Patent ID: 6830369
Filing Date: 2004-12-14
Classification: B01F

Abstract:
A mixing apparatus for use with a vessel having a contiguous sidewall centered about and defining a longitudinal axis, the mixing apparatus comprising:a mixing head having a tubular blade portion centered about and defining a head axis and having a first tube end and a second tube end spaced-apart from one another therealong, the blade portion tapering from the first tube end to the second tube end with the inner surface of the blade portion and the second end defining an inside blade diameter â€œIDâ€  and the outer surface of the blade portion and the first end defining an outer blade diameter â€œODâ€ ; mounting means for mounting the mixing head substantially coaxial to and within the vessel for longitudinal movement relative thereto; and reciprocating means for effecting said longitudinal relative movement of the mixing head in a reciprocating manner through a stroke length â€œSâ€ , with a duration â€œTâ€  for each cycle, wherein 175&lE;0.36Ã—OD2/ID2Ã—S/T&lE;250 when OD, ID and S are each expressed in inches, and T is expressed in minutes.