1373731

Information

• Patent Grant
• 1373731

• References
• Source

• Patent Number

  1,373,731

• Date Filed

  Not available

• Date Issued

  Tuesday, April 5, 1921
  103 years ago

• CPC

  • C01D9/02 - Preparation by working-up natural salt mixtures

• US Classifications

  • 423 - Chemistry of inorganic compounds
  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing