3421838

Information

• Patent Grant
• 3421838

• References
• Source

• Patent Number

  3,421,838

• Date Filed

  Not available

• Date Issued

  Tuesday, January 14, 1969
  56 years ago

• CPC

  • B01J19/16 - Preventing evaporation or oxidation of non-metallic liquids by applying a floating layer
  • C10L1/006 - Making uninflammable or hardly inflammable

• US Classifications

  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing