Environmentally friendly solid lubricant sticks

Details Environmentally friendly solid lubricant sticks Environmentally friendly solid lubricant sticks

2011-05-17

2011-05-17

Griffin, Walter D (Department: 1774)

Solid anti-friction devices, materials therefor, lubricant or se

Solid anti-friction device, article or material therefor

Heavy metal or aluminum compound

C508S102000, C508S591000

Reexamination Certificate

active

07943556

ABSTRACT:
A solid lubricant and composition useful for lubricating the flanges of locomotive wheels, railcar wheels, rail tracks and in applications where it is desirable to reduce friction when metal contacts metal. The solid lubricant having from about 25% to about 70% by volume of a biopolymer polymeric carrier, about 5% to 75% percent by volume of organic and inorganic extreme pressure additives, about 0% to 20% by volume synthetic extreme pressure anti-wear liquid oil, and about 0% to 1% by volume optical brightener.

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Written Opinion From PCT Application.

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