Patent · US Expired

Device for removing dissolved gas from a liquid

US5425803A · kind A · utility

40Cited by
16References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 5, 1994
Grant dateJun 20, 1995
Priority date
Expiry dateJul 5, 2014

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC23C16/448
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

An apparatus and a method for delivering a liquid are disclosed. The liquid contained in a vessel is subjected to a pressurized gas. Any pressurized gas dissolved in the liquid is removed in a degas module by passing the liquid through a gas permeable tube subjected to a pressure differential. Then the liquid is dispensed by a liquid mass flow controller.

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