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Recovery of acid wastewater from nitrate and compound fertilizer

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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Recovery of acid wastewater from nitrate and compound fertilizer
water treatment - coagulation-flocculation typical ...
water treatment - coagulation-flocculation typical ...

industrial ,wastewater,. When using a mineral coagulant treatment, up to 2 g . m –3 of an anionic polymer will generally be required. In some special cases (surface treatment, steel mills, gas washing), a cationic coagulant-flocculant polymer on its own is often the best solution (0.5 to 5 g . m –3). urban ,wastewater, (physical-chemical ...

Lime and Calcined Dolomite for Use in Steel Plant – IspatGuru
Lime and Calcined Dolomite for Use in Steel Plant – IspatGuru

Hydrated lime, [Ca(OH)2] is formed by ,reaction, of ,lime, with water (slaking). CaO + H2O = Ca(OH)2 + heat. ,Hydrated lime, is also known as slaked ,lime,. It is in the form of a dry white powder. ,Hydrated lime, is an alkali and used for neutralizing acidic solutions.

Lime (material) - Wikipedia
Lime (material) - Wikipedia

Lime, is a calcium-containing inorganic mineral composed primarily of oxides, and hydroxide, usually calcium oxide and/ or calcium hydroxide.It is also the name for calcium oxide which occurs as a product of coal-seam fires and in altered limestone xenoliths in volcanic ejecta. The word ,lime, originates with its earliest use as building mortar and has the sense of sticking or adhering.

WATER TREATMENT CHEMICAL - Water Treatment Chemicals ...
WATER TREATMENT CHEMICAL - Water Treatment Chemicals ...

Hydrated lime, (or calcium hydroxide, or slaked ,lime,) is usually a dry powder resulting from the controlled slaking of quicklime with water. The exothermic or released heat of ,reaction, is captured and used to evaporate the excess slaking water.

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