1689697

Information

• Patent Grant
• 1689697

• References
• Source

• Patent Number

  1,689,697

• Date Filed

  Not available

• Date Issued

  Tuesday, October 30, 1928
  96 years ago

• CPC

  • C01B25/30 - Alkali metal phosphates
  • Y10S159/21 - Coating

• US Classifications

  • 423 - Chemistry of inorganic compounds
  • 023 - Chemistry: physical processes
  • 159 - Concentrating evaporators
  • 252 - Compositions