Patent ID: 7549788
Filing Date: 2009-06-23
Classification: B01F,B01J

Abstract:
1. A fluid mixing apparatus for mixing different kinds of fluids comprising: a concentrically rectifying portion which rectifies fluids flowing into the concentrically rectifying portion to flow out as concentric flows; and a fluid mixing portion for mixing the concentric flow that is flowing out from the concentrically rectifying portion, wherein the concentric rectifying portion and the fluid mixing portion are separate members, wherein the concentrically rectifying portion comprises radial channels and axial through holes in a plate and includes plural outflow channels for allowing fluids as concentric flows, wherein said concentric rectifying portion is detachably mounted to the fluid mixing portion, wherein a rib is provided along an outflow direction between an innermost channel wall portion forming an innermost channel that is located innermost of the plural outflow channels and an adjacent channel wall portion located outside of the innermost channel wall portion and forming an outflow channel between the innermost channel wall portion and itself, and the innermost channel wall portion is supported onto the adjacent channel wall portion by the rib, wherein the downstream portion side of the rib is chamfered.