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chemistry (111406) 111406
destructive distillation of carbonageous materials forproduction of gas, coke, tar, or similar materials (111406) 111406
fuels (111406) 111406
lubricants (111406) 111406
metallurgy (111406) 111406
peat (111406) 111406
petroleum, gas or coke industries (111406) 111406
technical gases containing carbon monoxide (111406) 111406
performing operations (19726) 19726
transporting (19726) 19726
blasting (17826) 17826
heating (17826) 17826
lighting (17826) 17826
mechanical engineering (17826) 17826
weapons (17826) 17826
general tagging of cross-sectional technologies spanning over several sections of the ipc (17548) 17548
general tagging of new technological developments (17548) 17548
technical subjects covered by former uspc cross-reference art collections [xracs] and digests (17548) 17548
technologies or applications for mitigation or adaptation againstclimate change (15860) 15860
cracking hydrocarbon oils (13181) 13181
mineral waxes (13181) 13181
production of liquid hydrocarbon mixtures, e.g. by destructivehydrogenation, oligomerisation, polymerisation (13181) 13181
recovery of hydrocarbon oils from oil-shale, oil-sand, orgases (13181) 13181
refining mixtures mainly consisting of hydrocarbons (13181) 13181
reforming of naphtha (13181) 13181
climate change mitigation technologies in the production orprocessing of goods (12075) 12075
physical or chemical processes or apparatus in general (9884) 9884
adding materials to fuels or fires to reduce smoke orundesirable deposits or to facilitate soot removal (9040) 9040
firelighters (9040) 9040
fuels not otherwise provided for (9040) 9040
liquefied petroleum gas (9040) 9040
natural gas (9040) 9040
synthetic natural gas obtained by processes not covered bysubclasses c10g, c10k (9040) 9040
carburetting air or other gases (8493) 8493
production of producer gas, water-gas, synthesis gas fromsolid carbonaceous material, or mixtures containing these gases (8493) 8493
combustion apparatus (8301) 8301
combustion processes (8301) 8301
disposal of solid waste (6581) 6581
reclamation of contamined soil soil (6581) 6581
consuming waste products by combustion (6498) 6498
cremation furnaces (6498) 6498
chemical or physical processes, e.g. catalysis or colloidchemistry (6482) 6482
their relevant apparatus (6482) 6482
reduction of greenhouse gas [ghg] emissions, related to energygeneration, transmission or distribution (6375) 6375
furnaces (5387) 5387
kilns (5387) 5387
ovens (5387) 5387
retorts (5387) 5387
inorganic chemistry (5347) 5347
compounds thereof (5020) 5020
non-metallic elements (4973) 4973
purifying or modifying the chemical composition of combustiblegases containing carbon monoxide (3895) 3895
separation (3838) 3838
details or accessories of furnaces, kilns, ovens, or retorts,in so far as they are of kinds occurring in more than one kindof furnace (3389) 3389
treatment of water, waste water, sewage, or sludge (2980) 2980
furnaces, kilns, ovens, or retorts in general (2808) 2808
open sintering or like apparatus (2808) 2808
physics (2673) 2673
compositions based thereon (2535) 2535
organic macromolecular compounds (2535) 2535
their preparation or chemical working-up (2535) 2535
climate change mitigation technologies related to wastewatertreatment or waste management (2338) 2338
technical subjects covered by former uspc (2138) 2138
pyroligneous acid (2068) 2068
working-up pitch, asphalt, bitumen, tar (2065) 2065
after-treatment not covered by subclasses c08b, c08c, c08f,c08g (1920) 1920
general processes of compounding (1920) 1920
working-up (1920) 1920
drying (1919) 1919
drying solid materials or objects by removing liquid therefrom (1919) 1919
measuring (1626) 1626
testing (1612) 1612
working of plastics (1499) 1499
working of substances in a plastic state, in general (1499) 1499
organic chemistry (1491) 1491
metallurgy of iron (1427) 1427
making granules or preforms (1407) 1407
conveying (1392) 1392
handling thin or filamentary material (1392) 1392
preparation or pretreatment of the material to beshaped (1390) 1390
packing (1387) 1387
recovery of plastics or other constituents of waste materialcontaining plastics (1387) 1387
storing (1382) 1382
electricity (1364) 1364
artificial stone (1362) 1362
cements (1362) 1362
ceramics (1362) 1362
compositions thereof, e.g. mortars, concrete or like buildingmaterials (1359) 1359
concrete (1359) 1359
lime, magnesia (1356) 1356
refractories (1356) 1356
slag (1356) 1356
treatment of natural stone (1353) 1353
adhesives (1294) 1294
dyes (1290) 1290
miscellaneous applications of materials (1290) 1290
miscellaneous compositions (1290) 1290
natural resins (1277) 1277
acyclic or carbocyclic compounds (1274) 1274
paints (1268) 1268
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English (87416) 87416
Chinese (20445) 20445
French (14532) 14532
German (13649) 13649
Korean (4298) 4298
Russian (2959) 2959
Japanese (1986) 1986
Spanish (1938) 1938
Portuguese (1575) 1575
Italian (595) 595
Finnish (560) 560
Swedish (513) 513
Polish (488) 488
Dutch (432) 432
Ukrainian (393) 393
Norwegian (318) 318
Danish (305) 305
Czech (174) 174
Romanian (141) 141
Turkish (83) 83
Hungarian (80) 80
Estonian (68) 68
Slovak (50) 50
Bulgarian (49) 49
Arabic (37) 37
Slovenian (36) 36
Greek (28) 28
Croatian (27) 27
Latvian (25) 25
Serbian (24) 24
Indonesian (19) 19
Lithuanian (16) 16
Hebrew (12) 12
Icelandic (5) 5
Moldavian (1) 1
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