Not yet API midyear refining meet told long-life greases have been developed, but lifetime engine oil not in sight. ... ion Highway consumption 10 Gasoline Diesel fuel .3 1950 1955 1960 1965 1970 1973 ext 10 years addition, major processing changes during the ... But the lifetime lubricant for passenger-car engines has not been achieved, and it doesna#39;t appear to be just around ... The lifetime lubricant for manual-transmission oils is already a reality, and seasonal changes are rare.
|Title||:||Oil & Gas Journal|