1973892

Information

• Patent Grant
• 1973892

• References
• Source

• Patent Number

  1,973,892

• Date Filed

  Not available

• Date Issued

  Tuesday, September 18, 1934
  90 years ago

• CPC

  • C01C1/247 - by oxidation with free oxygen

• US Classifications

  • 423 - Chemistry of inorganic compounds