3880973

Information

• Patent Grant
• 3880973

• References
• Source

• Patent Number

  3,880,973

• Date Filed

  Not available

• Date Issued

  Tuesday, April 29, 1975
  49 years ago

• CPC

  • B29C49/76 - Neck calibration
  • B29C49/4823 - with incorporated heating or cooling means
  • B29C49/64 - Heating or cooling preforms, parisons or blown articles
  • B29C49/6445 - through the preform length
  • B29C33/02 - with incorporated heating or cooling means
  • B29C49/06 - Injection blow-moulding
  • B29C2043/527 - selectively cooling
  • B29C2049/4841 - for heating mould parts

• US Classifications

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