1621984

Information

• Patent Grant
• 1621984

• References
• Source

• Patent Number

  1,621,984

• Date Filed

  Not available

• Date Issued

  Tuesday, March 22, 1927
  97 years ago

• CPC

  • F17C3/00 - Vessels not under pressure
  • F17C2201/0128 - spherical or elliptical
  • F17C2201/052 - large (>1000 m3)
  • F17C2203/012 - on or in the wall
  • F17C2203/0607 - Coatings
  • F17C2203/0617 - with one layer
  • F17C2203/0636 - Metals
  • F17C2203/0639 - Steels
  • F17C2205/0153 - Details of mounting arrangements
  • F17C2205/018 - Supporting feet
  • F17C2205/0184 - Attachments to the ground
  • F17C2205/051 - by coating
  • F17C2209/2181 - Metal working processes
  • F17C2209/221 - Welding
  • F17C2209/228 - by screws, bolts or rivets
  • F17C2209/232 - of walls
  • F17C2223/0123 - gaseous
  • F17C2223/035 - High pressure (>10 bar)
  • F17C2260/013 - Reducing manufacturing time or effort
  • F17C2270/0134 - placed above the ground

• US Classifications

  • 220 - Receptacles
  • D23 - Environmental heating and cooling