1921531

Information

• Patent Grant
• 1921531

• References
• Source

• Patent Number

  1,921,531

• Date Filed

  Not available

• Date Issued

  Tuesday, August 8, 1933
  91 years ago

• CPC

  • F17C5/06 - for filling with compressed gases
  • F17C9/02 - with change of state
  • Y10T137/2937 - Gas pressure discharge of liquids feed traps [e.g., to boiler]
  • Y10T137/6606 - With electric heating element

• US Classifications

  • 062 - Refrigeration
  • 137 - Fluid handling
  • 141 - Fluent material handling, with receiver or receiver coacting means