Grey water treatment system
AssigneeCulligan International Company
InventorsKumudika Premathilake, Gene Wayman, Sharyn Schnabel, Kerry Quinn
Life of this patent
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Abstract
A grey water treatment system for use in conjunction with a water softener, including a grey water holding tank including a first inlet configured to receive grey water and a second inlet configured to receive spent brine from the water softener. The spent brine is mixed with the grey water in the holding tank to flocculate suspended solids in the grey water for subsequent removal.
Claims16
A grey water treatment system comprising:
- a grey water source;
- a water softener;
- a source of spent brine produced by said water softener;
- and
- a grey water holding tank including a first inlet connected to said grey water source and configured to receive grey water from said grey water source, and a second inlet connected to said water softener and configured to receive spent brine from the source of spent brine produced by said water softener, wherein the spent brine is mixed with the grey water to flocculate suspended solids in the grey water for subsequent removal.
A grey water treatment system for use in conjunction with a water softener, comprising:
- a grey water source;
- a water softener;
- a source of spent brine produced by said water softener;
- a grey water holding tank including a first inlet connected to said grey water source and configured to receive grey water and a second inlet connected to said water softener and configured to receive spent brine from the said source of spent brine produced by said water softener, wherein the spent brine is mixed with the grey water to flocculate suspended solids in the grey water;
- at least one filter connected to said holding tank, said at least one filter configured to remove the flocculated solids from the grey water stored in said holding tank;
- and
- a disinfector connected to said at least one filter and configured to disinfect the grey water.
A grey water treatment system for use in conjunction with a water softener, comprising:
- a grey water source;
- a water softener;
- a source of grey water produced by said water softener;
- a grey water holding tank including a first inlet connected to said grey water source and configured to receive grey water and a second inlet connected to said water softener and configured to receive spent brine from said source of grey water produced by said water softener, wherein the spent brine is mixed with the grey water to flocculate suspended solids in the grey water;
- a first filter connected to said holding tank configured to remove flocculated solids from the grey water;
- a second filter connected to said first filter and configured to remove dissolved solids remaining in the grey water;
- a third filter connected to said second filter and configured to perform nano-filtration of the grey water;
- and
- a disinfector connected to said third filter and configured to disinfect the grey water.
Dependencies are inferred from the claim text.