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Symbol IPC-Stellen auswählen Titel
A
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HUMAN NECESSITIES
B
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PERFORMING OPERATIONSTRANSPORTING
C
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CHEMISTRYMETALLURGY
C01
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CHEMISTRY
C01
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INORGANIC CHEMISTRY
C02
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TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
C03
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GLASSMINERAL OR SLAG WOOL
C04
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CEMENTSCONCRETEARTIFICIAL STONECERAMICSREFRACTORIES [4]
C05
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FERTILISERSMANUFACTURE THEREOF [4]
C06
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EXPLOSIVESMATCHES
C07
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ORGANIC CHEMISTRY [2]
C08
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ORGANIC MACROMOLECULAR COMPOUNDSTHEIR PREPARATION OR CHEMICAL WORKING-UPCOMPOSITIONS BASED THEREON
C09
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DYESPAINTSPOLISHESNATURAL RESINSADHESIVESCOMPOSITIONS NOT OTHERWISE PROVIDED FORAPPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
C10
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PETROLEUM, GAS OR COKE INDUSTRIESTECHNICAL GASES CONTAINING CARBON MONOXIDEFUELSLUBRICANTSPEAT
C11
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ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXESFATTY ACIDS THEREFROMDETERGENTSCANDLES
C12
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BIOCHEMISTRYBEERSPIRITSWINEVINEGARMICROBIOLOGYENZYMOLOGYMUTATION OR GENETIC ENGINEERING
C13
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SUGAR INDUSTRY [4]
C14
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SKINSHIDESPELTS OR LEATHER
C21
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METALLURGY
C21
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METALLURGY OF IRON
C22
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METALLURGYFERROUS OR NON-FERROUS ALLOYSTREATMENT OF ALLOYS OR NON-FERROUS METALS
C23
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COATING METALLIC MATERIALCOATING MATERIAL WITH METALLIC MATERIALCHEMICAL SURFACE TREATMENTDIFFUSION TREATMENT OF METALLIC MATERIALCOATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERALINHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL [2]
C25
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ELECTROLYTIC OR ELECTROPHORETIC PROCESSESAPPARATUS THEREFOR [4]
C25B
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ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON- METALSAPPARATUS THEREFOR (anodic or cathodic protection C23F 13/00; single-crystal growth C30B) [2]
C25B 1/00
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Electrolytic production of inorganic compounds or non-metals [2, 2006.01, 2021.01]
C25B 1/01
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Products [2021.01]
C25B 1/02
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. . Hydrogen or oxygen [2, 2006.01]
C25B 1/04
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. . . by electrolysis of water [2, 2006.01, 2021.01]
C25B 1/042
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. . . . by electrolysis of steam [2021.01]
C25B 1/044
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. . . . producing mixed hydrogen and oxygen gas, e.g. Brown's gas [HHO] [2021.01]
C25B 1/13
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. . Ozone [7, 2006.01]
C25B 1/135
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. . Carbon [2021.01]
C25B 1/14
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. . Alkali metal compounds [2, 2006.01]
C25B 1/16
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. . . Hydroxides  (by simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine C25B 1/34) [2, 2006.01]
C25B 1/18
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. . Alkaline earth metal compounds or magnesium compounds [2, 2006.01]
C25B 1/20
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. . . Hydroxides [2, 2006.01]
C25B 1/21
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. . Manganese oxides [7, 2006.01]
C25B 1/22
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. . Inorganic acids [2, 2006.01]
C25B 1/23
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. . Carbon monoxide or syngas [2021.01]
C25B 1/24
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. . Halogens or compounds thereof [2, 2006.01, 2021.01]
C25B 1/245
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. . . FluorineCompounds thereof [2021.01]
C25B 1/26
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. . . ChlorineCompounds thereof  (by simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine C25B 1/34) [2, 2006.01]
C25B 1/27
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. . Ammonia [2021.01]
C25B 1/28
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. . Per-compounds [2, 2006.01, 2021.01]
C25B 1/29
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. . . Persulfates [2021.01]
C25B 1/30
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. . . Peroxides [2, 2006.01]
C25B 1/32
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. . . Perborates [2, 2006.01]
C25B 1/33
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. . Silicon [2021.01]
C25B 1/34
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. . Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis [2, 2006.01]
C25B 1/36
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. . . in mercury cathode cells [2, 2006.01, 2021.01]
C25B 1/42
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. . . . Decomposition of amalgams [2, 2006.01]
C25B 1/44
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. . . . . with the aid of catalysts [2, 2006.01]
C25B 1/46
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. . . in diaphragm cells [2, 2006.01]
C25B 1/50
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Processes [2021.01]
C25B 1/55
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. . Photoelectrolysis [2021.01]
C25B 3/00
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Electrolytic production of organic compounds [2, 2006.01, 2021.01]
C25B 5/00
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Electrogenerative processes, i.e. processes for producing compounds in which electricity is generated simultaneously [2, 2006.01]
C25B 7/00
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Electrophoretic production of compounds or non-metals (separation or purification of peptides, e.g. of proteins, by electrophoresis C07K 1/26) [2, 2006.01]
C25B 9/00
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Cells or assemblies of cellsConstructional parts of cellsAssemblies of constructional parts, e.g. electrode-diaphragm assembliesProcess-related cell features [2, 7, 2006.01, 2021.01]
C25B 11/00
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ElectrodesManufacture thereof not otherwise provided for [2, 2006.01, 2021.01]
C25B 13/00
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DiaphragmsSpacing elements [4, 2006.01]
C25B 15/00
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Operating or servicing cells [2, 2006.01]
C25C
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PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALSAPPARATUS THEREFOR (anodic or cathodic protection C23F 13/00; single-crystal growth C30B) [2]
C25D
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PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGSELECTROFORMING (manufacturing printed circuits by metal deposition H05K 3/18)JOINING WORKPIECES BY ELECTROLYSISAPPARATUS THEREFOR (anodic or cathodic protection C23F 13/00; single-crystal growth C30B) [2, 6]
C25F
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PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTSAPPARATUS THEREFOR (treatment of water, waste water or sewage by electrochemical methods C02F 1/46; anodic or cathodic protection C23F 13/00) [2]
C30
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CRYSTAL GROWTH [3]
C40
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COMBINATORIAL TECHNOLOGY [2006.01]
C40
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COMBINATORIAL TECHNOLOGY [2006.01]
C99
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SUBJECT MATTER NOT OTHERWISE PROVIDED FOR IN THIS SECTION [2006.01]
D
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TEXTILESPAPER
E
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FIXED CONSTRUCTIONS
F
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MECHANICAL ENGINEERINGLIGHTINGHEATINGWEAPONSBLASTING
G
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PHYSICS
H
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ELECTRICITY

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