Patent · US Expired

Filtering system for swimming pools or the like

US4134836A · kind A · utility

28Cited by
10References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 2, 1976
Grant dateJan 16, 1979
Priority date
Expiry dateJun 2, 1996

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D2201/0453
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A filtering system in which a plurality of filter assemblies are supported in a spaced relation relative to a common header which communicates with each of the assemblies. Each filter assembly consists of a plurality of individual filter units each of which is formed by a perforated tube and a filter material extending around the tube. The fluid to be filtered is drawn through the filter units and the header for passage externally of the system.

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