C - Chemistry – Metallurgy – 10 – M
Patent
C - Chemistry, Metallurgy
10
M
253/22
C10M 141/08 (2006.01)
Patent
CA 1190215
Abstract of the Disclosure An improved transparent lubricating oil composi- tion, e.g., useful as a high severity metal cutting oil, com- prises a major amount of oil of lubricating viscosity; a minor, effective amount of at least one sulfur-containing compound; and a minor, effective amount of elemental sulfur. Both the sulfur-containing compound and the sulfur are present in amounts to be soluble in the composition and the combination of sulfur-containing compound and elemental sulfur is present in an amount effective to improve the extreme pressure properties of the composition. Improved methods of metal working using such com- positions are also disclosed.
410250
Atlantic Richfield Company
Osler Hoskin & Harcourt Llp
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