2343635

Information

• Patent Grant
• 2343635

• References
• Source

• Patent Number

  2,343,635

• Date Filed

  Not available

• Date Issued

  Tuesday, March 7, 1944
  81 years ago

• CPC

  • C01B21/44 - Concentration

• US Classifications

  • 423 - Chemistry of inorganic compounds
  • 023 - Chemistry: physical processes