Lubricating oil compositions
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United States of America Patent
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Apr 3, 2001
Grant Date -
N/A
app pub date -
Jun 17, 1999
filing date -
Jun 17, 1998
priority date (Note) -
Expired
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Abstract
A lubricating oil composition is provided comprising a major amount of an oil of lubricating viscosity and a minor amount of, as an additive, at least one compound comprising a trinuclear tungsten core and bonded thereto a ligand or ligands capable of rendering the compound oil-soluble or oil-dispersible.
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