Classifications

• • C—CHEMISTRY; METALLURGY
  • C01—INORGANIC CHEMISTRY
  • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
  • C01B21/00—Nitrogen; Compounds thereof
  • C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof
  • C01B21/24—Nitric oxide (NO)
  • C01B21/26—Preparation by catalytic or non-catalytic oxidation of ammonia
• • G—PHYSICS
  • G01—MEASURING; TESTING
  • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
  • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
  • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
  • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
  • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
  • G01N21/33—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using ultraviolet light
• • G—PHYSICS
  • G01—MEASURING; TESTING
  • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
  • G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
  • G01N31/005—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods investigating the presence of an element by oxidation
• • 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
  • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
  • Y10T436/00—Chemistry: analytical and immunological testing
  • Y10T436/17—Nitrogen containing
  • Y10T436/173845—Amine and quaternary ammonium
  • Y10T436/175383—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
  • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
  • Y10T436/00—Chemistry: analytical and immunological testing
  • Y10T436/17—Nitrogen containing
  • Y10T436/177692—Oxides of nitrogen

Landscapes

• Chemical & Material Sciences (AREA)
• Physics & Mathematics (AREA)
• Life Sciences & Earth Sciences (AREA)
• Health & Medical Sciences (AREA)
• Analytical Chemistry (AREA)
• Immunology (AREA)
• Organic Chemistry (AREA)
• Pathology (AREA)
• Spectroscopy & Molecular Physics (AREA)
• Biochemistry (AREA)
• General Health & Medical Sciences (AREA)
• General Physics & Mathematics (AREA)
• Chemical Kinetics & Catalysis (AREA)
• Inorganic Chemistry (AREA)
• Molecular Biology (AREA)
• Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
• Investigating Or Analysing Materials By Optical Means (AREA)
• Breeding Of Plants And Reproduction By Means Of Culturing (AREA)

Applications Claiming Priority (1)

Publications (2)

Family

ID=10501750

Family Applications (1)

Country Status (15)

Families Citing this family (6)

Family Cites Families (11)

• 1979
  • 1979-12-04 ZA ZA00796569A patent/ZA796569B/xx unknown
  • 1979-12-10 NO NO794026A patent/NO794026L/no unknown
  • 1979-12-10 US US06/101,857 patent/US4296086A/en not_active Expired - Lifetime
  • 1979-12-11 BE BE6/47035A patent/BE880560A/fr not_active IP Right Cessation
  • 1979-12-12 NL NL7908928A patent/NL7908928A/nl not_active Application Discontinuation
  • 1979-12-12 FR FR7930459A patent/FR2444271A1/fr active Granted
  • 1979-12-13 ES ES486879A patent/ES486879A0/es active Granted
  • 1979-12-13 CA CA000341828A patent/CA1134645A/en not_active Expired
  • 1979-12-13 SE SE7910275A patent/SE7910275L/ not_active Application Discontinuation
  • 1979-12-13 DE DE19792950261 patent/DE2950261A1/de not_active Withdrawn
  • 1979-12-14 BR BR7908182A patent/BR7908182A/pt unknown
  • 1979-12-14 FI FI793926A patent/FI793926A7/fi not_active Application Discontinuation
  • 1979-12-14 DK DK532779A patent/DK532779A/da not_active Application Discontinuation
  • 1979-12-15 JP JP16343079A patent/JPS5593059A/ja active Pending
  • 1979-12-17 IT IT7969416A patent/IT7969416A0/it unknown

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