2758090

Information

• Patent Grant
• 2758090

• References
• Source

• Patent Number

  2,758,090

• Date Filed

  Not available

• Date Issued

  Tuesday, August 7, 1956
  68 years ago

• CPC

  • C02F1/72 - by oxidation
  • C01G49/0081 - containing iron in unusual valence state (IV, V, VI)
  • C01P2004/22 - with a polygonal circumferential shape
  • C01P2006/60 - Optical properties

• US Classifications

  • 252 - Compositions
  • 008 - Bleaching and dyeing
  • 210 - Liquid purification or separation
  • 423 - Chemistry of inorganic compounds
  • 562 - Organic compounds