74444431
Oct 6, 1993
Dec 17, 1996
chemical additives for oils, for industrial lubricants, for lubricants for engines and machinery, and for all purpose lubricants
Chemicalsindustrial lubricants, lubricants for engines and machinery, all purpose lubricants, preserving and lubricating mono molecular hydrocarbon friction-reducing compounds, and low friction modifiers for protecting metal surfaces against abrasion and thermal damage
Lubricants and Fuels