METHOD OF OXIDATION STABILITY TESTING OF LUBRICANTS Russian patent published in 2007 - IPC G01N25/02 

Abstract RU 2298173 C1

FIELD: measuring technique.

SUBSTANCE: method comprises testing two samples of the lubricant of the same mass, the first sample being tested without catalyzer and the second sample being tested in the presence of catalyzer, determining transparency coefficient by means of photometric measurements, plotting time dependences of the transparency coefficient, and determining oxidation stability of the lubricant from the equation presented.

EFFECT: enhanced precision.

3 dwg, 1 tbl

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RU 2 298 173 C1

Authors

Malysheva Natal'Ja Nikolaevna

Koval'Skij Boleslav Ivanovich

Shun'Kina Marina Aleksandrovna

Metelitsa Artem Aleksandrovich

Gavrilov Vasilij Vladimirovich

Dates

2007-04-27Published

2005-11-22Filed