Patent · US Expired

Electromagnetic patch for tank repair

US5361555A · kind A · utility

2Cited by
5References
10Claims
0Family size

Inventor

Key dates

Filing dateMay 3, 1993
Grant dateNov 8, 1994
Priority date
Expiry dateMay 3, 2013

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S206/818
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A device for patching chemical tanks or tank cars comprised of a housing, at least a pair of electromagnets, and a seal which is secured to a pressure system which is secured to the housing, wherein the pressure system permits the seal to be extended from the housing against the surface of a tank or tank car.

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