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Chengdu fracturing flowback fluid treatment project

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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Chengdu fracturing flowback fluid treatment project
[PDF] Chemical and Biological Treatment of Acid Mine ...
[PDF] Chemical and Biological Treatment of Acid Mine ...

This dissertation reports the design of a process (,patent, pending) to remove iron from ,acid mine, drainage (AMD) without the formation of metal hydroxide sludge. The system includes the oxidation of ferrous iron in a packed bed bioreactor, the precipitation of iron within a fluidized bed, the removal of manganese and heavy metals (Cu, Ni, Zn) in a trickling filter at high (>9) pH, with final ...

Froth flotation - Wikipedia
Froth flotation - Wikipedia

Froth flotation, is a process for selectively separating hydrophobic materials from hydrophilic.This is used in mineral processing, paper recycling and ,waste-water, treatment industries. Historically this was first used in the mining industry, where it was one of the great enabling technologies of the 20th century.

Froth flotation - Wikipedia
Froth flotation - Wikipedia

Froth flotation, is a process for selectively separating hydrophobic materials from hydrophilic.This is used in mineral processing, paper recycling and ,waste-water, treatment industries. Historically this was first used in the mining industry, where it was one of the great enabling technologies of the 20th century.

Chemical-free water and wastewater treatment
Chemical-free water and wastewater treatment

*,Patent,-pending Optimal floc formation High coagulant dosing ... ,Acid mine, drainage Aggregate recycling Contaminated land recovery ME+ = METAL IONS Process explained Separation of particulate matter, both colloidal and dissolved, from water and ,wastewater, conventionally uses chemical coagulation. In this process chemical additives neutralise ...

Chemical and Biological Treatment of Acid Mine Drainage ...
Chemical and Biological Treatment of Acid Mine Drainage ...

Removals averaged 97% for copper, 70% for nickel and 94% for zinc. The treatment strategy produced an effluent relatively free of iron ( 3 mg/L), without the formation of iron sludge and may be suitable for AMD seeps, drainage from acidic tailings ponds, active ,mine, effluent, and acidic iron-rich industrial ,wastewater,.

Scrap Tires Can Be Used To Filter Wastewater -- ScienceDaily
Scrap Tires Can Be Used To Filter Wastewater -- ScienceDaily

Scrap Tires Can ,Be Used To Filter Wastewater, Date: November 19, 2006 ... Xie holds a U.S. ,patent, on the technology. ... water reuse and ,acid mine, abatement.

(PDF) Proceedings of Mine Water Solutions in Extreme ...
(PDF) Proceedings of Mine Water Solutions in Extreme ...

MINE WATER SOLUTIONS IN EXTREME ENVIRONMENTS,, 2015 • VANCOUVER, CANADA ElectrocoagulationSimple Process Design for EC System ,MINE WATER SOLUTIONS IN EXTREME ENVIRONMENTS,, 2015 • VANCOUVER, CANADA 16 Table 1 :1Recycled steam cleaner wash water lab analysis (004-263)Analyte ,Wastewater, Mg/l Post EC & Clarification % Reduction Antimony (Sb) <0.01 …

April 2018 Advanced Water Treatment Company Introduction ...
April 2018 Advanced Water Treatment Company Introduction ...

HTX has advanced and ,patent, protected, new electrochemical ,wastewater, treatment technology

CHEMICAL AND BIOLOGICAL TREATMENT OF ACID MINE …
CHEMICAL AND BIOLOGICAL TREATMENT OF ACID MINE …

CHEMICAL AND BIOLOGICAL TREATMENT OF ,ACID MINE, DRAINAGE FOR THE REMOVAL OF HEAVY METALS AND ACIDITY Harry R. Diz ABSTRACT This dissertation reports the design of a process (,patent, pending) to remove iron from ,acid mine, drainage (AMD) without the ... and acidic iron-rich industrial ,wastewater,. iii DEDICATION It would not have been possible to ...

acid mine drainage | ECOVAP
acid mine drainage | ECOVAP

2nd Largest Metals ,Mine, in World Vetoed Due to Clean Water Act. Posted December 15, 2020 by & filed under Uncategorized. Alaska's Pebble ,Mine, project was vetoed under section 404(c) of the federal Clean Water Act. Construction of the ,mine, would have cost $4.7 billion.

