3839521

Information

• Patent Grant
• 3839521

• References
• Source

• Patent Number

  3,839,521

• Date Filed

  Not available

• Date Issued

  Tuesday, October 1, 1974
  50 years ago

• CPC

  • B28B1/268 - by dipping moulding surfaces in the slip
  • B28B1/082 - combined with a vacuum
  • B28B7/46 - for humidifying or dehumidifying
  • Y10S264/43 - Processes of curing clay and concrete materials

• US Classifications

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