Patent · US Expired

Casting ladle

US7204955B2 · kind B2 · utility

1Cited by
5References
19Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 17, 2004
Grant dateApr 17, 2007
Priority date
Expiry dateSep 17, 2024

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB22D41/04
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A casting ladle has a body (2) with a base (3) and walls (4, 6, 8) made of a laminated composite ceramic material that includes multiple layers of a woven fiber reinforcing fabric embedded in a ceramic matrix. A rigid support element (20) for attaching the ladle to a handling device is embedded within the composite ceramic material. In a preferred form, the reinforcing fabric is made of woven glass and the matrix material includes calcium silicate and silica.

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