3148860

Information

• Patent Grant
• 3148860

• References
• Source

• Patent Number

  3,148,860

• Date Filed

  Not available

• Date Issued

  Tuesday, September 15, 1964
  60 years ago

• CPC

  • E21D15/512 - Arrangement of valves
  • Y10T137/87378 - Second valve assembly carried by first valve head

• US Classifications

  • 251 - Valves and valve actuation
  • 137 - Fluid handling