2481880

Information

• Patent Grant
• 2481880

• References
• Source

• Patent Number

  2,481,880

• Date Filed

  Not available

• Date Issued

  Tuesday, September 13, 1949
  75 years ago

• CPC

  • C01F7/40 - in the presence of aluminium sulfide

• US Classifications

  • 134 - Cleaning and liquid contact with solids
  • 423 - Chemistry of inorganic compounds