3137743

Information

• Patent Grant
• 3137743

• References
• Source

• Patent Number

  3,137,743

• Date Filed

  Not available

• Date Issued

  Tuesday, June 16, 1964
  60 years ago

• CPC

  • B29C44/3426 - Heating by introducing steam in the mould
  • B29C44/206 - Using expandable particles or beads as starting material
  • B29C44/30 - Expanding the moulding material between endless belts or rollers
  • B29L2007/00 - Flat articles
  • B29L2009/00 - Layered products
  • Y10S264/10 - Foamed polystyrene mold filling
  • Y10S264/12 - Molding styropor using steam probes continuous
  • Y10S425/812 - Venting

• US Classifications

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