3219472

Information

• Patent Grant
• 3219472

• References
• Source

• Patent Number

  3,219,472

• Date Filed

  Not available

• Date Issued

  Tuesday, November 23, 1965
  59 years ago

• CPC

  • B28B21/94 - for impregnating or coating by applying liquids or semi-liquids
  • B05D7/222 - of pipes
  • F16L9/08 - of concrete, cement, or asbestos cement, with or without reinforcement
  • F16L9/14 - Compound tubes
  • F16L58/1036 - the coating being a preformed pipe

• US Classifications

  • 427 - Coating processes