3253075

Information

• Patent Grant
• 3253075

• References
• Source

• Patent Number

  3,253,075

• Date Filed

  Not available

• Date Issued

  Tuesday, May 24, 1966
  58 years ago

• CPC

  • C04B41/009 - characterised by the material treated
  • B05D7/22 - to internal surfaces
  • B28B21/72 - Producing multilayer tubes
  • B28B21/94 - for impregnating or coating by applying liquids or semi-liquids
  • C04B41/4853 - Epoxides
  • C04B41/63 - Macromolecular compounds
  • C08L63/00 - Compositions of epoxy resins Compositions of derivatives of epoxy resins
  • C09D163/00 - Coating compositions based on epoxy resins Coating compositions based on derivatives of epoxy resins
  • F16L9/08 - of concrete, cement, or asbestos cement, with or without reinforcement
  • F16L58/02 - by means of internal or external coatings
  • F16L58/1036 - the coating being a preformed pipe
  • F16L58/1045 - the coating being an extruded or a fused layer

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes