1273929

Information

• Patent Grant
• 1273929

• References
• Source

• Patent Number

  1,273,929

• Date Filed

  Not available

• Date Issued

  Tuesday, July 30, 1918
  106 years ago

• CPC

  • A62B7/14 - for high-altitude aircraft
  • F25J3/04412 - in a classical double column flowsheet
  • Y10S62/914 - Magnetic or electric field

• US Classifications

  • 062 - Refrigeration
  • 055 - Gas separation
  • 095 - Gas separation: processes