3722226

Information

• Patent Grant
• 3722226

• References
• Source

• Patent Number

  3,722,226

• Date Filed

  Not available

• Date Issued

  Tuesday, March 27, 1973
  51 years ago

• CPC

  • F25J3/04169 - by adsorption of the impurities
  • B01D51/10 - Conditioning the gas to be cleaned
  • F25J3/04157 - Afterstage cooling and so-called "pre-cooling" of the feed air upstream the air purification unit and main heat exchange line
  • F25J3/04193 - Division of the main heat exchange line in consecutive sections having different functions
  • F25J3/04278 - using external refrigeration units
  • F25J3/04296 - Claude expansion
  • F25J3/04303 - Lachmann expansion
  • F25J3/04393 - using multiple or multistage gas work expansion
  • F25J3/04412 - in a classical double column flowsheet
  • F25J2205/32 - as direct contact cooling tower to produce a cooled gas stream
  • F25J2270/12 - External refrigeration with liquid vaporising loop
  • F25J2270/60 - Closed external refrigeration cycle with single component refrigerant [SCR]
  • F28C2001/006 - Systems comprising cooling towers
  • F28D2021/0019 - Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
  • Y10S62/908 - Filter or absorber
  • Y10S62/909 - Regeneration

• US Classifications

  • 062 - Refrigeration