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Priority to DD13889869ApriorityCriticalpatent/DD77377A1/en
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Piston for a refrigeration compressor comprises an oil collector arranged in an inner chamber and having a collecting surface lying next to a piston shroud and directed toward an access opening
Piston for a refrigeration compressor comprises an oil collector arranged in an inner chamber and having a collecting surface lying next to a piston shroud and directed toward an access opening