Patent · US Expired

Demineralizer

US4563272A · kind A · utility

22Cited by
3References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 6, 1983
Grant dateJan 7, 1986
Priority date
Expiry dateSep 6, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC02F1/045
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A demineralizer for treatment of raw water through at least one pure water production unit. The demineralizer comprises a purity measuring meter for measuring a purity of water in downstream of the unit, a valve for preventing water to flow to next process of the treatment from the unit and a controlling unit for actuating the valve when measuring value of the meter is smaller than a desire value.

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