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B22C15/00—Moulding machines characterised by the compacting mechanism; Accessories therefor
B22C15/28—Compacting by different means acting simultaneously or successively, e.g. preliminary blowing and finally pressing
B22C15/30—Compacting by different means acting simultaneously or successively, e.g. preliminary blowing and finally pressing by both pressing and jarring devices
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FR776790D1934-08-021934-08-02Procédé et appareil pour la fabrication des moules utilisés en fonderie
ExpiredFR776790A
(fr)