3639288

Information

• Patent Grant
• 3639288

• References
• Source

• Patent Number

  3,639,288

• Date Filed

  Not available

• Date Issued

  Tuesday, February 1, 1972
  53 years ago

• CPC

  • C11D3/062 - Special methods concerning phosphates
  • C01B25/418 - After-treatment

• US Classifications

  • 510 - Cleaning compositions for solid surfaces, auxiliary compositions therefor, or processes of preparing the compositions