1948437

Information

• Patent Grant
• 1948437

• References
• Source

• Patent Number

  1,948,437

• Date Filed

  Not available

• Date Issued

  Tuesday, February 20, 1934
  90 years ago

• CPC

  • B21D51/24 - high-pressure containers
  • F17C13/00 - Details of vessels or of the filling or discharging of vessels
  • F17C2201/0109 - with exteriorly curved end-piece
  • F17C2201/0119 - with flat end-piece
  • F17C2203/0639 - Steels
  • F17C2209/2181 - Metal working processes
  • F17C2209/23 - Manufacturing of particular parts or at special locations
  • F17C2209/236 - Apparatus therefore
  • F17C2221/013 - Carbone dioxide
  • F17C2223/0123 - gaseous
  • F17C2223/013 - liquid
  • F17C2260/01 - Improving mechanical properties or manufacturing
  • Y10S220/22 - Seamless
  • Y10T29/49929 - Joined to rod

• US Classifications

  • 072 - Metal deforming
  • 029 - Metal working
  • 123 - Internal-combustion engines
  • 220 - Receptacles