2975472

Information

• Patent Grant
• 2975472

• References
• Source

• Patent Number

  2,975,472

• Date Filed

  Not available

• Date Issued

  Tuesday, March 21, 1961
  63 years ago

• CPC

  • B29C49/46 - characterised by using a particular environment or blow fluids other than air
  • B29C49/4817 - with means for closing off parison ends
  • B29C35/16 - Cooling
  • B29C2049/4644 - created by evaporating material
  • B29C2049/4825 - for cooling moulds or mould parts

• US Classifications

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