Patent · US Expired

Method for making high purity, devitrification resistant, amorphous silica fibers

US4200485A · kind A · utility

4Cited by
3References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 30, 1978
Grant dateApr 29, 1980
Priority date—
Expiry dateAug 30, 1998

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC03C13/005
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

This invention involves a method of making high purity amorphous silica fibers having excellent resistance to devitrification by double leaching sodium silicate type fibers.

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