1527639

Information

• Patent Grant
• 1527639

• References
• Source

• Patent Number

  1,527,639

• Date Filed

  Not available

• Date Issued

  Tuesday, February 24, 1925
  99 years ago

• CPC

  • F25J3/04048 - by compression of cold gaseous streams
  • F25J3/04424 - without thermally coupled high and low pressure columns

• US Classifications

  • 062 - Refrigeration