3235638

Information

• Patent Grant
• 3235638

• References
• Source

• Patent Number

  3,235,638

• Date Filed

  Not available

• Date Issued

  Tuesday, February 15, 1966
  58 years ago

• CPC

  • B29C49/02 - Combined blow-moulding and manufacture of the preform or the parison
  • B29C47/30 - Multi-port extrusion nozzles
  • B29C49/022 - the parison being partly injected and partly extruded
  • B29C51/267 - Two sheets being thermoformed in separate mould parts and joined together while still in the mould
  • B29C47/0021 - Flat flexible articles
  • B29C47/0038 - Combined shaping operations
  • B29C47/0054 - Extrusion moulding combined with blow-moulding or thermoforming
  • B29C47/02 - incorporating preformed parts or layers
  • B29C2049/0057 - using two parallel sheets as a preform
  • B29C2949/78605 - Thickness
  • B29C2949/78764 - Die Nozzle zone

• US Classifications

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