BIOFILTERS + BIOFILTRATION (ENVIRONMENTAL BIOTECHNOLOGY)
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BTENVIRONMENTAL BIOTECHNOLOGY (ENVIRONMENTAL PROTECTION)
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UDC573.6.002.504.088.3,1
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Descriptor GERBIOFILTER + BIOFILTRATION (UMWELTBIOTECHNOLOGIE)
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Descriptor ENGBIOFILTERS + BIOFILTRATION (ENVIRONMENTAL BIOTECHNOLOGY)
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Descriptor FREBIOFILTRES + BIOFILTRAGE (BIOTECHNOLOGIE ENVIRONNEMENTALE)
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Variant GERBIOFILTER (UMWELTBIOTECHNOLOGIE)
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Variant GERBIOFILTRATION (UMWELTBIOTECHNOLOGIE)
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Variant GERFILTER/BIOFILTER (UMWELTBIOTECHNOLOGIE)
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Variant GERFILTRATION/BIOFILTRATION (UMWELTBIOTECHNOLOGIE)
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Variant ENGBIOFILTERS (ENVIRONMENTAL BIOTECHNOLOGY)
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Variant ENGBIOFILTRATION (ENVIRONMENTAL BIOTECHNOLOGY)
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Variant ENGFILTERS/BIOFILTERS (ENVIRONMENTAL BIOTECHNOLOGY)
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Variant ENGFILTRATION/BIOFILTRATION (ENVIRONMENTAL BIOTECHNOLOGY)
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Variant FREBIOFILTRES (BIOTECHNOLOGIE ENVIRONNEMENTALE)
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Variant FREBIOFILTRAGE (BIOTECHNOLOGIE ENVIRONNEMENTALE)
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Variant FREFILTRES/BIOFILTRES (BIOTECHNOLOGIE ENVIRONNEMENTALE)
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Variant FREFILTRAGE/BIOFILTRAGE (BIOTECHNOLOGIE ENVIRONNEMENTALE)
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RTBIOLOGICAL EXHAUST GAS PURIFICATION (ENVIRONMENTAL PROTECTION)
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RTBIOLOGICAL FILTERS (BIOTECHNOLOGY)
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RTTRICKLING FILTERS + BIOLOGICAL CONTACTORS + BIOLOGICAL FILTERS (BIOLOGICAL WASTEWATER TREATMENT)