3220796

Information

• Patent Grant
• 3220796

• References
• Source

• Patent Number

  3,220,796

• Date Filed

  Not available

• Date Issued

  Tuesday, November 30, 1965
  59 years ago

• CPC

  • C22B1/11 - Removing sulfur, phosphorus or arsenic other than by roasting
  • C01G28/008 - Sulfides

• US Classifications

  • 423 - Chemistry of inorganic compounds
  • 502 - Catalyst, solid sorbent, or support therefor: product or process of making