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IPC-Stelle: C02F 1/467 3-Punkt Untergruppe [Version 2013.01, Sprache EN - English]

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Symbol		Titel
A Hierarchieinformationen		SECTION A — HUMAN NECESSITIES
B Hierarchieinformationen		SECTION B — PERFORMING OPERATIONS; TRANSPORTING
C Hierarchieinformationen		SECTION C — CHEMISTRY; METALLURGY
C01 Hierarchieinformationen		CHEMISTRY
C01 Hierarchieinformationen		INORGANIC CHEMISTRY
C02 Hierarchieinformationen		TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
C02F Hierarchieinformationen		TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE (processes for making harmful chemical substances harmless, or less harmful, by effecting a chemical change in the substances A62D 3/00; separation, settling tanks or filter devices B01D; special arrangements on waterborne vessels of installations for treating water, waste water or sewage, e.g. for producing fresh water, B63J; adding materials to water to prevent corrosion C23F; treating radioactively-contaminated liquids G21F 9/04) [3]
C02F 1/00 Hierarchieinformationen		Treatment of water, waste water, or sewage (C02F 3/00-C02F 9/00 take precedence) [3]
C02F 1/02 Hierarchieinformationen		. by heating [3]
C02F 1/04 Hierarchieinformationen		. . by distillation or evaporation [3]
C02F 1/06 Hierarchieinformationen		. . . Flash evaporation [3]
C02F 1/08 Hierarchieinformationen		. . . Thin film evaporation [3]
C02F 1/10 Hierarchieinformationen		. . . by direct contact with a particulate solid or with a fluid, as a heat transfer medium [3]
C02F 1/12 Hierarchieinformationen		. . . . Spray evaporation [3]
C02F 1/14 Hierarchieinformationen		. . . using solar energy [3]
C02F 1/16 Hierarchieinformationen		. . . using waste heat from other processes [3]
C02F 1/18 Hierarchieinformationen		. . . Transportable devices to obtain potable water [3]
C02F 1/20 Hierarchieinformationen		. by degassing, i.e. liberation of dissolved gases [3]
C02F 1/22 Hierarchieinformationen		. by freezing [3]
C02F 1/24 Hierarchieinformationen		. by flotation (C02F 1/465 takes precedence) [3, 5]
C02F 1/26 Hierarchieinformationen		. by extraction [3]
C02F 1/28 Hierarchieinformationen		. by sorption (using ion-exchange C02F 1/42; sorbent compositions B01J) [3]
C02F 1/30 Hierarchieinformationen		. by irradiation [3]
C02F 1/32 Hierarchieinformationen		. . with ultra-violet light [3]
C02F 1/34 Hierarchieinformationen		. with mechanical oscillations [3]
C02F 1/36 Hierarchieinformationen		. . ultrasonic vibrations [3]
C02F 1/38 Hierarchieinformationen		. by centrifugal separation [3]
C02F 1/40 Hierarchieinformationen		. Devices for separating or removing fatty or oily substances or similar floating material (cleaning or keeping clear the surface of open water from oil or like materials E02B 15/04; devices in sewers for separating liquid or solid substances from sewage E03F 5/14) [3, 5]
C02F 1/42 Hierarchieinformationen		. by ion-exchange [3]
C02F 1/44 Hierarchieinformationen		. by dialysis, osmosis or reverse osmosis [3]
C02F 1/46 Hierarchieinformationen		. by electrochemical methods [3, 5]
C02F 1/461 Hierarchieinformationen		. . by electrolysis [5]
C02F 1/463 Hierarchieinformationen		. . . by electrocoagulation [5]
C02F 1/465 Hierarchieinformationen		. . . by electroflotation [5]
C02F 1/467 Hierarchieinformationen		. . . by electrochemical disinfection [5]
C02F 1/469 Hierarchieinformationen		. . by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis [5]
C02F 1/48 Hierarchieinformationen		. with magnetic or electric fields (C02F 1/46 takes precedence) [3]
C02F 1/50 Hierarchieinformationen		. by addition or application of a germicide or by oligodynamic treatment (C02F 1/467 takes precedence) [3, 5]
C02F 1/52 Hierarchieinformationen		. by flocculation or precipitation of suspended impurities [3]
C02F 1/54 Hierarchieinformationen		. . using organic material [3]
