RAW WATER TREATMENT + RAW WATER PURIFICATION (WATER TREATMENT)
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BTRAW WATER (WATER SUPPLY)
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BTWATER TREATMENT PROCESSES + WATER TREATMENT INSTALLATIONS
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UDC628.161
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Descriptor GERROHWASSERBEHANDLUNG + ROHWASSERREINIGUNG (WASSERAUFBEREITUNG)
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Descriptor ENGRAW WATER TREATMENT + RAW WATER PURIFICATION (WATER TREATMENT)
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Descriptor FRETRAITEMENT ET PURIFICATION DE L' EAU BRUTE (TRAITEMENT DE L' EAU)
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Variant GERWASSERREINIGUNG/ROHWASSERREINIGUNG (WASSERAUFBEREITUNG)
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Variant GERROHWASSERREINIGUNG (WASSERAUFBEREITUNG)
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Variant GERBEHANDLUNG/ROHWASSERBEHANDLUNG (WASSERAUFBEREITUNG)
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Variant ENGRAW WATER PURIFICATION (WATER TREATMENT)
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Variant ENGWATER TREATMENT/RAW WATER TREATMENT
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Variant ENGWATER PURIFICATION/RAW WATER PURIFICATION (WATER TREATMENT)
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Variant FREEAU BRUTE/TRAITEMENT ET PURIFICATION DE L'EAU BRUTE
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Variant FREPURIFICATION DE L' EAU BRUTE (TRAITEMENT DE L' EAU)
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NTWATER TREATMENT BY FLOCCULATION, COAGULATION, DETOXICATION