| 摘要 |
The present addition is aimed at improvements to the device which is the subject of the main patent. According to the present addition, current-conducting particles 8 are distributed uniformly or otherwise in the mass of a mould 1, in a density capable of permitting the passage of a current supplied by an electrical supply source connected to electrodes 9 firmly attached to the wall of the mould 1. The device of the addition permits the manufacture of any moulded pieces whatsoever with control of the temperature of the moulding cavity. <IMAGE>
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