3443816

Information

• Patent Grant
• 3443816

• References
• Source

• Patent Number

  3,443,816

• Date Filed

  Not available

• Date Issued

  Tuesday, May 13, 1969
  56 years ago

• CPC

  • F16K41/16 - with a flange on the spindle which rests on a sealing ring
  • F16K41/046 - for rotating valves

• US Classifications

  • 277 - Seal for a joint or juncture
  • 251 - Valves and valve actuation