Liquid purification or separation – Processes – Treatment by living organism
Reexamination Certificate
2007-02-02
2009-06-02
Upton, Christopher (Department: 1797)
Liquid purification or separation
Processes
Treatment by living organism
C210S617000, C210S150000, C210S170080
Reexamination Certificate
active
07540960
ABSTRACT:
A system for treating liquids by forming bacteria flora using earthworm humus is disclosed. In some embodiments, the system includes a containment tank for receiving a contaminated liquid distributed through an opening into the tank, the containment tank further including a layer of earthworm humus through which the liquid is filtered, a medium layer for bacteria inoculation below the earthworm humus layer in the containment tank, and an inert layer below the medium layer proximate to the base of the containment tank.
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patent: 7361268 (2008-04-01), Ogden
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patent: 2004/0065610 (2004-04-01), Shankar et al.
Perkins Coie LLP
Upton Christopher
Villagra Fuentes Alex Manuel
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