专利名称：ELECTROMAGNETIC FLOW METER发明人：SATOH I,JA,KAWAMATA I,JA,AI M,JA申请号：US300072申请日：19721026公开号：US3827298A公开日：19740806
摘要：An electromagnetic flow meter utilizing Faraday's law is disclosed. The flowmeter transmitter has a magnetic field forming means including a core, which is a castcore made of a ferromagnetic material containing silicon.
申请人：HITACHI LTD,JA
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