Patent · US Active

Combination biological contactor and self-backwashing filter systems

US11130693B1 · kind B1 · utility

0Cited by

5References

20Claims

0Family size

Assignee

WesTech Engineering, LLC · US

Inventors

Thomas Martin Dumbaugh · Maxwell, US
Eric Allen Lawrence · Madrid, US
Rand S Faaborg · Garden City, US
Darrell Wayne Christianson · Boone, US
Brian Lee Primrose · Nevada, US
Rene Ann Carson · Ames, US

Key dates

Filing date	Jan 30, 2020
Grant date	Sep 28, 2021
Priority date	—
Expiry date	Jan 30, 2040

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02W10/10
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A combination biological contactor and self-backwashing filter system for water treatment is disclosed. The system may include a treatment vessel defining an upper chamber and a lower chamber. A biological contactor may be disposed within the upper chamber, and a filter may be disposed in the lower chamber. A contactor outlet conduit and inlet manifold may be used to transfer water from the biological contactor to filter cells within the filter.

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