Engine wear protection in engines operated using...

Details Engine wear protection in engines operated using... Engine wear protection in engines operated using...

2007-10-25

2010-06-15

Griffin, Walter D (Department: 1797)

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

Lubricants or separants for moving solid surfaces and...

Organic sulfur compound, wherein the sulfur is single bonded...

C508S392000, C508S395000

Reexamination Certificate

active

07737094

ABSTRACT:
Lubricant formulations and methods for producing lubricant formulations are described that provide improved wear protection in engines operated using ethanol-based fuels. The improved wear protection may be provided by an increased amount of overbased calcium detergent present in the formulation.

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Japan Automobile Manufacturers Association, Daimlerchrysler Corporation, Ford Motor Company and General Motors Corporation, ILSAC GF-4 Standard for Passenger Car Engine Oils, Jan. 14, 2004.

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