2962867

Information

• Patent Grant
• 2962867

• References
• Source

• Patent Number

  2,962,867

• Date Filed

  Not available

• Date Issued

  Tuesday, December 6, 1960
  64 years ago

• CPC

  • C01B21/02 - Preparation of nitrogen
  • C01B3/025 - Preparation or purification of gas mixtures for ammonia synthesis
  • C01B3/506 - at low temperatures
  • C10K1/165 - at temperatures below zero degrees Celsius
  • F25J3/0219 - Refinery gas, cracking gas, coke oven gas, gaseous mixtures containing aliphatic unsaturated CnHm or gaseous mixtures of undefined nature
  • F25J3/0276 - separation of H2/N2 mixtures
  • F25J3/0423 - Subcooling of liquid process streams
  • F25J3/04296 - Claude expansion
  • F25J3/04303 - Lachmann expansion
  • F25J3/04412 - in a classical double column flowsheet
  • F25J3/04587 - for the NH3 synthesis
  • F25J3/04612 - Heat exchange integration with process streams
  • F25J3/0489 - Modularity and arrangement of parts of the air fractionation unit, in particular of the cold box
  • F25J2205/24 - using regenerators, cold accumulators or reversible heat exchangers
  • F25J2205/30 - using a washing
  • F25J2210/14 - Coke-ovens gas
  • F25J2210/42 - Nitrogen
  • F25J2250/42 - One fluid being nitrogen
  • F25J2250/52 - One fluid being oxygen enriched compared to air
  • Y10S62/934 - From nitrogen

• US Classifications

  • 062 - Refrigeration
  • 252 - Compositions