Status of lubricants in earlier days of motor vehicle as compared with demands made upon oils today as result of increased compression ratios and faster engine speeds giving rise to higher temperatures and pressures; advent of chemical additives; functions of additives; regular, premium and heavy duty automotive oils; transmission lubrication; research need.
Keeping wheels turning
Sci Lubrication
Scientific Lubrication ; 1 , n 1
1948
Aufsatz (Zeitschrift)
Englisch
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