1898405

Information

• Patent Grant
• 1898405

• References
• Source

• Patent Number

  1,898,405

• Date Filed

  Not available

• Date Issued

  Tuesday, February 21, 1933
  92 years ago

• CPC

  • C01G21/14 - Carbonates

• US Classifications

  • 423 - Chemistry of inorganic compounds
  • 134 - Cleaning and liquid contact with solids
  • 241 - Solid material comminution or disintegration