introduction: the objective of this study was, wastewater quality investigation and removal efficiency of contaminants from the wastewater tile factory by using  coagulants includes ferric chloride, ferric sulfate and ferrous, aluminum sulfate and poly aluminum chloride in order to reuse it in the processing line. methods: this is an applied study. with regard to shiftwork schedules of the fact...

background: a new biological domestic wastewater treatment process, which has been presented these days in activated sludge modification, is upflow sludge blanket filtration (usbf). this process is aerobic and acts by using a sludge blanket in the separator of sedimentation tank. all biological flocs and suspended solids, which are presented in the aeration basin, pas through this blanket. the ...

The present investigation has been designed to prepare the organic fertilizer from fish waste and study efficacy of on growth yield plants Amaranthus dubius (amaranthus) Trigonella foenum- graecum (coriander). Fish wastes collected slaughter house converted into nutrient quality in terms protein, carbohydrate, nitrogen, phosphorous potassium contents were tested using standard procedures. For a...