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chemistry (62) 62
metallurgy (62) 62
microbiology (48) 48
general tagging of cross-sectional technologies spanning over several sections of the ipc (47) 47
general tagging of new technological developments (47) 47
technical subjects covered by former uspc cross-reference art collections [xracs] and digests (47) 47
technologies or applications for mitigation or adaptation againstclimate change (47) 47
reduction of greenhouse gas [ghg] emissions, related to energygeneration, transmission or distribution (46) 46
beer (42) 42
biochemistry (42) 42
enzymology (42) 42
fermentation or enzyme-using processes to synthesise a desiredchemical compound or composition or to separate optical isomersfrom a racemic mixture (42) 42
mutation or genetic engineering (42) 42
spirits (42) 42
vinegar (42) 42
wine (42) 42
performing operations (23) 23
transporting (23) 23
compositions thereof (22) 22
culture media (22) 22
microorganisms or enzymes (22) 22
propagating, preserving or maintaining microorganisms (22) 22
natural gas (20) 20
environmental sciences (18) 18
bioremediation (14) 14
fuels (14) 14
index medicus (14) 14
physical or chemical processes or apparatus in general (14) 14
separation (14) 14
treatment of water, waste water, sewage, or sludge (14) 14
adding materials to fuels or fires to reduce smoke orundesirable deposits or to facilitate soot removal (13) 13
apparatus for enzymology or microbiology (13) 13
climate change mitigation technologies in the production orprocessing of goods (13) 13
engineering, environmental (13) 13
firelighters (13) 13
fuels not otherwise provided for (13) 13
liquefied petroleum gas (13) 13
lubricants (13) 13
peat (13) 13
petroleum, gas or coke industries (13) 13
synthetic natural gas obtained by processes not covered bysubclasses c10g, c10k (13) 13
technical gases containing carbon monoxide (13) 13
blasting (12) 12
capture, storage, sequestration or disposal of greenhousegases [ghg] (12) 12
combustion apparatus (12) 12
combustion processes (12) 12
cracking hydrocarbon oils (12) 12
flues (12) 12
heating (12) 12
lighting (12) 12
mechanical engineering (12) 12
mineral waxes (12) 12
production of liquid hydrocarbon mixtures, e.g. by destructivehydrogenation, oligomerisation, polymerisation (12) 12
recovery of hydrocarbon oils from oil-shale, oil-sand, orgases (12) 12
refining mixtures mainly consisting of hydrocarbons (12) 12
reforming of naphtha (12) 12
removal or treatment of combustion products or combustionresidues (12) 12
technologies for adaptation to climate change (12) 12
weapons (12) 12
adhesives (10) 10
degradation (10) 10
dyes (10) 10
earth drilling (10) 10
earth drilling, e.g. deep drilling (10) 10
fixed constructions (10) 10
materials for miscellaneous applications, not provided forelsewhere (10) 10
mining (10) 10
miscellaneous applications of materials (10) 10
miscellaneous compositions (10) 10
natural resins (10) 10
obtaining oil, gas, water, soluble or meltable materials or aslurry of minerals from wells (10) 10
paints (10) 10
polishes (10) 10
apparatus therefor (9) 9
disposal of solid waste (9) 9
electrolytic or electrophoretic processes (9) 9
electrolytic or electrophoretic processes for the productionof compounds or non-metals (9) 9
microorganisms (9) 9
reclamation of contaminated soil (9) 9
reclamation of contamined soil soil (9) 9
basic electric elements (8) 8
biodegradation (8) 8
electricity (8) 8
groundwater (8) 8
processes or means, e.g. batteries, for the direct conversionof chemical into electrical energy (8) 8
coal (7) 7
hydrocarbons (7) 7
microbial fuel cell (7) 7
denitrification (6) 6
engineering, chemical (6) 6
methane (6) 6
reduction (6) 6
bacteria (5) 5
carbon dioxide (5) 5
compounds thereof (5) 5
in-situ (5) 5
inorganic chemistry (5) 5
nitrogen (5) 5
non-metallic elements (5) 5
oxidation (5) 5
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Journal Article
Nature Communications, ISSN 2041-1723, 12/2017, Volume 8, Issue 1, pp. 568 - 11
Journal Article
Journal of Hazardous Materials, ISSN 0304-3894, 2010, Volume 173, Issue 1, pp. 200 - 204
Journal Article
Journal Article
Science and Technology of Advanced Materials, ISSN 1468-6996, 2007, Volume 8, Issue 1, pp. 67 - 70
... Song Jin a,b, , Paul H. Fallgren a , Jeffrey M. Morris a , Qi Chen c a Western Research Institute, 365 North 9th Street, Laramie, WY 82072, USA b Hefei University... 
Water treatment | Bacteria | Viruses | Filtration | Layered double hydroxide (LDH) | Water purification | PHYSICOCHEMICAL PROPERTIES | filtration | viruses | water treatment | bacteria | MATERIALS SCIENCE, MULTIDISCIPLINARY | SORPTION | layered double hydroxide (LDH) | water purification | COAL | HYDROTALCITE-LIKE COMPOUNDS
Journal Article
Journal of Environmental Chemical Engineering, ISSN 2213-3437, 03/2016, Volume 4, Issue 1, pp. 599 - 604
•Electrochemical reduction of TCE is verified in a dynamic flow-through system.•Electrochemical reduction of TCE does not result in accumulation of metabolic... 
Electrically-induced reduction | Electrochemical remediation | Trichloroethene (TCE) | Zero-valent iron (ZVI) | Passivation
Journal Article
International Journal of Coal Geology, ISSN 0166-5162, 08/2013, Volume 115, pp. 92 - 96
Biogenic natural gas production is often associated with low-rank coals such as lignite (brown coal) and subbituminous coal; however, little work has been done... 
Biogenic methane | Coalbed natural gas | Coal microbiology | Coal rank | CONSORTIUM | USA | GEOSCIENCES, MULTIDISCIPLINARY | ENERGY & FUELS | BED METHANE | POWDER RIVER-BASIN | SAN-JUAN BASIN | Methane | Volatile organic compounds | Lignite | Microbiology | Gas industry | Rankings | Comparative analysis | Bituminous coal | Natural gas | Production data | Consortia | Coal | Organisms | Bituminous
Journal Article
Journal of Environmental Science and Health - Part A Toxic/Hazardous Substances and Environmental Engineering, ISSN 1093-4529, 05/2018, Volume 53, Issue 6, pp. 517 - 523
Journal Article
International Journal of Coal Geology, ISSN 0166-5162, 08/2013, Volume 115, pp. 79 - 84
This work reported real-time generation of microbial natural gas (methane) from lignite. Lignite (brown coal) samples and formation water were collected from... 
Biogenic coalbed natural gas | Lignite | Biogenic coalbed methane | Methanogenesis | Coalbed methane | CBM | UNITED-STATES | ENERGY & FUELS | POWDER RIVER-BASIN | COAL-BED METHANE | CONSORTIUM | RESERVOIRS | GEOSCIENCES, MULTIDISCIPLINARY | Methane | Gas industry | Analysis | Natural gas | Microorganisms | Bacteria | Nutrients | Australia | Indonesia
Journal Article
Mine Water and the Environment, ISSN 1025-9112, 3/2008, Volume 27, Issue 1, pp. 20 - 30
Journal Article
Environmental science and pollution research international, ISSN 0944-1344, 04/2020
A system consisting of hydrogen peroxide/persulfate (H O /S O ) catalyzed by siderite was attempted to oxidize nine representative petroleum hydrocarbon... 
Journal Article