2983021

Information

• Patent Grant
• 2983021

• References
• Source

• Patent Number

  2,983,021

• Date Filed

  Not available

• Date Issued

  Tuesday, May 9, 1961
  63 years ago

• CPC

  • B28B23/06 - for the production of elongated articles
  • B28B1/082 - combined with a vacuum
  • B28B7/344 - from absorbent or liquid- or gas-permeable materials
  • B28B7/44 - for treating with gases or degassing
  • B28B7/46 - for humidifying or dehumidifying
  • C04B40/02 - Selection of the hardening environment

• US Classifications

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