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deep well drilling waste liquid emission treatment technology

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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deep well drilling waste liquid emission treatment technology
Sulphuric acid - Lenntech
Sulphuric acid - Lenntech

Further evaporation in platinum or iron pans yields an ,acid, of 66° Be., ,containing, 93.5 per cent of H2S04, and known as oil of vitriol. Faming or Nordhausen ,acid,, which is still more concentrated, is prepared by special means. It is essentially a solution of sulphuric anhydride (S03) in ,sulphuric acid,.

Sodium Chlorite Hydrogen Sulfide Control in Wastewater ...
Sodium Chlorite Hydrogen Sulfide Control in Wastewater ...

wastewater, treatment operations. Hydrogen sulfide is naturally converted to ,sulfuric acid,, which is corrosive towards steel and concrete. Control of H 2 S will result in increased life and lower maintenance cost for facilities and piping. In addition, worker safety is …

Heavy Metals Removal Industrial Wastewater Solutions
Heavy Metals Removal Industrial Wastewater Solutions

Water tinged with ,sulfuric acid, leached other impurities from the coal, producing an acidic runoff contaminated with heavy metals. The desire to eliminate all types of basins and ponds has prompted industry to use more refined treatment systems. Acidic streams ,containing, iron, aluminum, and sulfate are treated for removal of these contaminants.

WASTEWATER TREATMENT PROCESS - SUMITOMO METAL …
WASTEWATER TREATMENT PROCESS - SUMITOMO METAL …

In the ,wastewater, treatment for a ,sulfuric acid,-acidic ,wastewater containing, aluminum, magnesium, and manganese, a magnesium oxide is used for part or all of the neutralizing agent to be added, the magnesium oxide is produced through the following steps (1) to (4): (1) effluent ,wastewater, obtained by separating aluminum and manganese from ,sulfuric acid,-acidic ,wastewater, is concentrated, and ...

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