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GB1300935A
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Valves for controlled solids transfer
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GB1270803A
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Sludge treatment
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GB1206585A
|
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Filter and method of filtering
|
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GB1184055A
|
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Outlet Connection for a Rotary Filter and Mount and Filter Incorporating the same
|
|
GB605678A
|
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Improvements in and relating to sewage treatment and like plant
|
|
GB512496A
|
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Improvements relating to the separation of solids from liquids by sedimentation
|
|
GB482702A
|
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Improvements relating to means for distributing sludge or materials in digesters employed in the digestion of sewage sludge or other waste materials
|
|
GB486927A
|
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Improvements in and relating to mechanism for cleaning or scraping sedimentation tanks or like containers
|
|
GB458177A
|
|
Improvements in and relating to apparatus for the digestion of sewage sludge and like organic matter
|
|
GB457756A
|
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Improvements in or relating to the clarifying of liquids and the thickening of sludge or pulp, especially with reference to the disposal of sewage
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