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German Gruber S A
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German Gruber S A
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ALIMENTADOR ENFRIADOR para molinos de martillos y trituradores centrífugos, caracterizado por el montaje sobre el eje C de brazos porta.palas D, cómodamente desmontables, en cuyo extremo van aplicadas palas curvas oblicuas E o palas en forma de reja de arado F.
Conditions for the excitation of stall flutter of compressor blades(Self-excitation conditions for bending torsional stall flutter of compressor blades in cascade)