3661261

Information

• Patent Grant
• 3661261

• References
• Source

• Patent Number

  3,661,261

• Date Filed

  Not available

• Date Issued

  Tuesday, May 9, 1972
  52 years ago

• CPC

  • E03F5/0402 - provided with flushing means for cleaning or emptying
  • E03F9/007 - Devices providing a flushing surge
  • Y10T137/3149 - Back flow prevention by vacuum breaking [e.g., anti-siphon devices]
  • Y10T137/7319 - By float

• US Classifications

  • 134 - Cleaning and liquid contact with solids
  • 137 - Fluid handling
  • 210 - Liquid purification or separation