Patent · US Expired

Leak detection system

US5258050A · kind A · utility

3Cited by
2References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 14, 1991
Grant dateNov 2, 1993
Priority date
Expiry dateAug 14, 2011

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D57/00
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A method of separating a lighter gas from heavier gases. A series of pumps is used. A gas to be separated out from a mixture of gases is introduced at an exhaust port of one of the pumps, with the lighter gas among them traveling upstream into a container.

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