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Karstification of acid mine wastewater

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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Karstification of acid mine wastewater
WO2006120172A1 - Method and device for regenerating ...
WO2006120172A1 - Method and device for regenerating ...

The inventive method is characterized by subjecting the ,cutting fluid, or a part thereof to a membrane separation method by guiding it across a membrane filter and separating it into a filtrate and a retentate; (a) discarding the filtrate and mixing the retentate with an oil-free additive, thereby compensating the volume loss of the ,cutting fluid, caused by discarding the filtrate and the loss in ingredients, or (b) …

Membrane Tehcnology For Degreasing Treatment Process ...
Membrane Tehcnology For Degreasing Treatment Process ...

Separation ,principle, Selecting the appropriate ceramic membrane filtration precision, by utilizing the characteristics that oil molecules and water molecules differ by tens of times in size and hydrophilic membrane surface properties of ceramic membrane, oil molecules can be effectively rejected, and water, degreasing bath, and surfactant small molecules can be recycled through the membrane surface.

Simultaneous elimination of dissolved and dispersed ...
Simultaneous elimination of dissolved and dispersed ...

30/4/2009, · In machining processes such as metal-turning, milling, drilling and in particular when the metal removal operations are conducted at high speeds and low pressures, the regulation of heat generation and the lubrication of the contact point are achieved by pouring an oil-in-water emulsion, the so-called “,cutting fluid, emulsion”. A ,cutting fluid, concentrate usually contains a mineral oil, a …

Elaboration of the Demulsification Process of W/O Emulsion ...
Elaboration of the Demulsification Process of W/O Emulsion ...

η = V water ′ V total ′ ⋅ φ × 100 %. (2) where, η is the emulsion of the ,demulsification, rate, Vwater ′ is the volume of water separating out after ,demulsification,, Vtotal ′ is the total volume of the collected liquid from the tail liquid tube, φ is the rate of water content in the emulsion. 2.4.2.

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