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Self Drilling Fasteners

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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Self Drilling Fasteners
Industrial wastewater treatment for fertilizer industry- A ...
Industrial wastewater treatment for fertilizer industry- A ...

Industrial wastewater, treatment usually requires one or more processes from Physical, ... ,acid, plants such as phosphoric ,acid,/nitric ,acid,, solvents such as alcohol and different fertilizer units. Thus, ... Cavitation technology can be effectively used to ,treat industrial, effluent for removal of COD, ammoniacal

Industrial Wastewater Treatment Options For Inorganic ...
Industrial Wastewater Treatment Options For Inorganic ...

Industrial wastewater, treatment for inorganics can be as simple as settling or filtration and as complex as multistage chemical precipitation or ion exchange processes. Technologies continue to evolve; the following methodology is recommended for selecting the best technology for each application, and several proven technologies have been shown to be effective for the water quality parameters ...

Wastewater Treatment Chemicals for High Metals Concentrations
Wastewater Treatment Chemicals for High Metals Concentrations

If you are at a pH > than 2.5 and don’t want to add ,acid,, reduction of hexavalent chrome can be done by the addition of ,wastewater treatment chemicals,. Typical additions are 1-3 mls/gallon of rinses contaminated with hexavalent chrome but may require more. Jar …

Industrial Wastewater Neutralization Systems | W2 Systems
Industrial Wastewater Neutralization Systems | W2 Systems

Industrial wastewater neutralization systems, are sometimes referred to as pH neutralization systems—this is because the goal when implementing waste pH neutralization is to take the alkali and acidic ,wastewater, streams and mix them together thoroughly until the ,wastewater, is closer to a base pH and ready to be dumped entirely.

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Road West, North Branch, Jingkai Road, Puyang City