1439061

Information

• Patent Grant
• 1439061

• References
• Source

• Patent Number

  1,439,061

• Date Filed

  Not available

• Date Issued

  Tuesday, December 19, 1922
  102 years ago

• CPC

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

• US Classifications

  • 023 - Chemistry: physical processes
  • 209 - Classifying, separating, and assorting solids
  • 423 - Chemistry of inorganic compounds