Patent · US Expired

Inorganic foam

US4395456A · kind A · utility

19Cited by
3References
38Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 5, 1981
Grant dateJul 26, 1983
Priority date
Expiry dateJan 5, 2001

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2982
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A rigid inorganic foam of cellular structure comprising one or more layer minerals, and a method for making inorganic foams comprising gasifying a suspension of one or more layer minerals in a liquid medium, shaping the gasified suspension, and removing the liquid medium from the shaped gasified suspension.

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