3445199

Information

• Patent Grant
• 3445199

• References
• Source

• Patent Number

  3,445,199

• Date Filed

  Not available

• Date Issued

  Tuesday, May 20, 1969
  55 years ago

• CPC

  • C14C3/04 - Mineral tanning
  • C01G25/00 - Compounds of zirconium
  • C01G25/06 - Sulfates
  • C01P2002/02 - Amorphous compounds
  • C01P2006/60 - Optical properties
  • C01P2006/80 - Compositional purity
  • C01P2006/82 - water content

• US Classifications

  • 423 - Chemistry of inorganic compounds