3788503

Information

• Patent Grant
• 3788503

• References
• Source

• Patent Number

  3,788,503

• Date Filed

  Not available

• Date Issued

  Tuesday, January 29, 1974
  51 years ago

• CPC

  • B29C55/28 - of blown tubular films
  • B29C35/00 - Heating, cooling or curing
  • B29C47/0026 - Hollow flexible articles
  • B29C47/0057 - Extrusion moulding combined with shaping by orienting, stretching or shrinking
  • B29C47/0059 - Extrusion moulding combined with shaping by flattening, folding or bending
  • B29K2077/00 - Use of PA, i.e. polyamides
  • Y10S264/902 - Production of continuous length

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 528 - Synthetic resins or natural rubbers