Method and apparatus for removing particulate contaminants...

Liquid purification or separation – Processes – Separating

Reexamination Certificate

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C210S791000, C210S409000

Reexamination Certificate

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06926839

ABSTRACT:
A filtration apparatus includes a filter element disposed at a 45 degree angle defining an upper chamber for solids and a lower chamber for liquid. A trough is disposed at the lower end of the filter element. The floor of the trough funnels toward a central drain and an overflow drain is located approximately 8 inches above the trough floor. The lower chamber is provided with a drain for recirculating water to a sprayer above the filter element and is also provided with an overflow drain approximately 8 inches above the floor.

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patent: 2002/0153334 (2002-10-01), Sharkey

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