1989579

Information

• Patent Grant
• 1989579

• References
• Source

• Patent Number

  1,989,579

• Date Filed

  Not available

• Date Issued

  Tuesday, January 29, 1935
  90 years ago

• CPC

  • C01D1/22 - with carbonates or bicarbonates

• US Classifications

  • 423 - Chemistry of inorganic compounds