Split vane blender

Agitating – Having specified feed means – By suction

Reexamination Certificate

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Details

C366S317000, C415S098000, C415S102000, C415S206000, C416S203000

Reexamination Certificate

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07967500

ABSTRACT:
An impeller vane assembly for blending liquids with solid particulate matter in which a center drive shaft extends through a housing having a solid particle inlet and a liquid inlet together with an outlet, and upper and lower impeller vanes are aligned respectively with the particle inlet and liquid inlet to cause intermixing of the solids and liquids by counterflow of the liquid into the upper impeller region, the upper and lower vanes being separated by a common divider plate, the upper vanes being radially split and lower vanes having outer split tips, the vanes being operative to balance the point at which the solids and liquid are intermixed between the solid particle inlet and annular space surrounding the impeller. In one embodiment, inner concentric expeller blades are employed with the upper impeller vanes to accelerate the flow of solid particles.

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