3717167

Information

• Patent Grant
• 3717167

• References
• Source

• Patent Number

  3,717,167

• Date Filed

  Not available

• Date Issued

  Tuesday, February 20, 1973
  52 years ago

• CPC

  • F16K17/22 - actuated by the difference of pressure between two places in the flow line
  • Y10T137/2592 - Carried choke
  • Y10T137/2597 - Variable choke resistance
  • Y10T137/87177 - With bypass

• US Classifications

  • 137 - Fluid handling
  • 091 - Motors: expansible chamber type