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GB1153042A
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A Filter Unit
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GB1091222A
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A filter unit
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GB1063594A
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Filters
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GB986208A
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Improvements in and relating to filters
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GB961609A
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Liquid filters
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GB942686A
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Improvements in and relating to the treatment of liquor e.g. beer
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GB936126A
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Improvements in and relating to filter elements and filtration apparatus for filtering liquids
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GB933178A
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Improvements in and relating to liquid filters
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GB933177A
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Improvements in and relating to liquid filters
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GB903248A
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Improvements in and relating to the filtering of liquids involving removal of filtercake
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GB844194A
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Improvements in and relating to means for separating water from hydrocarbon liquids
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DE1119828B
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Process for the production of a filter sheet
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GB846307A
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Improvements in and relating to filter arrangements in hydraulic circuits
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GB821967A
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Improvements in and relating to filters especially for filtering oil
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GB835286A
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Improvements in means for indicating a condition in a filter for fluids
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GB820286A
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Improvements in and relating to filtering media
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GB797957A
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Improvements in and relating to filters and filter elements of leaf or sheet form
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GB792606A
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Improvements in and relating to filter sheets or mats
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GB791148A
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Improvements in and relating to filters and casings thereof
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GB797018A
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Improvements in and relating to means for the controlled delivery or dosage of liquids or liquid-solids mixtures
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