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chemistry (90) 90
metallurgy (90) 90
performing operations (64) 64
transporting (64) 64
casting (61) 61
casting of metals (61) 61
casting of other substances by the same processes or devices (61) 61
powder metallurgy (61) 61
metallurgy of iron (47) 47
processing of pig-iron, e.g. refining, manufacture ofwrought-iron or steel (44) 44
treatment in molten state of ferrous alloys (44) 44
ferrous or non-ferrous alloys (42) 42
treatment of alloys or non-ferrous metals (42) 42
alloys (41) 41
climate change mitigation technologies in the production orprocessing of goods (8) 8
general tagging of cross-sectional technologies spanning over several sections of the ipc (8) 8
general tagging of new technological developments (8) 8
technical subjects covered by former uspc cross-reference art collections [xracs] and digests (8) 8
technologies or applications for mitigation or adaptation againstclimate change (8) 8
general devices for heat treatment of ferrous or non-ferrousmetals or alloys (3) 3
making metal malleable by decarburisation, tempering or othertreatments (3) 3
mechanical metal-working without essentially removingmaterial (3) 3
modifying the physical structure of ferrous metals (3) 3
punching metal (3) 3
rolling of metal (3) 3
artificial stone (2) 2
cements (2) 2
ceramics (2) 2
compositions thereof, e.g. mortars, concrete or like buildingmaterials (2) 2
concrete (2) 2
lime, magnesia (2) 2
refractories (2) 2
slag (2) 2
treatment of natural stone (2) 2
applying liquids or other fluent materials to surfaces, in general (1) 1
atomising apparatus (1) 1
measuring (1) 1
measuring quantity of heat (1) 1
measuring temperature (1) 1
nozzles (1) 1
physics (1) 1
pretreatment of raw materials (1) 1
production and refining of metals (1) 1
spraying apparatus (1) 1
spraying or atomising in general (1) 1
testing (1) 1
thermally-sensitive elements not otherwise provided for (1) 1
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