(PDF) Proceedings of Mine Water Solutions in Extreme ...
(PDF) Proceedings of Mine Water Solutions in Extreme ...

MINE WATER SOLUTIONS IN EXTREME ENVIRONMENTS,, 2015 • VANCOUVER, CANADA ElectrocoagulationSimple Process Design for EC System ,MINE WATER SOLUTIONS IN EXTREME ENVIRONMENTS,, 2015 • VANCOUVER, CANADA 16 Table 1 :1Recycled steam cleaner wash water lab analysis (004-263)Analyte ,Wastewater, Mg/l Post EC & Clarification % Reduction Antimony (Sb) <0.01 …

Cyanide Treatment with Hydrogen Peroxide | USP Technologies
Cyanide Treatment with Hydrogen Peroxide | USP Technologies

U.S. ,Patent, No. 3,510,424; U.S. ,Patent, No. 3,617,567; Bureau of Mines, U.S. Dept. of the Interior, RI 8836. Schiller J.E., "Removal of Cyanide and Metals from Mineral Processing ,Wastewater," Details of these preparations can be found in FMC Technical Bulletin No. 082-1, "The Preparation and Analysis of Caro’s ,Acid,." U.S. ,Patent, No. 4,049,786

Field Demonstration of In-Situ Treatment and Prevention of ...
Field Demonstration of In-Situ Treatment and Prevention of ...

5/1/2016, · exclusive ,patent, license of the Green World Science® process, which consists of transitioning a previous aerobic, ,acid mine, drainage (AMD)-producing ,mine, pool to a biologically-mediated sulfate reducing state in-situ. Through this process, the entire ,mine, pool undergoes treatment and the source of AMD is addressed in-situ.

Acid whey: Is the waste product an untapped goldmine?
Acid whey: Is the waste product an untapped goldmine?

Nonetheless, ,patent, applications and company statements provide details about efforts to handle ,acid whey,. A quick search of global ,patent, applications related to the use of yogurt ,acid whey, …

Field Demonstration of In-Situ Treatment and Prevention of ...
Field Demonstration of In-Situ Treatment and Prevention of ...

5/1/2016, · exclusive ,patent, license of the Green World Science® process, which consists of transitioning a previous aerobic, ,acid mine, drainage (AMD)-producing ,mine, pool to a biologically-mediated sulfate reducing state in-situ. Through this process, the entire ,mine, pool undergoes treatment and the source of AMD is addressed in-situ.

Waste Material Adsorbents for Zinc Removal from Wastewater ...
Waste Material Adsorbents for Zinc Removal from Wastewater ...

The treatment system consisted of baffled treatment tank filled with adsorbent media. At a low mean residence time of 49 mins, a mean treatment efficiency of 32% was achieved. United States Bureau of Mines (Golden, Colorado) produced the granular biofix, which has been tested extensively for the treatment of ,acid mine, waste .

Acid whey: Is the waste product an untapped goldmine?
Acid whey: Is the waste product an untapped goldmine?

Nonetheless, ,patent, applications and company statements provide details about efforts to handle ,acid whey,. A quick search of global ,patent, applications related to the use of yogurt ,acid whey, was ...

From Bench to Backyard: EPA Patents at Work Protecting ...
From Bench to Backyard: EPA Patents at Work Protecting ...

Initially developed to treat ,acid mine, drainage ,wastewater,, this process has potential applicability for many metal-bearing wastewaters. Future research partners may include hard-rock and coal ,mine, operators, industrial ,wastewater, generators, ,wastewater, treatment process and/or equip- ment vendors, and remediation contractors.

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