Classifications

• • 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
  • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
  • G01N21/15—Preventing contamination of the components of the optical system or obstruction of the light path
• • G—PHYSICS
  • G01—MEASURING; TESTING
  • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
  • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
  • G01N33/18—Water
  • G01N33/1826—Organic contamination in water
  • G01N33/1833—Oil in water
• • 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
  • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
  • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
  • Y02A20/20—Controlling water pollution; Waste water treatment

Landscapes

• Health & Medical Sciences (AREA)
• Life Sciences & Earth Sciences (AREA)
• Chemical & Material Sciences (AREA)
• Pathology (AREA)
• General Physics & Mathematics (AREA)
• Immunology (AREA)
• Physics & Mathematics (AREA)
• Analytical Chemistry (AREA)
• Biochemistry (AREA)
• General Health & Medical Sciences (AREA)
• Food Science & Technology (AREA)
• Medicinal Chemistry (AREA)
• Engineering & Computer Science (AREA)
• Investigating Or Analysing Materials By Optical Means (AREA)
• Optical Measuring Cells (AREA)
• Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
• Feeding And Controlling Fuel (AREA)
• Devices For Indicating Variable Information By Combining Individual Elements (AREA)
• Lubrication Of Internal Combustion Engines (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=24726347

Family Applications (1)

Country Status (10)

Families Citing this family (18)

Family Cites Families (2)

• 1976
  • 1976-04-22 US US05/679,297 patent/US4034219A/en not_active Expired - Lifetime
• 1977
  • 1977-02-04 CA CA271,113A patent/CA1069338A/en not_active Expired
  • 1977-02-14 IT IT48026/77A patent/IT1077736B/it active
  • 1977-02-17 GB GB6773/77A patent/GB1572042A/en not_active Expired
  • 1977-02-23 NL NL7701924A patent/NL7701924A/xx not_active Application Discontinuation
  • 1977-03-11 MX MX168329A patent/MX145249A/es unknown
  • 1977-03-18 DE DE19772712607 patent/DE2712607A1/de active Pending
  • 1977-03-29 JP JP3515577A patent/JPS52130392A/ja active Pending
  • 1977-04-20 FR FR7711889A patent/FR2349141A1/fr not_active Withdrawn
  • 1977-04-21 NO NO771382A patent/NO771382L/no unknown

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