IPC-Stelle: C22B 4/02 [Version 7 (gültig ab 01.2000)]

SymbolTypTitel
CSKCHEMISTRY; METALLURGY
C22KLMETALLURGY (of iron C21); FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS (general methods or devices for heat treatment of ferrous or non-ferrous metals or alloys C21D; production of metals by electrolysis or electrophoresis C25)
C22BUKLPRODUCTION OR REFINING OF METALS (making metallic powder or suspensions thereof B22F 9/00; electrolytic C25); PRETREATMENT OF RAW MATERIALS
C22B 1/00HGRPreliminary treatment of ores or scrap (furnaces, sintering apparatus F27B)
C22B 1/02UGR1
.Roasting processes (C22B 1/16 takes precedence)
C22B 1/04UGR2
. .Blast roasting
C22B 1/06UGR2
. .Sulfating roasting
C22B 1/08UGR2
. .Chloridising roasting
C22B 1/10UGR2
. .in fluidised form
C22B 1/11UGR1
.Removing sulfur, phosphorus or arsenic, other than by roasting [2]
C22B 1/14UGR1
.Agglomerating; Briquetting; Binding; Granulating
C22B 1/16UGR2
. .Sintering; Agglomerating
C22B 1/18UGR3
. . .in sinter pots
C22B 1/20UGR3
. . .in sintering machines with movable grates
C22B 1/212UGR3
. . .in tunnel furnaces [2]
C22B 1/214UGR3
. . .in shaft furnaces [2]
C22B 1/216UGR3
. . .in rotary furnaces [2]
C22B 1/22UGR3
. . .in other sintering apparatus
C22B 1/24UGR2
. .Binding; Briquetting
C22B 1/242UGR3
. . .with binders [2]
C22B 1/243UGR4
. . . .inorganic [2]
C22B 1/244UGR4
. . . .organic [2]
C22B 1/245UGR5
. . . . .with carbonaceous material for the production of coked agglomerates [2]
C22B 1/248UGR3
. . .of metal scrap or alloys [2]
C22B 1/26UGR1
.Cooling of roasted, sintered, or agglomerated ores
C22B 3/00HGRExtraction of metal compounds from ores or concentrates by wet processes [5]
C22B 3/02UGR1
.Apparatus therefor
C22B 3/04UGR1
.by leaching (C22B 3/18 takes precedence) [5]
C22B 3/06UGR2
. .in inorganic acid solutions [5]
C22B 3/08UGR3
. . .Sulfuric acid [5]
C22B 3/10UGR3
. . .Hydrochloric acid [5]
C22B 3/12UGR2
. .in inorganic alkaline solutions [5]
C22B 3/14UGR3
. . .containing ammonia or ammonium salts [5]
C22B 3/16UGR2
. .in organic solutions [5]
C22B 3/18UGR1
.with the aid of micro-organisms or enzymes, e.g. bacteria or algae [5]
C22B 3/20UGR1
.Treatment or purification of solutions, e.g. obtained by leaching (C22B 3/18 takes precedence) [5]
C22B 3/22UGR2
. .by physical processes, e.g. by filtration, by magnetic means (C22B 3/26 takes precedence) [5]
C22B 3/24UGR3
. . .by adsorption on solid substances, e.g. by extraction with solid resins [5]
C22B 3/26UGR2
. .by liquid-liquid extraction using organic compounds [5]
C22B 3/28UGR3
. . .Amines [5]
C22B 3/30UGR3
. . .Oximes [5]
C22B 3/32UGR3
. . .Carboxylic acids [5]
C22B 3/34UGR3
. . .containing sulfur [5]
C22B 3/36UGR3
. . .Heterocyclic compounds (C22B 3/34 takes precedence) [5]
C22B 3/38UGR3
. . .containing phosphorus [5]
C22B 3/40UGR3
. . .Mixtures [5]
C22B 3/42UGR2
. .by ion-exchange extraction [5]
C22B 3/44UGR2
. .by chemical processes (C22B 3/26 , C22B 3/42 take precedence) [5]
C22B 3/46UGR3
. . .by substitution, e.g. by cementation [5]
C22B 4/00HGRElectrothermal treatment of ores or metallurgical products for obtaining metals or alloys (general methods of refining or remelting metals C22B 9/00; obtaining iron or steel C21B , C21C) [2]
C22B 4/02UGR1
.Light metals [2]
C22B 4/04UGR1
.Heavy metals [2]
C22B 4/06UGR1
.Alloys [2]
C22B 4/08UGR1
.Apparatus (electric heating elements H05B) [2]
C22B 5/00HGRGeneral processes of reducing to metals
C22B 5/02UGR1
.Dry processes
C22B 5/04UGR2
. .by aluminium, other metals, or silicon
C22B 5/06UGR2
. .by carbides or the like
C22B 5/08UGR2
. .by sulfides; Roasting reaction processes
C22B 5/10UGR2
. .by solid carbonaceous reducing agents
C22B 5/12UGR2
. .by gases
C22B 5/14UGR3
. . .fluidised material
C22B 5/16UGR2
. .with volatilisation or condensation of the metal being produced
C22B 5/18UGR2
. .Reducing step-by-step
C22B 5/20UGR2
. .from metal carbonyls
C22B 7/00HGRWorking-up raw materials other than ores, e.g. scrap, to produce non-ferrous metals or compounds thereof
C22B 7/02UGR1
.Working-up flue dust
C22B 7/04UGR1
.Working-up slag
C22B 9/00HGRGeneral processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
