Wastewater trickle tower biomedia strands arrangement

Details Wastewater trickle tower biomedia strands arrangement Wastewater trickle tower biomedia strands arrangement

2005-04-26

2005-04-26

Upton, Christopher (Department: 1724)

Liquid purification or separation

With gas-liquid surface contact means

C210S615000

Reexamination Certificate

active

06884342

ABSTRACT:
A wastewater trickle tower has at least one biomedia grate including pairs of upper hanger bars, pairs of lower hanger bars, and spaced-apart rows of biomedia strands, preferably looped cord strands, connecting the upper and lower hanger bars. Upper ends of the strands are secured between pairs of the upper hanger bars, and lower ends of the strands are secured between pairs of the lower hanger bars. A base receptacle to collect wastewater is disposed below the grate. The upper hanger bars are secured together as a unit, the lower hanger bars are secured together as a unit, and a tensioning arrangement is provide for tensioning the strands by influencing the upper and lower hanger bars apart.

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