A New or Improved Process for Improving the Quality of Aluminium.

摘要

22,753. Haddan, H. J., [Meteorit Ges.]. Nov. 11. Casting, treating aluminium for. In order to improve the quality of aluminium, a small proportion of phosphorus, and in some cases magnesium, is added. The Figure shows suitable apparatus. The phosphorus is placed in a perforated receptacle a and stirred in the molten aluminium. In casting, the alloy should be poured into a red-hot mould, and then taken out and allowed to cool in the air.