PROCESS FOR THE PREPARATION OF HYDROGEN

• US 3,449,078 A
• Filed: 02/24/1967
• Issued: 06/10/1969
• Est. Priority Date: 05/30/1963
• Status: Expired due to Term

• Current Assignee: Quik Willem C J, Weeren Pieter A Van
• Original Assignee: Quik Willem C J, Weeren Pieter A Van
• Inventors: QUIK WILLEM C J, WEEREN PIETER A VAN
• Application Number:
  US04/618,533
• Time in Patent Office: 837 Days
• US Class Current: 423/654
• CPC Class Codes: B01J 23/16 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
• CPC Class Codes: B01J 23/36 Rhenium
• CPC Class Codes: B01J 23/38 of noble metals
• CPC Class Codes: B01J 23/68 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
• CPC Class Codes: B01J 23/688 with manganese, technetium or rhenium
• CPC Class Codes: B01J 23/84 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
• CPC Class Codes: B01J 23/8896 Rhenium
• CPC Class Codes: B01J 23/8898 containing also molybdenum
• CPC Class Codes: B01J 23/90 Regeneration or reactivation
• CPC Class Codes: B01J 27/04 Sulfides
• CPC Class Codes: C01B 2203/1041 Composition of the catalyst
• CPC Class Codes: C01B 2203/1047 Group VIII metal catalysts
• CPC Class Codes: C01B 2203/1052 Nickel or cobalt catalysts
• CPC Class Codes: C01B 2203/1076 Copper or zinc-based catalysts
• CPC Class Codes: C01B 2203/1082 Composition of support materials
• CPC Class Codes: C01B 2203/1094 Promotors or activators
• CPC Class Codes: C01B 3/384 the catalyst being continuously externally heated
• CPC Class Codes: C01B 3/40 characterised by the catalyst
• CPC Class Codes: C07C 2521/04 Alumina
• CPC Class Codes: C07C 2523/36 Rhenium
• CPC Class Codes: C07C 2523/50 : Silver
• CPC Class Codes: C07C 2523/52 : Gold
• CPC Class Codes: C07C 2523/75 : Cobalt
• CPC Class Codes: C07C 2523/755 : Nickel
• CPC Class Codes: C07C 4/18 : Catalytic processes
• CPC Class Codes: C07C 4/20 : Hydrogen being formed in situ, e.g. from steam
• CPC Class Codes: C10G 11/02 : characterised by the catalyst used
• CPC Class Codes: Y02P 20/52 : using catalysts, e.g. selective catalysts
• CPC Class Codes: Y02P 20/584 : Recycling of catalysts

Claims