Patent · US Expired

Pumice containing composition

US5228914A · kind A · utility

3Cited by
3References
10Claims
0Family size

Inventor

Key dates

Filing dateJun 22, 1992
Grant dateJul 20, 1993
Priority date
Expiry dateJun 22, 2012

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B2111/80
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A composition for forming a hard material having good high temperature insulation, reflection and diffusion properties, comprising a mixture of crushed pumice, calcium aluminate cement and glass fibers, which forms the hard material upon the addition of water and after allowing the mixture to cure.

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