
Kiyoshi Kuruma



 
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