Patent · US Expired

Glass fiber-reinforced cement non-plate articles

US4412561A · kind A · utility

8Cited by
3References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 7, 1981
Grant dateNov 1, 1983
Priority date
Expiry dateJan 7, 2001

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/1314
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A glass fiber-reinforced cement non-plate article is composed of an inside mortar layer comprising a mixture of normal Portland cement and glass fiber chopped strand, an outside mortar layer comprising a mixture of normal Portland cement and glass fiber chopped strand, and a regulated set cement mortar layer interposed between said both layers by the aid of a continuous glass fiber layer.

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