Low phosphorus/low zinc lubricants

C - Chemistry – Metallurgy – 10 – M

Patent

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C10M 141/08 (2006.01) C10M 135/00 (2006.01) C10M 141/12 (2006.01) C10M 161/00 (2006.01) C10M 167/00 (2006.01)

Patent

CA 1306740

ABSTRACT Low Phosphorus /Low Zinc Lubricants Lubricants having antiwear, corrosion inhibition and antioxidant performance appropriate to modern oil requirements with reduced or zero amounts of zinc and phosphorous and without the need for large amounts and/or expensive forms of antioxidant comprise 5 to 500 parts per million by weight (ppm) of added copper present in oil-soluble form, one or more added oil-soluble sulphur-containing compounds and a bearing corrosion inhibitor.

560011

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