2215930

Information

• Patent Grant
• 2215930

• References
• Source

• Patent Number

  2,215,930

• Date Filed

  Not available

• Date Issued

  Tuesday, September 24, 1940
  84 years ago

• CPC

  • F16L15/001 - with conical threads
  • E21B17/042 - threaded
  • Y10S148/909 - Tube
  • Y10S285/916 - Molecular change

• US Classifications

  • 285 - Pipe joints or couplings
  • 148 - Metal treatment