2804672

Information

• Patent Grant
• 2804672

• References
• Source

• Patent Number

  2,804,672

• Date Filed

  Not available

• Date Issued

  Tuesday, September 3, 1957
  67 years ago

• CPC

  • B28B1/526 - by delivering the materials on a conveyor of the endless-belt type
  • B27N3/28 - characterised by using extrusion presses
  • B27N5/00 - Manufacture of non-flat articles
  • B28B5/027 - the moulding surfaces being of the indefinite length type
  • B29C67/245 - for making articles of indefinite length
  • Y10S264/11 - Molding styropor using steam probes-batch

• US Classifications

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