1853739

Information

• Patent Grant
• 1853739

• References
• Source

• Patent Number

  1,853,739

• Date Filed

  Not available

• Date Issued

  Tuesday, April 12, 1932
  92 years ago

• CPC

  • C13B25/02 - Details

• US Classifications

  • 159 - Concentrating evaporators
  • 055 - Gas separation