3691267

Information

• Patent Grant
• 3691267

• References
• Source

• Patent Number

  3,691,267

• Date Filed

  Not available

• Date Issued

  Tuesday, September 12, 1972
  52 years ago

• CPC

  • B65B9/24 - the tubes being formed in situ by extrusion
  • B29C49/00 - Blow-moulding
  • B65B3/022 - Making containers by moulding of a thermoplastic material
  • B29C49/04 - Extrusion blow-moulding
  • B29C2791/006 - Using vacuum
  • B29C2793/009 - after shaping
  • B29K2995/0082 - Flexural strength; Flexion stiffness
  • B29L2031/7158 - Bottles

• US Classifications

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