Patent · US Expired

Thermal modification of asbestos

US5085838A · kind A · utility

12Cited by
12References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 19, 1990
Grant dateFeb 4, 1992
Priority date
Expiry dateJul 19, 2010

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB09B2101/35
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A process is provided for converting asbestoform material into an environmentally safe material by heating the asbestoform material with an alkaline flux so as to change the crystalline structure of the asbestoform material to a form that is environmentally safe.

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