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 in the gas phase
  • C01C1/0405—Preparation of ammonia by synthesis in the gas phase from N2 and H2 in presence of a catalyst
  • C01C1/0488—Processes integrated with preparations of other compounds, e.g. methanol, urea or with processes for power generation
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
  • C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
  • C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
  • C07C273/10—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds combined with the synthesis of ammonia
• • 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

Applications Claiming Priority (1)

Publications (1)

Family

ID=19802065

Family Applications (1)

Country Status (8)

Families Citing this family (3)

• 1967
  • 1967-12-21 NL NL6717525.A patent/NL159960C/xx not_active IP Right Cessation
• 1968
  • 1968-12-18 GB GB60248/68A patent/GB1246660A/en not_active Expired
  • 1968-12-19 FR FR1602157D patent/FR1602157A/fr not_active Expired
  • 1968-12-19 BE BE725715D patent/BE725715A/xx not_active IP Right Cessation
  • 1968-12-20 AT AT1240168A patent/AT284861B/de not_active IP Right Cessation
  • 1968-12-20 CH CH1902668A patent/CH507916A/de not_active IP Right Cessation
  • 1968-12-20 DE DE19681816099 patent/DE1816099B2/de not_active Ceased
  • 1968-12-20 JP JP43093614A patent/JPS5016343B1/ja active Pending

Also Published As

Similar Documents

Legal Events