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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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gas testing waste water emission treatment near me location
Wastewater: New Nanomaterial Mines Wastewater for Valuable ...
Wastewater: New Nanomaterial Mines Wastewater for Valuable ...

ZIOS crystals are highly stable in water, and the new material performs well in acidic solutions with the same pH range as ,acid, mine ,wastewater,. In addition, ZIOS selectively captures ,copper, ions 30-50 times faster than current state-of-the-art ,copper, adsorbents, the researchers say.

Human Health and Environmental Damages from Mining and ...
Human Health and Environmental Damages from Mining and ...

Until 1990, the lined ,wastewater treatment, pond received ,acid, plant blowdown to settle out the calcium sulfate sludge. Sludge continued to be excavated from the water ,treatment, pond to recover trace amounts of ,copper,. Other process ,wastewater, was discharged to a central lagoon, separate from the ,wastewater treatment, plant pond.

Evaluation of waste materials for acid mine drainage ...
Evaluation of waste materials for acid mine drainage ...

The ,treatment of acid, mine drainage (AMD) and circumneutral mine water (CMW) with South African coal fly ash (FA) provides a low cost and alternative technique for treating mine wastes waters.

2019 News | Ivanhoe Mines Ltd.
2019 News | Ivanhoe Mines Ltd.

DD025, intersected 3.00 metres (true width) of 7.61% copper at a 2.0% copper cut-off, and 3.00 metres (true width) of 7.61% copper, at a 1.0% copper cut-off, from a downhole depth of 406 metres., DD046, intersected 7.44 metres (true width) of 7.81% copper at a 2.0% copper cut-off, and 9.39 metres (true width) of 6.51% copper, at a 1.0% copper cut-off, from a downhole depth of 523.51 metres.

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Road West, North Branch, Jingkai Road, Puyang City