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Bicarbonate in fracturing flowback fluid

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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Bicarbonate in fracturing flowback fluid
CN106565050A - Folic acid wastewater treatment process ...
CN106565050A - Folic acid wastewater treatment process ...

The folic ,acid wastewater, treatment process comprises the following steps: precise filtration of folic ,acid wastewater,: the precise filtration is precoating filtration or direct filtration; ,acid, separation, purification and recycling: a step of adsorbing hydrochloric ,acid, and ,sulfuric acid, in precisely-filtered ,wastewater, by adopting macroporous resin, after adsorption saturation of the macroporous resin, carrying out …

Polyacrylamide for steel wastewater
Polyacrylamide for steel wastewater

Method,. The treatment of mine ,acid wastewater, generally adopts the lime ,neutralization method,. Iron and steel plant ,wastewater, treatment uses anionic polyacrylamide as a flocculant to treat ,wastewater, produced in steel plants. Anionic polyacrylamide only needs to be used in industrial ,wastewater, …

Resource utilization of pickling wastewater (waste acid)
Resource utilization of pickling wastewater (waste acid)

The acid pickling wastewater (waste acid) produced by steel rolling, metal surface treatment and heat treatment industry is mainly hydrochloric acid wastewater and sulfuric acid wastewater. The impurities in the, waste acid, are mainly Fe2 +, Fe3 +, and a small amount of zinc, copper and other heavy metal ions.

Wastewater Treatment during PCB Fabrication Process | PSPCB
Wastewater Treatment during PCB Fabrication Process | PSPCB

This process produces, copper-containing, wastewater, sulfuric acid mist. (10) Soldermask (Green): Its function is to prevent bridging during wave soldering, improve soldering quality and save solder. It is also a permanent protective layer for printed boards that protects against moisture, corrosion, mildew and mechanical abrasion.

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