3433027

Information

• Patent Grant
• 3433027

• References
• Source

• Patent Number

  3,433,027

• Date Filed

  Not available

• Date Issued

  Tuesday, March 18, 1969
  55 years ago

• CPC

  • C01B3/506 - at low temperatures
  • C01C1/0476 - Purge gas treatment
  • C01C3/0204 - from formamide or from ammonium formate
  • F25J3/0219 - Refinery gas, cracking gas, coke oven gas, gaseous mixtures containing aliphatic unsaturated CnHm or gaseous mixtures of undefined nature
  • F25J3/0252 - separation of hydrogen
  • F25J3/0257 - separation of nitrogen
  • C01B2203/0465 - Composition of the impurity
  • C01B2203/048 - the impurety being an organic compound
  • C01B2203/0495 - the impurety being water
  • F25J2200/80 - using integrated mass and heat exchange
  • F25J2205/04 - in the feed line
  • F25J2210/20 - H2/N2 mixture
  • F25J2270/04 - Internal refrigeration with work-producing gas expansion loop
  • Y10S62/934 - From nitrogen

• US Classifications

  • 062 - Refrigeration