1648262

Information

• Patent Grant
• 1648262

• References
• Source

• Patent Number

  1,648,262

• Date Filed

  Not available

• Date Issued

  Tuesday, November 8, 1927
  97 years ago

• CPC

  • C01F7/28 - with sulfurous acid
  • C01F7/46 - Purification of aluminium oxide, aluminium hydroxide or aluminates

• US Classifications

  • 423 - Chemistry of inorganic compounds