Patent · US Active

System and method of greywater recovery and reuse

US10138138B2 · kind B2 · utility

2Cited by
25References
20Claims
0Family size

Inventors

Key dates

Filing dateJun 5, 2013
Grant dateNov 27, 2018
Priority date
Expiry dateSep 7, 2035

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02A20/30
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A greywater recovery and reuse system is shown, including a body for collecting, conditioning and discharging greywater. The body has an inlet connection to a source of greywater; a filter for filtering the greywater; a tank for receiving the filtered greywater; a disinfector for disinfecting the filtered greywater; a pump for discharging the conditioned greywater from said tank to a toilet that needs flushing water; a discharge connection to a sanitary sewer system; a fresh water connection and a control system for controlling the operation of the greywater recovery and reuse system. The system includes a controller for operating the system and dealing with certain alarm and status conditions. Methods of operating the system are also comprehended.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.