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Function of sludge scum tank in sewage treatment

Established in 2001, Puyang Zhong Yuan Restar Petroleum Equipment Co.,Ltd, “RSD” for short, is Henan’s high-tech enterprise with intellectual property advantages and independent legal person qualification. With registered capital of RMB 50 million, the Company has two subsidiaries-Henan Restar Separation Equipment Technology Co., Ltd We are mainly specialized in R&D, production and service of various intelligent separation and control systems in oil&gas drilling,engineering environmental protection and mining industries.We always take the lead in Chinese market shares of drilling fluid shale shaker for many years. Our products have been exported more than 20 countries and always extensively praised by customers. We are Class I network supplier of Sinopec,CNPC and CNOOC and registered supplier of ONGC, OIL India,KOC. High quality and international standard products make us gain many Large-scale drilling fluids recycling systems for Saudi Aramco and Gazprom projects.

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Function of sludge scum tank in sewage treatment
Sludge sorts - Water Treatment and Purification - Lenntech
Sludge sorts - Water Treatment and Purification - Lenntech

The composition of this sludge depends on the characteristics of the catchment area. Primary sludge consists to a high portion of organic matters, as faeces, vegetables, fruits, textiles, paper ect. The consistence is a thick fluid with a water percentage between 93 % and 97 %. Activated Sludge

Drinking water treatment sludge production and dewaterabilityф
Drinking water treatment sludge production and dewaterabilityф

The provision of clean drinking water typically involves treatment processes to remove contaminants. The conventional process involves coagulation with hydrolysing metal salts, typically of aluminium (‘alum’) or trivalent iron (‘ferric’). Along with the product water this also produces a …

EVALUATING REUSE OF SLUDGE FROM WATER TREATMENT …
EVALUATING REUSE OF SLUDGE FROM WATER TREATMENT …

Surface water and bound water can only be released by thermochemical destruction of the particles [102] [105] [106]. Sludge dewatering and thickening processes focus on removal of free and interstitial water, which compose the majority of the water in sludge [106]. Alum DWTP sludge handling.

REUSE OF DRINKING WATER TREATMENT PLANTS SLUDGES IN ...
REUSE OF DRINKING WATER TREATMENT PLANTS SLUDGES IN ...

sludges. Tab. 1 reports the average chemical composition of coagulation sludges referring to different Water Treatment Plants in Northern Italy, which draw water from Po, Adige, Sile and Bacchiglione Rivers (Navazio et al., 1990). Sludge L.I.* SiO2 Al2O3 Fe2O3 CaO MgO SO3 CO2 Fe 2+ Metals

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