3920558

Information

• Patent Grant
• 3920558

• References
• Source

• Patent Number

  3,920,558

• Date Filed

  Not available

• Date Issued

  Tuesday, November 18, 1975
  49 years ago

• CPC

  • E02F3/8866 - self propelled
  • B01D21/003 - Sedimentation tanks provided with a plurality of compartments separated by a partition wall
  • B01D21/04 - with moving scrapers
  • B01D21/18 - Construction of the scrapers or the driving mechanisms for settling tanks
  • B01D21/245 - Discharge mechanisms for the sediments
  • E02F3/9243 - Passive suction heads with no mechanical cutting means
  • E02F5/285 - with drag buckets or scraper plates

• US Classifications

  • 210 - Liquid purification or separation