3367740

Information

• Patent Grant
• 3367740

• References
• Source

• Patent Number

  3,367,740

• Date Filed

  Not available

• Date Issued

  Tuesday, February 6, 1968
  57 years ago

• CPC

  • C01G53/10 - Sulfates
  • C01G51/10 - Sulfates
  • C22B1/06 - Sulfating roasting
  • C22B23/005 - Preliminary treatment of ores
  • C22B23/0407 - Leaching processes
  • C22B23/0415 - with acids or salt solutions except ammonium salts solutions
  • C22B23/043 - Sulfurated acids or salts thereof
  • Y02P10/212 - Recovering metals from waste

• US Classifications

  • 423 - Chemistry of inorganic compounds