3520817

Information

• Patent Grant
• 3520817

• References
• Source

• Patent Number

  3,520,817

• Date Filed

  Not available

• Date Issued

  Tuesday, July 21, 1970
  54 years ago

• CPC

  • C11D3/06 - Phosphates, including polyphosphates
  • C01B25/418 - After-treatment

• US Classifications

  • 510 - Cleaning compositions for solid surfaces, auxiliary compositions therefor, or processes of preparing the compositions
  • 023 - Chemistry: physical processes
  • 423 - Chemistry of inorganic compounds