3886992

Information

• Patent Grant
• 3886992

• References
• Source

• Patent Number

  3,886,992

• Date Filed

  Not available

• Date Issued

  Tuesday, June 3, 1975
  49 years ago

• CPC

  • C22B9/05 - Refining by treating with gases
  • B22D11/11 - Treating the molten metal
  • C21C7/0043 - into the falling stream of molten metal
  • C21C7/0068 - by introducing material into a current of streaming metal

• US Classifications

  • 164 - Metal founding