3917439

Information

• Patent Grant
• 3917439

• References
• Source

• Patent Number

  3,917,439

• Date Filed

  Not available

• Date Issued

  Tuesday, November 4, 1975
  49 years ago

• CPC

  • B29C44/343 - by using pipes to direct the steam inside the mould
  • B29C44/206 - Using expandable particles or beads as starting material
  • B29C44/32 - Incorporating or moulding on preformed parts
  • Y10S264/12 - Molding styropor using steam probes continuous

• US Classifications

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