Patent · US Expired

Water purifying system

US4933046A · kind A · utility

11Cited by
11References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 6, 1988
Grant dateJun 12, 1990
Priority date
Expiry dateSep 6, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S203/11
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A water purifying system having a condenser made of two superposed sheets of hydrophobic plastic film bonded together to form a tortuous steam path through the condenser. As steam enters the condenser it is cooled by the ambient air, condensed into water and then removed from the condenser.

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