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waste disposal methods

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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waste disposal methods
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 ).

Efficient Synthesis of α-FeOOH from Pickling Wastewater in ...
Efficient Synthesis of α-FeOOH from Pickling Wastewater in ...

The ,acid, pickling ,wastewater, requires ,neutralization,, filtration, sedimentation, and other purification processes to obtain the purified ferrous solution. First, 10 g of iron scraps was added to 500 mL of pickling ,wastewater, to neutralize the residual ,acid,. At the same time, the Fe 3+ in the solution was reduced to Fe 2+.

Recent trends and developments in Fenton processes for ...
Recent trends and developments in Fenton processes for ...

Presently, comprehensive reviews are already available that have focused on applying Fenton processes in ,wastewater, treatment, with various target compounds and process combinations (Ashrafi et al., 2015; Dewil et al., 2017; Kamali and Khodaparast, 2015; Miklos et al., 2018; Wang et al., 2016).However, in the last decade, several improvements have been made to Fenton processes as the research ...

Sour Water Stripper Process | Yokogawa America
Sour Water Stripper Process | Yokogawa America

Sour Water is the ,wastewater, that is produced from atmospheric and vacuum crude columns at refineries. Hydrogen sulfide and ammonia are typical components in sour water that need to be removed before the water can be reused elsewhere in the plant. Removal of these components is done by sending the sour water from the process to a stripping tower where heat, in the form of steam, is applied ...

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