JPS553845A
(en)
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Biological treating method and apparatus for waste water
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JPS61185399A
(en)
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Apparatus for treating organic waste water
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JPS5535964A
(en)
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Treatment of waste water
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GB1563420A
(en)
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Method and apparatus for purifying waste water or sewage
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JPH0521039B2
(en)
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JPS57110397A
(en)
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Treatment of fecal sewage
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JPS5732790A
(en)
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Treatment of waste water
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JPS54125861A
(en)
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Single tank nitration denitrification method of raw sewage system sewage
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SU1161485A1
(en)
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Method of biochemical removal of sulfates from waste water
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JPS5426062A
(en)
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Apparatus for purifying and treating sanitary sewage
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JPS56126494A
(en)
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Waste water treating method
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JPS57162694A
(en)
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Method and device for purification of waste water
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JPS5535986A
(en)
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Biological denitrification of leachate from waste dumping site
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JPS5518266A
(en)
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Treatment of waste water
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ATE172442T1
(en)
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DEVICE FOR TREATING WASTEWATER
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FR2400489A1
(en)
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Biological purification of waste water - includes oxygenation, degradation, nitrification and denitrification steps
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JPS5781884A
(en)
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Method for purification of sewage
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JPS56126495A
(en)
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Pretreating device for night soil
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JPS5335262A
(en)
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Human waste treating method
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JPS5644097A
(en)
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Biological denitrificating method of waste water
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JPS5485548A
(en)
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Method of treating waste water with activated sludge
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Schlegel et al.
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Anaerobic Activated Sludge Treatment of Filtrates From Thermally Conditioned Sludges(Die Behandling Von Filtratwassern Thermisch Konditionierter Schlamme Nach Anaeroben Belebunsverfahren) |
JPH0253118B2
(en)
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JPS5638191A
(en)
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Method and apparatus for waste water treatment
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SCHAGEN
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THE BIOLOGICAL PURIFICATION OF WASTE WATER IN CARROUSEL PLANTS(DIE BIOLOGISCHE REINIGUNG DES ABWASSERS IN CARROUSELANLAGEN) |