RARE EARTH MAGNET AND ITS MANUFACTURING METHOD

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PROBLEM TO BE SOLVED : To provide a simple and efficient fluorine compound processing method and configuration of a magnet realized by the method. SOLUTION : The magnet is composed of a magnetic substance containing iron and a rare earth element. A plurality of fluorine compound layers or acid fluorine compound layers are formed in the magnetic substance. The fluorine compound layer or acid fluorine compound layer has a magnet configuration with a long axis larger than the average particle diameter of crystal grains. COPYRIGHT : (C)2009, JPO&INPIT