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Foreign institutions engaged in sludge 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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Foreign institutions engaged in sludge treatment
Waste Oil Sludge Processing and Recovery Solutions
Waste Oil Sludge Processing and Recovery Solutions

All this results in a rather simple plant layout, compared to slop oil or storage tank sludge treatment. However, it is advisable to take into account the nature of waste that can be contained in the flotation scum and equip the feed end of a 3-sludge plant with a shredder or macerator to protect downstream machinery from blockage.

oil industry production refinery - Industrial effluent ...
oil industry production refinery - Industrial effluent ...

sludge treatment,. The ,sludge treatment, stage generally has a storage tank and a dewatering stage. A centrifuge settling tank is the technology most used for dewatering ,sludge,. The dewatered ,sludge, cake is then sent to a landfill. ,oily, storm water. ,Oily, storm water, generated in variable and sometimes very high flow rates, is stored in a storm ...

Petroleum Waste Treatment and Pollution Control ...
Petroleum Waste Treatment and Pollution Control ...

In addition, methods such as percolation ponds, mechanical methods (e.g., shale shakers, hydrocyclones, settling ponds, and thickener for preliminary dewatering, centrifugation, filtration such as high-pressure filter presses, vacuum filters, belt presses, and screw presses for further reducing of water from ,oily sludge, or other solid wastes), freeze/thaw ,treatment,, electro-kinetic method ...

Wastewater Technology Fact Sheet Chemical Precipitation
Wastewater Technology Fact Sheet Chemical Precipitation

TABLE 4 COMPARATIVE ,TREATMENT, COSTS Chemical Ferrous sulfate Dithiocarbamate Borohydride Aluminum Chemical Cost/I b $0.17 $0.95 $2.86 $0.50 ,Treatment, Cost/gal $1.03 $0.82 $0.76 $0.04 Source: Hewing, et al., 1995 Ferrous sulfate generated large ,sludge, …

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