Patent · US Expired

Manufacture of foundry cores and moulds

US4089362A · kind A · utility

1Cited by
5References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 3, 1976
Grant dateMay 16, 1978
Priority date
Expiry dateMay 3, 1996

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB22C15/23
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A method and apparatus for filling a foundry mould or core box with a sand-based foundry moulding mixture. The mixture is blown into the box under pressure while suction is applied to the box.

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