Patent · US Expired

Making ceramic articles having a high degree of porosity and crushability characteristics

US4191721A · kind A · utility

10Cited by
7References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 6, 1977
Grant dateMar 4, 1980
Priority date
Expiry dateOct 6, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B41/00
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A method for increasing the porosity and crushability characteristics thereof embodies the firing of a ceramic compact comprising a reactant fugitive filler material and a ceramic material in a controlled atmosphere.

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