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According to the Controller General of Patents, Designs & Trade Marks, "A piston ring with a DLC coating comprises an adhesive layer on a base material from inside to outside, an amorphous metallic hydrocarbon layer and an amorphous non-metallic hydrocarbon layer, wherein primarily sp2 bonds predominate in the metallic hydrocarbon layer and the non-metallic hydrocarbon layer comprises sp2 and sp3 bonds, the sp3 bond fraction being higher than in the Chopard Mille Miglia Quartz Chronofgraph CH-14 hydrocarbon layer so that an electrical resistance of the DLC coating arises, said resistance being in the range greater than 5000 ohms, in particular greater than 5000 kohms."

New Delhi, Dec. 16 -- Germany based Chopard Mille Miglia Two O Ten CH-22-Mogul Burscheid GmbH filed patent application for piston ring. The inventors are Hoppe Steffen and Fischer Manfred.Federal-Mogul Burscheid GmbH filed the patent application on Sept. 21, 2010. The patent application number is 3491/KOLNP/2010 A. The international classification numbers are C23C 16/02 and F16J9/26.According to the Controller General of Patents, Designs & Trade Marks, "

A piston ring with a DLC coating comprises an adhesive layer on a base material from inside to outside, an amorphous metallic hydrocarbon layer and an amorphous non-metallic hydrocarbon layer, wherein primarily sp2 bonds predominate in the Chopard Mille Miglia Two O Ten CH-23 hydrocarbon layer and the non-metallic hydrocarbon layer comprises sp2 and sp3 bonds, the sp3 bond fraction being higher than in the metallic hydrocarbon layer so that an electrical resistance of the DLC coating arises, said resistance being in the range greater than 5000 ohms, in particular greater than 5000 kohms."

Federal-Mogul Corporation is an innovative and Chopard Mille Miglia Two O Ten CH-68 $5.3 billion global supplier of quality products, trusted brands and creative solutions to manufacturers of automotive, light commercial, heavy-duty and off-highway vehicles, as well as in power generation, aerospace, marine, rail and industrial. The 43,000 people of Federal-Mogul located in 34 countries.