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Removal of acid wastewater by calcium carbonate

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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Removal of acid wastewater by calcium carbonate
Florida pond 'contaminated with radioactive wastewater ...
Florida pond 'contaminated with radioactive wastewater ...

Those incidents include 'evacuations from sulfuric ,acid, leaks, deaths of multiple employees, the release of more than 1 billion gallons of contaminated ,wastewater,, and ongoing, regular gypsum ...

Frontiers | A Review of Phosphorus Removal Technologies ...
Frontiers | A Review of Phosphorus Removal Technologies ...

The removal of phosphorus (P) from ,domestic wastewater, is primarily to reduce the potential for eutrophication in ,receiving, waters, and is mandated and common in many countries. However, most P-removal technologies have been developed for use at larger ,wastewater, treatment plants that have economies-of-scale, rigorous monitoring, and in-house operating expertise.

A review on emerging contaminants in wastewaters and the ...
A review on emerging contaminants in wastewaters and the ...

1/4/2015, · It is anticipated that concentrations of ECs in ,receiving wastewater, vary throughout the day. Coutu et al. (2013) collected hourly composite samples (i.e., one sample every 15 min to create an hourly composite) for influent ,wastewater, over 24 h sampling periods. This was used to investigate within day variability of antibiotic concentrations.

Phthalic acid | H2C8H4O4 - PubChem
Phthalic acid | H2C8H4O4 - PubChem

Phthalic acid, is a benzenedicarboxylic ,acid, cosisting of two carboxy groups at ortho positions. It has a role as a human xenobiotic metabolite. It is a conjugate ,acid, of a phthalate(1-) and a phthalate.

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