2021394

Information

• Patent Grant
• 2021394

• References
• Source

• Patent Number

  2,021,394

• Date Filed

  Not available

• Date Issued

  Tuesday, November 19, 1935
  89 years ago

• CPC

  • B67D7/3263 - using a pressurised gas acting directly or indirectly on the bulk of the liquid to be transferred
  • Y10T137/313 - Gas carried by or evolved from liquid
  • Y10T137/86131 - Plural

• US Classifications

  • 137 - Fluid handling
  • 048 - Gas: heating and illuminating
  • 062 - Refrigeration
  • 222 - Dispensing
  • 405 - Hydraulic and earth engineering
  • 406 - Conveyors: fluid current
  • 417 - Pumps