3500513

Information

• Patent Grant
• 3500513

• References
• Source

• Patent Number

  3,500,513

• Date Filed

  Not available

• Date Issued

  Tuesday, March 17, 1970
  54 years ago

• CPC

  • B28B3/024 - the pressure on the material being transmitted through flexible or resilient wall parts
  • B28B21/18 - using expansible or retractable mould or core elements
  • B28B21/74 - Producing pipe bends, sockets, sleeves Moulds therefor
  • B30B1/16 - operated by fluid-pressure means
  • Y10S425/019 - Flexible fluid pressure

• US Classifications

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