Patent · US Expired

Compressed gas systems utilizing a variable pressure membrane air drier, and method of operation thereof

US6616735B1 · kind B1 · utility

30Cited by
18References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 10, 2000
Grant dateSep 9, 2003
Priority date
Expiry dateNov 10, 2020

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D2313/22
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A compressed gas system utilizing a membrane air dryer is shown wherein, during unloading, additional sweep gas is provided to the membrane air dryer to prevent excess moisture from being introduced into the accumulator at the end of each unloading cycle. A membrane air drier for use in such system is also described.

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