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Method for fixing and immobilising a catalyst on a support
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Method and device for biologically treating liquids in the presence of particles forming a floating bed
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Method for removing heavy metals from liquid effluents
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Apparatus using ultrasound to measure the wall thickness of water pipework
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Method of Regulating Aeration in a basin for bilogical treatment of wastewater
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Heavy metal removal from liq. waste, e.g. water for scrubbing flue gases from incinerators
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CA2007454A1
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Process for controlling the free residual chlorine content in water
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Apparatus for dissolving ozone in a fluid
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Organic porous material manufacturing process, namely an organic semi-permeable membrane with spaced lengthwise multi-channels
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CA2004321A1
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Entrusion die to produce organic material membranes with at least one lengthwise channel
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Organic porous material manufacturing process namely an organic semi-permeable membrane with spaced lengthwise multi-channels
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Process for manufacturing a unified filtration membrane set, used form and product manufactured in this way
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Filtration module with a baffle protecting the filtration fibre bundle
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Tubular sealing plate manufacturing process for hollow fibre separation apparatus and devices
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Method and a device for detecting changes in a surface state and for monitoring the surface state
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Process and installation for increasing the sludge concentration in waste-water treatment plants
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Process and apparatus for making a bundle of filaments, particularly of hollow semi-permeable fibres
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Process for converting wastes containing organic materials
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Arrangement of compound filtering membranes
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Composite assembly of filtering membranes.
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