Patent · US Expired

Vacuum application method and apparatus for removing liquid contaminants from groundwater

US5979554A · kind A · utility

1Cited by
12References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 27, 1997
Grant dateNov 9, 1999
Priority date
Expiry dateOct 27, 2017

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D19/0042
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A method an apparatus for transforming volatile compounds from the liquid to vapor phase is disclosed. Specifically, a method and apparatus for transforming liquid phase soil contaminants to vapor phase contaminants through application of a vacuum is disclosed. A method and apparatus for connecting two or more phase transforming apparatus'is also disclosed.

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