79022885
Apr 1, 2005
Control system for fish farming in recirculation systems mainly consisting of sensors (probes), programmable logic control (PLC), input panel and monitors
Electrical and Scientific ApparatusBioreactors for biological sewage treatment, especially nitrogen elimination, by using substances (fixed and fluidized beds) as settling area for micro-organisms; apparatus for the separation of solids, mainly consisting of tanks with in- and out-flow connections for the water to be treated, with built-in movable screens with equipment for the cleaning of the screens with air and/or water and equipment to create an air/water mixture
Environmental Control ApparatusBuilding material and pipes (not of metal), portable buildings (not of metal); fish tanks, mainly made of GFR (glass fibre reinforced) plastics, plastic linear and stainless steel constructions
Nonmetallic Building Materials