3899440

Information

• Patent Grant
• 3899440

• References
• Source

• Patent Number

  3,899,440

• Date Filed

  Not available

• Date Issued

  Tuesday, August 12, 1975
  49 years ago

• CPC

  • C11D13/02 - Boiling soap Refining

• US Classifications

  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing
  • 159 - Concentrating evaporators
  • 554 - Organic compounds