作者: Ruediger Dr Grau , Raimund Brueckner
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摘要: The method involves casting of melts, in particular, metal melts from a vessel (1) provided with channel (2) inlet and outlet openings (4, 3). is subjected to high-frequency oscillations frequency at least 5 kHz, ultrasonic the region 20 kHz above. appts. has one or more oscillation generators (7) attached (2).