Patent · US Expired

Portable containment device for treatment of hazardous materials

US4626291A · kind A · utility

52Cited by
4References
10Claims
0Family size

Inventor

Key dates

Filing dateSep 18, 1985
Grant dateDec 2, 1986
Priority date
Expiry dateSep 18, 2005

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB08B15/026
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A containment bag system specifically adapted for the removal of asbestos insulation from asbestos covered pipes and valves without contamination of the worker or the surrounding environment; a method of removing asbestos and other hazardous materials from limited areas using a safe containment system; a method for manufacturing the containment system.

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