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Oil sludge purification 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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Oil sludge purification treatment
Solid Bowl Centrifuge for Sludge ... - WasteWater System
Solid Bowl Centrifuge for Sludge ... - WasteWater System

Depending on the type of sludge fed to the system, this can also affect the final percent solids whereby heat treated and raw sludge will be the most concentrated. Other factors that are often overlooked are the control of bowl speed, odor control and generation, but in all, by adjusting the feed rate, chemical dosage and operating speed, these will usually solve the problems.

Sludge handling and disposal - SlideShare
Sludge handling and disposal - SlideShare

In this process sludge solids are treated with chemicals or other means to prepare sludge for dewatering. It improves the drainability of digested sludge. Sludge becomes more amenable to dewatering. It can be achieved by various methods such as elutriation, chemical conditioning, heat treatment, freezing etc. …

WASTEWATER TREATMENT FOR REFINERIES
WASTEWATER TREATMENT FOR REFINERIES

SLUDGE TREATMENT, The scope of ,treatment, also includes three by-product streams generated during the ,treatment, of refinery wastewater - skimmed or slop oils; oily ,sludge, and biological ,sludge,. Skimmed oil is chemical and ,heat, treated, with recovered oils transferred back to the refinery for reprocessing. Oily ,sludge, is thickened and then transferred

SEWAGE SLUDGE II: CONDITIONING DEWATERING and THERMAL DRYING
SEWAGE SLUDGE II: CONDITIONING DEWATERING and THERMAL DRYING

For a ,sludge, containing 5% DS, a CST (18 mm) of 20 s is often regarded as the maximum acceptable if one filter pressing per day is to be achieved7. From Table 1, a dose of polyelectrolyte of about 2 kg/tonne would be required to achieve a CST of less than 20 s after a shear equivalent of 40 s stirring.

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