Welcome to the company ! we have many years of professional experience !
rsdzd@pyzyrsd.com +86 513525609655

Natural

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.

Certificate of Honor

Get in touch with us

We will confidentially process your data and will not pass it on to a third party.

Natural
11-Design and Development of Sustainable Wastewater ...
11-Design and Development of Sustainable Wastewater ...

ammonia nitrogen, oxidized in advanced ,wastewater, treatment because the POTE discharge effluent has acidic nature of pH 6.6 (Metcalf & Eddy, 2015). Nitrate is th e hydrogen electron acceptor. As the algae production takes place in lake due to photosynthesis and therefore limited nutrients must be available for the control of eutrophication.

Dynamics of Nitrogen Transformation and Removal in a Pilot ...
Dynamics of Nitrogen Transformation and Removal in a Pilot ...

The pilot unit received ,wastewater, from an ,existing, ... ,Nitrogen forms, considered were organic ,nitrogen,, ,ammonia nitrogen, ... Mass balance equations for organic ,nitrogen,, ,ammonia,-,nitrogen,, and nitrate-,nitrogen, in high rate pond (HRP) are expressed in accordance with Equations (2)-(4), ...

Industrial wastewater treatment for fertilizer industry—A ...
Industrial wastewater treatment for fertilizer industry—A ...

nutrients such as ,nitrogen,, phosphorous and potassium (N, P, K- nitrogenous, phosphatic and potassic fertilizers). A typical fertilizer industry complex would include ,ammonia, plant (essential for ,nitrogen, fertilizers), ,acid, plants such as phosphoric ,acid,/nitric ,acid,, solvents such …

Ammonia - Wikipedia
Ammonia - Wikipedia

Ammonia, is a compound ,of nitrogen, and hydrogen with the formula NH 3.A stable binary hydride, and the simplest pnictogen hydride, ,ammonia, is a colourless gas with a distinct characteristic of a pungent smell. It is a common nitrogenous waste, particularly among aquatic organisms, and it contributes significantly to the nutritional needs of terrestrial organisms by serving as a precursor to ...

Chat Online Inquiry Email

Business cooperation

+86 513525609655

Company address

Road West, North Branch, Jingkai Road, Puyang City