1736741

Information

• Patent Grant
• 1736741

• References
• Source

• Patent Number

  1,736,741

• Date Filed

  Not available

• Date Issued

  Tuesday, November 19, 1929
  95 years ago

• CPC

  • C01B17/36 - Purification

• US Classifications

  • 423 - Chemistry of inorganic compounds
  • 430 - Radiation imagery chemistry: process, composition, or product thereof