3471017

Information

• Patent Grant
• 3471017

• References
• Source

• Patent Number

  3,471,017

• Date Filed

  Not available

• Date Issued

  Tuesday, October 7, 1969
  55 years ago

• CPC

  • B29C47/685 - the filters being in the form of a continuous web displaceable to utilise adjacent areas consecutively
  • B01D29/096 - Construction of filtering bands or supporting belts
  • B01D33/04 - with filtering bands or the like supported on cylinders which are impervious for filtering
  • B01D35/18 - Heating or cooling the filters
  • B01D37/00 - Processes of filtration
  • B29B13/10 - by grinding
  • B29C47/0019 - Flat rigid articles
  • B29C47/0021 - Flat flexible articles

• US Classifications

  • 210 - Liquid purification or separation
  • 264 - Plastic and nonmetallic article shaping or treating: processes