Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of BE398304ApublicationCriticalpatent/BE398304A/xx
B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
B22C5/04—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by grinding, blending, mixing, kneading, or stirring
B22C5/0409—Blending, mixing, kneading or stirring; Methods therefor
B22C5/0454—Blending, mixing, kneading or stirring; Methods therefor with bottom disc rotating about a vertical axis or with receptacle rotating about a vertical or steeply inclined axis, e.g. with fixed or driven tools, such as rolls