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CA1147274A
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Filtering apparatus for liquids
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Liquid-filtering device
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Filtering apparatus for liquids
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Improvements introduced in the structure of the filtering apparatus for liquids. (Machine-translation by Google Translate, not legally binding)
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CA1130731A
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Filtering apparatus for liquids
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GB1604508A
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Filters for liquids
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Filters for liquids
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Method for the treatment of sea discharged sewage
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Filtering apparatus for liquids
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Filtration and backwashing apparatus for use with a water filtration system
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GB1156086A
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Filtration Apparatus for Liquids.
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A plant for water filtration at a very high rhythm. (Machine-translation by Google Translate, not legally binding)
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Apparatus for removing sludge from clarifiers and thickeners
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CA830826A
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Ultra-high rate water filtration apparatus
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