| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a powder containing a ferromagnetic body whose raw material comprises non-magnetic substances (non-magnetic elements), and to provide a simple manufacturing method of the powder. <P>SOLUTION: The manufacturing method of the powder containing the ferromagnetic body has a process for mixing a carbon powder and a metal strontium within a range of the mass ratio of 1:1 to 1:30, a process for vacuum-filling the mixed substances into a heat-resistant container, and a process for heat-treating the mixed substances at a temperature of 500°C or above but 900°C or below. <P>COPYRIGHT: (C)2010,JPO&INPIT |
