3230978

Information

• Patent Grant
• 3230978

• References
• Source

• Patent Number

  3,230,978

• Date Filed

  Not available

• Date Issued

  Tuesday, January 25, 1966
  58 years ago

• CPC

  • B08B9/00 - Cleaning hollow articles by methods or apparatus specially adapted thereto
  • F16L2101/12 - Cleaning
  • Y10T137/428 - Valve grinding motion of valve on seat

• US Classifications

  • 138 - Pipes and tubular conduits
  • 137 - Fluid handling
  • 251 - Valves and valve actuation
  • 277 - Seal for a joint or juncture