818754

Information

• Patent Grant
• 818754

• References
• Source

• Patent Number

  818,754

• Date Filed

  Not available

• Date Issued

  Tuesday, April 24, 1906
  118 years ago

• CPC

  • C01F7/10 - by treating aluminous minerals with alkali sulfates and reducing agents

• US Classifications

  • 423 - Chemistry of inorganic compounds