C22B 9/02UGR1
.Refining by liquating, filtering, centrifuging, distilling or supersonic wave action
C22B 9/04UGR1
.Refining by applying a vacuum [3]
C22B 9/05UGR1
.Refining by treating with gases, e.g. gas flushing [3]
C22B 9/10UGR1
.with refining or fluxing agents; Use of materials therefor (C22B 9/18 takes precedence) [3]
C22B 9/14UGR1
.Refining in the solid state
C22B 9/16UGR1
.Remelting metals (liquating C22B 9/02) [3]
C22B 9/18UGR2
. .Electroslag remelting [3]
C22B 9/187UGR3
. . .Apparatus therefor, e.g. furnaces [5]
C22B 9/193UGR4
. . . .Moulds, bottom plates or starter plates [5]
C22B 9/20UGR2
. .Arc remelting [3]
C22B 9/21UGR3
. . .Apparatus therefor [5]
C22B 9/22UGR2
. .with heating by wave energy or particle radiation [3]
C22B 11/00HGRObtaining noble metals
C22B 11/02UGR1
.by dry processes
C22B 11/06UGR1
.Chloridising
C22B 11/08UGR1
.by cyaniding
C22B 11/10UGR1
.by amalgamating
C22B 11/12UGR2
. .Apparatus therefor
C22B 13/00HGRObtaining lead
C22B 13/02UGR1
.by dry processes
C22B 13/06UGR1
.Refining
C22B 13/08UGR2
. .Separating metals from lead by precipitating, e.g. by Parkes process
C22B 13/10UGR2
. .Separating metals from lead by crystallising, e.g. by Pattison process
C22B 15/00HGRObtaining copper
C22B 15/02UGR1
.in blast furnaces
C22B 15/04UGR1
.in reverberatory furnaces
C22B 15/06UGR1
.in converters
C22B 15/14UGR1
.Refining
C22B 17/00HGRObtaining cadmium
C22B 17/02UGR1
.by dry processes
C22B 17/06UGR1
.Refining
C22B 19/00HGRObtaining zinc or zinc oxide
C22B 19/02UGR1
.Preliminary treatment of ores; Preliminary refining of zinc oxide
C22B 19/04UGR1
.Obtaining zinc by distilling
C22B 19/06UGR2
. .in muffle furnaces
C22B 19/08UGR2
. .in blast furnaces
C22B 19/10UGR2
. .in reverberatory furnaces
C22B 19/12UGR2
. .in crucible furnaces
C22B 19/14UGR2
. .in vertical retorts
C22B 19/16UGR2
. .Distilling vessels
C22B 19/18UGR3
. . .Condensers; Receiving vessels
C22B 19/20UGR1
.Obtaining zinc otherwise than by distilling
C22B 19/28UGR1
.from muffle furnace residues
C22B 19/30UGR1
.from metallic residues or scraps
C22B 19/32UGR1
.Refining zinc
C22B 19/34UGR1
.Obtaining zinc oxide (purifying zinc oxide C01G 9/02)
C22B 19/36UGR2
. .in blast or reverberatory furnaces
C22B 19/38UGR2
. .in rotary furnaces
C22B 21/00HGRObtaining aluminium
C22B 21/02UGR1
.with reducing
C22B 21/04UGR1
.with alkali metals
C22B 21/06UGR1
.Refining
C22B 23/00HGRObtaining nickel or cobalt
C22B 23/02UGR1
.by dry processes
C22B 23/06UGR1
.Refining
C22B 25/00HGRObtaining tin
C22B 25/02UGR1
.by dry processes
C22B 25/06UGR1
.from scrap, especially tin scrap (by electrolytic process C25C 1/14)
C22B 25/08UGR1
.Refining
C22B 26/00HGRObtaining alkali, alkaline earth metals or magnesium [2]
C22B 26/10UGR1
.Obtaining alkali metals [2]
C22B 26/12UGR2
. .Obtaining lithium [2]
C22B 26/20UGR1
.Obtaining alkaline earth metals or magnesium [2]
C22B 26/22UGR2
. .Obtaining magnesium [2]
C22B 30/00HGRObtaining antimony, arsenic or bismuth [2]
C22B 30/02UGR1
.Obtaining antimony [2]
C22B 30/04UGR1
.Obtaining arsenic [2]
C22B 30/06UGR1
.Obtaining bismuth [2]
C22B 34/00HGRObtaining refractory metals [2]
C22B 34/10UGR1
.Obtaining titanium, zirconium or hafnium [2]
C22B 34/12UGR2
. .Obtaining titanium [2]
C22B 34/14UGR2
. .Obtaining zirconium or hafnium [2]
C22B 34/20UGR1
.Obtaining niobium, tantalum or vanadium [2]
C22B 34/22UGR2
. .Obtaining vanadium [2]
C22B 34/24UGR2
. .Obtaining niobium or tantalum [2]
C22B 34/30UGR1
.Obtaining chromium, molybdenum or tungsten [2]
C22B 34/32UGR2
. .Obtaining chromium [2]
C22B 34/34UGR2
. .Obtaining molybdenum [2]
C22B 34/36UGR2
. .Obtaining tungsten [2]
C22B 35/00HGRObtaining beryllium
C22B 41/00HGRObtaining germanium
C22B 43/00HGRObtaining mercury
C22B 47/00HGRObtaining manganese
C22B 58/00HGRObtaining gallium or indium [2]
C22B 59/00HGRObtaining rare earth metals
C22B 60/00HGRObtaining metals of atomic number 87 or higher, i.e. radioactive metals [2]
C22B 60/02UGR1
.Obtaining thorium, uranium or other actinides [2]
C22B 60/04UGR2
. .Obtaining plutonium [2]
C22B 61/00HGRObtaining metals not elsewhere provided for in this subclass (iron C21) [2]