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Acid etching cleaning wastewater

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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Acid etching cleaning wastewater
Removal of High -Concentration and Refractory Organic ...
Removal of High -Concentration and Refractory Organic ...

Wastewater, from diosgenin manufacture is dark brown (3,500 ~4,000 times of the chroma) and ,acidic,(pH=0.8~1.5)with ,high concentration, of ,organic, matter(COD=25,000~38,000 mg/L)and poor biodegradability(BOD5/COD= 0.25~0.30). It is highly toxic to biota due to the water-soluble saponin, tannins and pectin. Therefore removal of the ,organic, matter is of great importance before the …

Removal of Organic Matter from Wastewater by Activated ...
Removal of Organic Matter from Wastewater by Activated ...

teratogenicity or ,high, acute toxicity. Many of these compounds are found in ,wastewater,. ... The purpose of return sludge is to maintain a ,concentration, of Removal of ,Organic, Matter from ,Wastewater, by Activated Sludge Process ... The typical ,wastewater treatment, plant depends on microorganisms in the ,wastewater, to decomposed waste.

Advanced Waste Water Treatment Methods | Waste Management
Advanced Waste Water Treatment Methods | Waste Management

After the detailed evaluation of the ,wastewater, is complete, one need to determine the optimum preconditioning chemistry and selects the best pretreatment technology for the application. Reverse Osmosis process generates ,high, TDS waste stream reject. Approximately 25-40% of waste reject with ,high, TDS ,concentration, will be generated from feed water.

ORGANIC WASTEWATER TREATMENT USING ENZYME …
ORGANIC WASTEWATER TREATMENT USING ENZYME …

concentration, of ,organic, matter in ,wastewater,. It is a measure of the amount of dissolved oxygen used by microorganisms in the water. If the amount of ,organic, matter in sewage is more, the more oxygen will be utilized by microorganisms to degrade dumping sewage which containing ,high, BOD value.

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