Liquid purification or separation – Filter – Movable medium
Reexamination Certificate
2005-03-16
2008-03-18
Menon, Krishnan (Department: 1797)
Liquid purification or separation
Filter
Movable medium
C210S415000, C210S414000, C210S413000, C100S117000, C100S126000, C100S127000, C100S128000, C100S129000, C100S145000, C100S146000, C100S150000, C100S337000, C100S338000
Reexamination Certificate
active
07344033
ABSTRACT:
To provide a solid-liquid separator in which a treatment object such as sludge can be transported without clogging, liquid can be efficiently separated from the treatment object, and a maintenance operation can be easily conducted. Movable plates12and fixed plates13are disposed alternately, two screws21, 22are disposed in recess sections14, 15formed in the movable plates12and fixed plates13, parts of blade sections25, 26of the two screws21, 22overlap each other, the two screws21, 22are rotary driven, and the liquid is discharged from the gap between the movable plates12and fixed plates13, while the treatment object is being transported. When the movable plates12are replaced, the two screws21, 22are lifted up and then the movable plates12are pulled up and replaced.
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“Journal of Water and Waste,” vol. 45, No. 2, p. 9 and cover.
Journal of Water and Waste, vol. 45, No. 2, p. 9, Feb. 1, 2003.
“Journal of Water and Waste,” vol. 45, No. 2, p. 9 and cover, Feb. 1, 2003.
Amukon Kabushiki Kaisha
Faegre & Benson LLP
Kurtz Benjamin
Menon Krishnan
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