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Mobile Crushing and Screening Plant

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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Mobile Crushing and Screening Plant
Dissolved organic nitrogen in wastewater treatment ...
Dissolved organic nitrogen in wastewater treatment ...

15/3/2021, · ,Wastewater, microorganisms can synthesize a number of amino acids, e.g. valine, alanine, glycine, glutamic ,acid, and aspartic ,acid,, and other small DON compounds in a range of 0.15–0.55 mg N/L. For example, Nitrosomonas sp., one of the most prevalent and well-studied AOB, can synthesize glutamine, proline and putrescine ( Lu et al., 2016 ).

Did President Trump Make It Legal to Dump Coal Mining ...
Did President Trump Make It Legal to Dump Coal Mining ...

6/2/2017, · The main goal of regulations like these is to reduce the occurrence of an environmental hazard known as ,acid, ... This acidic ,water, forms through ... makes it legal to dump ,coal mining waste, …

Coagulation and Flocculation in Water and Wastewater ...
Coagulation and Flocculation in Water and Wastewater ...

Where: UV254 is the ultraviolet absorbance measure at a wavelength of 253.7 nm, after ,filtration, through 0.45-µm filters (m-1); DOC is the dissolved organic carbon measured after ,filtration, through 0.45-µm filters (mg/l). In general, lower molecular weight species such as the fulvic acids are more difficult to remove by coagulation.

The International Council on Mining and Metals and the ...
The International Council on Mining and Metals and the ...

5/11/2015, · ,Acid, mine drainage ,from coal mining, areas has had a devastating impact on ,water, resources, with acidification of rivers and streams, elevated metal levels and consequent fish die-offs. The pH levels in the region are below 1, indicating high acidity, and residents say that birds fall dead from the sky when they fly over the area.

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Road West, North Branch, Jingkai Road, Puyang City