USE OF A LUBRICANT OIL COMPOSITION, AND METHOD AND COMPOSITION OF LUBRICANT OIL TO IMPROVE ENERGY CONSUMPTION IN A HYDRAULIC SYSTEM BY REDUCING THE LOAD ON A HYDRAULICALLY OPERATED LIFTING DEVICE

摘要

The present invention provides the use of a lubricating oil composition comprising a base oil and one or more viscosity index improvers, wherein the lubricating oil composition has a Viscosity Index (VI; according to ASTM D2280) of at least 190 for improving the energy consumption in a hydraulic system.