3441403

Information

• Patent Grant
• 3441403

• References
• Source

• Patent Number

  3,441,403

• Date Filed

  Not available

• Date Issued

  Tuesday, April 29, 1969
  55 years ago

• CPC

  • C22B15/0017 - Sulfating or sulfiding roasting

• US Classifications

  • 423 - Chemistry of inorganic compounds