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Elimination of carcinogens in acid wastewater by H2

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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Elimination of carcinogens in acid wastewater by H2
Neutralization of Wastewater in the Chemical Industry ...
Neutralization of Wastewater in the Chemical Industry ...

The, acid mine water, can have a P.H of as low as 2.6 (Qiu et al., 2016). As such, neutralization of the, acidic mine water, takes place using Calcium Oxide, commonly referred to as lime and Calcium Hydroxide (Hydrated lime). The chemical formulas for, lime, and, hydrated lime, are CaO and Ca (OH) 2 respectively.

lime dosing in wastewater treatment
lime dosing in wastewater treatment

Hydrated lime, is commonly used by small facilities because it ,can, be directly applied to the water treatment process. Changes should be made in a controlled way. ,Wastewater, Treatment FloMag® products are non-hazardous, environmentally-friendly, safe and cost-effective treatment options for alkalinity addition and pH adjustment of waste streams.

The Strategic use of liquid lime in sludge treatment
The Strategic use of liquid lime in sludge treatment

Lime treatment of, wastewater, sludge has been in use for over a century. This paper describes the use of ‘Liquid Lime’ and hydrated lime suspensions as a sludge treatment process for the specific purpose of agricultural recycling. The introduction of ‘Liquid Lime’ treatment has enabled South

Precipitation treatment of effluent acidic wastewater from ...
Precipitation treatment of effluent acidic wastewater from ...

26/2/2014, · Additionally, wastewater from phosphoric acid plants contains P 2 O 5 and fluorides which could be utilized to produce by-products. Therefore, this paper discusses a chemical precipitation method using hydrated lime Ca(OH), 2, ) whereby calcium fluoride compounds are selectively precipitated.

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