3687432

Information

• Patent Grant
• 3687432

• References
• Source

• Patent Number

  3,687,432

• Date Filed

  Not available

• Date Issued

  Tuesday, August 29, 1972
  52 years ago

• CPC

  • C22B15/0019 - Chloridizing roasting
  • C22B15/0006 - by dry processes
  • C22B15/0052 - Reduction smelting or converting

• US Classifications

  • 266 - Metallurgical apparatus