2555231

Information

• Patent Grant
• 2555231

• References
• Source

• Patent Number

  2,555,231

• Date Filed

  Not available

• Date Issued

  Tuesday, May 29, 1951
  73 years ago

• CPC

  • A47L9/20 - Means for cleaning filters
  • C04B35/2616 - containing lithium
  • C04B35/265 - Compositions containing one or more ferrites of the group comprising manganese or zinc and one or more ferrites of the group comprising nickel, copper or cobalt
  • C04B35/2691 - Other ferrites containing alkaline metals

• US Classifications

  • 055 - Gas separation