OIL RING WIRE ROD MANUFACTURING METHOD
PROBLEM TO BE SOLVED: To provide a method of manufacturing a small-section two-piece-type oil ring wire rod for reducing man-hours with no performance deterioration of an oil ring. SOLUTION: The method of manufacturing the two-piece-type oil ring wire rod with its approximately H-shaped cross sectio...
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Main Authors | , , , , |
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Format | Patent |
Language | English |
Published |
25.10.2007
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Subjects | |
Online Access | Get full text |
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