Patent · US Expired

Method of preparing molten metal filter

US4056586A · kind A · utility

22Cited by
8References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 4, 1974
Grant dateNov 1, 1977
Priority date
Expiry dateDec 4, 1994

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P10/20
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The present invention resides in an improved molten metal filter and a method of preparing same and a method of filtering molten metal therethrough. The filter is an open cell ceramic foam material having a plurality of interconnected voids surrounded by a web of said ceramic.

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