3373821

Information

• Patent Grant
• 3373821

• References
• Source

• Patent Number

  3,373,821

• Date Filed

  Not available

• Date Issued

  Tuesday, March 19, 1968
  56 years ago

• CPC

  • A01K63/04 - Arrangements for treating water specially adapted to receptacles for live fish
  • B01F7/16 - with stirrers rotating about a substantially vertical axis
  • E02B1/003 - Mechanically induced gas or liquid streams in seas, lakes or water-courses for forming weirs or breakwaters; making or keeping water surfaces free from ice, aerating or circulating water
  • B01F7/00341 - Propellers, i.e. stirrers having an axial outflow
  • B01F15/00571 - Wind driven

• US Classifications

  • 416 - Fluid reaction surfaces
  • 261 - Gas and liquid contact apparatus
  • 366 - Agitating
  • 405 - Hydraulic and earth engineering