3320680

Information

• Patent Grant
• 3320680

• References
• Source

• Patent Number

  3,320,680

• Date Filed

  Not available

• Date Issued

  Tuesday, May 23, 1967
  57 years ago

• CPC

  • B29D7/00 - Producing flat articles
  • B29C51/22 - rotatable about an axis
  • B29C51/225 - mounted on a vacuum drum
  • B29C59/06 - using vacuum drums
  • B65H20/12 - by suction roller
  • D06B23/025 - Perforated rollers
  • D21C9/18 - De-watering Elimination of cooking or pulp-treating liquors from the pulp
  • D21F3/10 - Suction rolls
  • D21F5/00 - Dryer section of machines for making continuous webs of paper
  • B29C71/00 - After-treatment of articles without altering their shape Apparatus therefor

• US Classifications

  • 034 - Drying and gas or vapor contact with solids
  • 251 - Valves and valve actuation