DE102019104926A1
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Piston ring with oil guide bores and associated piston
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DE102019104274A1
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OIL WIPER PISTON RING
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DE102016116807B3
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Two-piece oil scraper ring with axial stabilization and twist compensation
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DE102016114158A1
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Device for detecting cylinder temperatures
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DE102016110131A1
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Two-piece oil scraper ring with oil pressure effect webs
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DE102016107874A1
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Sliding element, in particular piston ring
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DE102016104450A1
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piston ring
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DE102016104454A1
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piston ring
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DE102016104356A1
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Method and device for calibrating an oil consumption meter
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DE102016101010B3
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Twisted piston ring
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DE102015116838B3
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piston ring
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DE102015111672A1
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piston ring
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DE102015111306B3
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Compression piston ring with profiling
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DE102015008471A1
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piston oil control ring
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DE102015008470A1
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piston oil control ring
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DE102015008469A1
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piston oil control ring
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DE102015109826A1
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Piston ring with groove seal
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DE102014223989A1
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Two-piece piston ring
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DE102013012328A1
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Method and device for converting a piston ring package
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DE102013206729A1
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Piston ring and method for its production
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