Classifications

• • C—CHEMISTRY; METALLURGY
  • C01—INORGANIC CHEMISTRY
  • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
  • C01C1/00—Ammonia; Compounds thereof
  • C01C1/02—Preparation, purification or separation of ammonia
  • C01C1/04—Preparation of ammonia by synthesis
  • C01C1/0405—Preparation of ammonia by synthesis from N2 and H2 in presence of a catalyst
  • C01C1/0411—Preparation of ammonia by synthesis from N2 and H2 in presence of a catalyst characterised by the catalyst
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
  • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
  • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
  • B01J23/74—Iron group metals
  • B01J23/745—Iron
• • C—CHEMISTRY; METALLURGY
  • C01—INORGANIC CHEMISTRY
  • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
  • C01G49/00—Compounds of iron
  • C01G49/02—Oxides; Hydroxides
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
  • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
  • Y02P20/00—Technologies relating to chemical industry
  • Y02P20/50—Improvements relating to the production of bulk chemicals
  • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

Landscapes

• Chemical & Material Sciences (AREA)
• Organic Chemistry (AREA)
• Chemical Kinetics & Catalysis (AREA)
• Inorganic Chemistry (AREA)
• Materials Engineering (AREA)
• Analytical Chemistry (AREA)
• Engineering & Computer Science (AREA)
• Compositions Of Oxide Ceramics (AREA)
• Compounds Of Iron (AREA)
• Manufacture And Refinement Of Metals (AREA)
• Crucibles And Fluidized-Bed Furnaces (AREA)
• Treatment Of Steel In Its Molten State (AREA)
• Catalysts (AREA)
• Manufacture Of Iron (AREA)

Applications Claiming Priority (1)

Publications (2)

Family

ID=19883846

Family Applications (1)

Country Status (8)

Families Citing this family (5)

Family Cites Families (3)

• 1977
  • 1977-11-15 NO NO773905A patent/NO140715C/no unknown
• 1978
  • 1978-10-17 US US05/952,136 patent/US4237111A/en not_active Expired - Lifetime
  • 1978-10-25 GB GB7841900A patent/GB2031131B/en not_active Expired
  • 1978-10-25 DE DE19782846496 patent/DE2846496A1/de active Granted
  • 1978-11-08 IT IT29575/78A patent/IT1100084B/it active
  • 1978-11-09 FR FR7831739A patent/FR2408551A1/fr active Granted
  • 1978-11-13 JP JP53138972A patent/JPS5953217B2/ja not_active Expired
  • 1978-11-14 DK DK505078A patent/DK147467C/da not_active IP Right Cessation

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