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RU1773442C
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Microbiofilter
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RU1779401C
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Microfilter
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RU1773444C
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Microfilter
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SU1773441A1
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Biomicrofilter
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|
RU1773443C
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Biofilter
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RU1798371C
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Device for disintegration of biomass of microorganisms
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SU1763033A1
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Centrifuge for sewage purification
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Device for separation of liquid heterogeneous media
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RU1798333C
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Methane tank
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Biotank with low-head aeration
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Plant for anaerobic digestion
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RU1784279C
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Sewage separating device
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Centrifuge
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Suspension separator
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SU1726397A1
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Apparatus for processing waste water by fermentation and liberation of methane
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Sewage treatment unit
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Disc sprayer
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Centrifuge for cleaning sewage
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SU1699622A1
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Concentrator-sparyer
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SU1731288A1
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Centrifuge
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