C02F 1/56 Hierarchieinformationen		. . . Macromolecular compounds [3]
C02F 1/58 Hierarchieinformationen		. by removing specified dissolved compounds (using ion-exchange C02F 1/42; softening water C02F 5/00) [3]
C02F 1/60 Hierarchieinformationen		. . Silicon compounds [3]
C02F 1/62 Hierarchieinformationen		. . Heavy metal compounds [3]
C02F 1/64 Hierarchieinformationen		. . . of iron or manganese [3]
C02F 1/66 Hierarchieinformationen		. by neutralisation; pH adjustment (for degassing C02F 1/20; using ion-exchange C02F 1/42; for flocculation or precipitation of suspended impurities C02F 1/52; for removing dissolved compounds C02F 1/58) [3]
C02F 1/68 Hierarchieinformationen		. by addition of specified substances, e.g. trace elements, for ameliorating potable water [3]
C02F 1/70 Hierarchieinformationen		. by reduction [3]
C02F 1/72 Hierarchieinformationen		. by oxidation [3]
C02F 1/74 Hierarchieinformationen		. . with air (aeration of stretches of water C02F 7/00) [3]
C02F 1/76 Hierarchieinformationen		. . with halogens or compounds of halogens [3]
C02F 1/78 Hierarchieinformationen		. . with ozone [3]
C02F 3/00 Hierarchieinformationen		Biological treatment of water, waste water, or sewage [3]
C02F 5/00 Hierarchieinformationen		Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents (softening using ion-exchange C02F 1/42) [3]
C02F 7/00 Hierarchieinformationen		Aeration of stretches of water [3]
C02F 9/00 Hierarchieinformationen		Multistep treatment of water, waste water or sewage [3]
C02F 11/00 Hierarchieinformationen		Treatment of sludge; Devices therefor [3]
C02F 101/00		Indexing scheme associated with groups C02F 1/00-C02F 11/00 relating to the nature of the contaminant in the water, waste water, sewage or sludge. [7]
C02F 101/00 Hierarchieinformationen		Nature of the contaminant [7]
C02F 103/00		Indexing scheme associated with groups C02F 1/00-C02F 11/00, relating to the nature of the water, waste water, sewage or sludge to be treated. [7]
C02F 103/00 Hierarchieinformationen		Nature of the water, waste water, sewage or sludge to be treated [7]
C03 Hierarchieinformationen		GLASS; MINERAL OR SLAG WOOL
C04 Hierarchieinformationen		CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES [4]
C05 Hierarchieinformationen		FERTILISERS; MANUFACTURE THEREOF [4]
C06 Hierarchieinformationen		EXPLOSIVES; MATCHES
C07 Hierarchieinformationen		ORGANIC CHEMISTRY [2]
C08 Hierarchieinformationen		ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
C09 Hierarchieinformationen		DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
C10 Hierarchieinformationen		PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
C11 Hierarchieinformationen		ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
C12 Hierarchieinformationen		BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
C13 Hierarchieinformationen		SUGAR INDUSTRY [4]
C14 Hierarchieinformationen		SKINS; HIDES; PELTS; LEATHER
C21 Hierarchieinformationen		METALLURGY
C21 Hierarchieinformationen		METALLURGY OF IRON
C22 Hierarchieinformationen		METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C23 Hierarchieinformationen		COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL [2]
C25 Hierarchieinformationen		ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR [4]
C30 Hierarchieinformationen		CRYSTAL GROWTH [3]
C40 Hierarchieinformationen		COMBINATORIAL TECHNOLOGY [2006.01]
C40 Hierarchieinformationen		COMBINATORIAL TECHNOLOGY [2006.01]
C99 Hierarchieinformationen		SUBJECT MATTER NOT OTHERWISE PROVIDED FOR IN THIS SECTION [2006.01]
D Hierarchieinformationen		SECTION D — TEXTILES; PAPER
E Hierarchieinformationen		SECTION E — FIXED CONSTRUCTIONS
F Hierarchieinformationen		SECTION F — MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
G Hierarchieinformationen		SECTION G — PHYSICS
H Hierarchieinformationen		SECTION H — ELECTRICITY

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