Patent · US Expired

Method and arrangement for influencing liquid in ground

US5348420A · kind A · utility

18Cited by
8References
25Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 24, 1992
Grant dateSep 20, 1994
Priority date
Expiry dateDec 24, 2012

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE03B3/15
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A method of influencing a liquid in ground by forming a liquid circulation in ground comprises a shaft arranged in ground and extending to a desired liquid region, a pump arranged in the shaft for producing a liquid circulation, the pump having a feeding power selected so that in a shaft surrounding a liquid peak located above a normal liquid level is produced.

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