Accession Number : AD0713772

Title :   TRANSMISSION OIL ST-20,

Corporate Author : FOREIGN TECHNOLOGY DIV WRIGHT-PATTERSON AFB OHIO

Personal Author(s) : Nikolaev,V. F. ; Zolotareva,N. N. ; Sokolov,A. E. ; Shapiro,A. Z. ; Stolyarenko,G. A.

Report Date : 27 AUG 1970

Pagination or Media Count : 7

Abstract : The patent involves a transmission oil having a petroleum base with DF-11 fillers - zinc dialkyl-dithiophosphate and sulfol-bis(trichloropentyl)sulfide. A narrow petroleum fraction having a viscosity of 4.9-5.8 centistokes at 50 degrees centigrade with a thickener of vinyl-n-butyl ester vinypol polymerizate is used as a petroleum base for the purpose of improving the operating characteristics of the oil. The oil consists of 93-94 percent by weight of Anastas'yevskaya crude fractions, 6-7 percent by weight of vinylpol, plus the following fillers (above 100 percent) DF-11, 4-5 percent by weight, and sulfol 3-4 percent by weight. (Author)

Descriptors :   (*LUBRICANTS, TRANSMISSIONS(MECHANICS)), LUBRICANT ADDITIVES, SULFIDES, PHOSPHATES, PATENTS, USSR

Subject Categories : Lubricants and Hydraulic Fluids

Distribution Statement : APPROVED FOR PUBLIC RELEASE