Patent · US Expired

Monolithic ceramic gas diffuser for injecting gas into a molten metal bath

US6199836A · kind A · utility

101Cited by
14References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 1, 1999
Grant dateMar 13, 2001
Priority date
Expiry dateJun 1, 2019

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC22B21/064
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A monolithic, fired ceramic gas diffuser for injecting gas into a molten metal bath, including a first portion, a second portion integrated with the first portion, and a bore passing through the first portion and communicating with the second portion for supplying gas to the second portion, wherein at least the second portion has a network of interconnected pores that provides preferential gas flow from the bore through the second portion to inject gas into the molten metal bath.

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