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Characteristics of fracturing flowback fluid in Changqing Oilfield

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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Characteristics of fracturing flowback fluid in Changqing Oilfield
Recycling of Alum from Water Treatment Residue and Reuse ...
Recycling of Alum from Water Treatment Residue and Reuse ...

the most broadly ,used to remove suspended, and dissolved solids, colloids and organic material from ,wastewater, ... commonly ,used, coagulant to reduce so many ,particles, from ,wastewater,, but it is still challenging to deal with the wastes (sludge) produced after the treatment. During water treatment where ,alum, is ,used, as a flocculant, Aluminum ...

A Study of Alum in Removal of Total Dissolved Solids ...
A Study of Alum in Removal of Total Dissolved Solids ...

Key words: Industrial ,Wastewater,, Membrane Technology, TDS and ,Alum, salt . ... The process of coagulation is ,used to remove, colloidal ,particles, from ,waste water, .In ,waste water, treatment process, ... The ,acid, being formed is neutralized due to water alkalinity.

Screening and Evaluation of Alum and Polymer Combinations ...
Screening and Evaluation of Alum and Polymer Combinations ...

One of the most common methods for removing suspended solids in drinking water is the addition of coagulant and flocculation aids, such as alum, ferric chloride, and long‐chain polymers (AWWA 1997). Coagulation is the process of decreasing or neutralizing the …

How Does Alum Affect Alkalinity? - Ceramics
How Does Alum Affect Alkalinity? - Ceramics

Alum acts as an electrolyte and helps settle suspended matter in water. This process is called coagulation. Chlorine is a highly efficient disinfectant and is added to public water supplies to kill disease-causing pathogens such as bacteria, viruses, and protozoans. What is the function of alum?

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