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pro vyhledávání: '"Melvin Couch"'
Autor:
James A. Mcgeehan, Bengt Otterholm, Sheila Yeh, Andrew Peter Walker, Melvin Couch, Andreas Hinz, James A. Rutherford
Publikováno v:
SAE International Journal of Fuels and Lubricants. 2:762-780
Publikováno v:
SAE Technical Paper Series.
Modern multi-grade engine lubricants are formulated to "stay in grade" during field service. Viscosity loss during the early stages of lubricant life is commonly believed to be caused by mechanical degradation of the viscosity modifier in the engine
Publikováno v:
SAE Technical Paper Series.