3504396

Information

• Patent Grant
• 3504396

• References
• Source

• Patent Number

  3,504,396

• Date Filed

  Not available

• Date Issued

  Tuesday, April 7, 1970
  54 years ago

• CPC

  • B29C49/4205 - Handling means
  • B29C49/0031 - for making articles having hollow walls
  • B29C49/04 - Extrusion blow-moulding
  • B29C49/42 - Component parts, details or accessories Auxiliary operations
  • B29B2911/1438 - Elliptic or oval cross-section shape
  • B29C35/16 - Cooling
  • B29C49/041 - using an accumulator head
  • B29C49/4823 - with incorporated heating or cooling means
  • B29C49/60 - Blow-needles
  • B29C2049/0036 - by ballooning the parison in an open mould
  • B29C2791/001 - Shaping in several steps
  • B29C2793/0081 - before shaping

• US Classifications

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