Classifying – separating – and assorting solids – Fluid suspension – Liquid
Reexamination Certificate
2005-01-11
2005-01-11
Lithgow, Thomas M. (Department: 1724)
Classifying, separating, and assorting solids
Fluid suspension
Liquid
C209S017000, C209S725000, C209S730000, C210S221200, C210S295000, C210S306000
Reexamination Certificate
active
06840383
ABSTRACT:
A particle separating apparatus is provided with a stock solution feeder (1) for supplying a stock solution containing particles, a bubble generator (2) for generating air bubbles to promote the separation of particles, a first separator (3) for separating the stock solution into a first concentrated solution and a first clear solution, a first discharge passage (4) for discharging the first concentrated solution separated by the first separator (3), a filtering device (5) provided inside the first separator (3) for filtering the particles in the first clear solution, a second separator (6) provided inside the filtering device (5) for separating the first clear solution into a second concentrated solution and a second clear solution, a second discharge passage (22) for discharging the second concentrated solution separated by the second separator (6) to the outside, and a clear solution guide passage (8) for guiding the second clear solution to the outside. Particles are effectively separated even in the case that a stock solution contains a large amount of particles having specific gravities similar to that of water.
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Patent Abstract of Japan, vol. 18, No. 61 (C-1160) Feb. 2, 1994.
Kanbara Tetsuya
Kitano Yoichiro
Nagahara Hironari
Lithgow Thomas M.
Mazda Motor Corporation
Nixon & Peabody LLP
Studebaker Donald R.
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