3361534

Information

• Patent Grant
• 3361534

• References
• Source

• Patent Number

  3,361,534

• Date Filed

  Not available

• Date Issued

  Tuesday, January 2, 1968
  57 years ago

• CPC

  • F25J3/0233 - separation of CnHm with 1 carbon atom or more
  • C01B3/48 - followed by reaction of water vapour with carbon monoxide
  • F25J3/0223 - H2/CO mixtures
  • F25J3/0252 - separation of hydrogen
  • F25J3/0625 - H2/CO mixtures
  • F25J3/0655 - separation of hydrogen
  • C01B2203/0233 - the reforming step being a steam reforming step
  • C01B2203/0244 - the reforming step being an autothermal reforming step
  • C01B2203/0283 - containing a CO-shift step
  • C01B2203/0415 - Purification by absorption in liquids
  • C01B2203/046 - Purification by cryogenic separation
  • C01B2203/048 - the impurety being an organic compound
  • C01B2203/0495 - the impurety being water
  • C01B2203/0811 - by combustion of fuel
  • C01B2203/0816 - Heating by flames
  • C01B2203/0844 - the non-combustive exothermic reaction being another reforming reaction as defined in groups C01B2203/02 - C01B2203/0294
  • C01B2203/0866 - by combination of different heating methods
  • C01B2203/0883 - by indirect heat exchange
  • C01B2203/0894 - Generation of steam
  • C01B2203/1047 - Group VIII metal catalysts
  • C01B2203/1094 - Promotors or activators
  • C01B2203/1241 - Natural gas or methane
  • C01B2203/142 - At least two reforming, decomposition or partial oxidation steps in series
  • C01B2203/143 - Three or more reforming, decomposition or partial oxidation steps in series
  • C01B2203/147 - Three or more purification steps in series
  • C01B2203/148 - involving a recycle stream to the feed of the process for making hydrogen or synthesis gas
  • C01B2203/82 - Several process steps of C01B2203/02 - C01B2203/08 integrated into a single apparatus
  • F25J2200/70 - Refluxing the column with a condensed part of the feed stream
  • F25J2205/04 - in the feed line
  • F25J2205/30 - using a washing
  • F25J2235/60 - the fluid being (a mixture of) hydrocarbons
  • F25J2245/02 - Recycle of a stream in general
  • F25J2270/12 - External refrigeration with liquid vaporising loop
  • F25J2270/42 - Quasi-closed internal or closed external nitrogen refrigeration cycle
  • F25J2270/60 - Closed external refrigeration cycle with single component refrigerant [SCR]

• US Classifications

  • 423 - Chemistry of inorganic compounds