1747759

Information

• Patent Grant
• 1747759

• References
• Source

• Patent Number

  1,747,759

• Date Filed

  Not available

• Date Issued

  Tuesday, February 18, 1930
  94 years ago

• CPC

  • C01F7/0646 - Separation of the insoluble residue

• US Classifications

  • 423 - Chemistry of inorganic compounds