2996458

Information

• Patent Grant
• 2996458

• References
• Source

• Patent Number

  2,996,458

• Date Filed

  Not available

• Date Issued

  Tuesday, August 15, 1961
  63 years ago

• CPC

  • F25J3/0276 - separation of H2/N2 mixtures
  • C01B3/025 - Preparation or purification of gas mixtures for ammonia synthesis
  • C01B3/346 - using heat generated by superheated steam
  • C01B3/36 - using oxygen or mixtures containing oxygen as gasifying agents
  • F25J3/0219 - Refinery gas, cracking gas, coke oven gas, gaseous mixtures containing aliphatic unsaturated CnHm or gaseous mixtures of undefined nature
  • F25J3/0257 - separation of nitrogen
  • F25J2200/78 - Refluxing the column with a liquid stream originating from an upstream or downstream fractionator column
  • F25J2205/30 - using a washing
  • F25J2205/50 - using absorption
  • F25J2210/14 - Coke-ovens gas
  • F25J2210/20 - H2/N2 mixture
  • F25J2230/08 - Cold compressor
  • F25J2230/42 - the fluid being nitrogen
  • F25J2270/42 - Quasi-closed internal or closed external nitrogen refrigeration cycle

• US Classifications

  • 252 - Compositions