3181985

Information

• Patent Grant
• 3181985

• References
• Source

• Patent Number

  3,181,985

• Date Filed

  Not available

• Date Issued

  Tuesday, May 4, 1965
  59 years ago

• CPC

  • C04B28/143 - the synthetic calcium sulfate being phosphogypsum
  • C04B11/024 - Ingredients added before, or during, the calcining process
  • C04B28/14 - containing calcium sulfate cements
  • C04B2103/302 - Water reducers
  • C04B2111/0062 - Gypsum-paper board like materials

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 106 - Compositions: coating or plastic
  • 423 - Chemistry of inorganic compounds