Method for processing industrial wastewater during the production of solar cells with a relative high portion of hydrogen fluoride and/or fluorides, comprises mixing soda lye or potash with wastewater in a pre-treatment zone
DE102006020709A1
Reactor for anaerobic purification of wastewater
DE102005037831A1
Purifying heavy metal-containing waste water from processing and cleaning of fishing nets, by flocculation, solid-liquid separation, precipitation of heavy metals and sedimentation
DE102005028433A1
Fixed bed reactor for the anaerobic treatment of waste water
DE10360205A1
Process for the treatment of glycol / water mixtures from natural gas production
DE10116126A1
Water filter overhead manifold distributes fibre-laden water directly into organic plastic filter layer under pressure
EP1120150A2
Membrane separation apparatus
DE10043927A1
Process for treating rinsing water used for phosphating metallic surfaces comprises subjecting the rinsing water to membrane separation, returning the concentrate to the bath, and demineralizing the permeate and returning as rinsing water
