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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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Frontiers | Comparative Appraisal of Biomass Production ...
Frontiers | Comparative Appraisal of Biomass Production ...

Choudhary et al. (2016) have reported 87% COD and 70% nitrate removal in the 12 days experiment performed in the rural sector wastewater and observed that the algal growth induced a progressive decrease in the COD and nutrient values to levels that are lower than the permitted discharge limits.

LAB REPORT CMT350.docx - OBJECTIVE To study the process ...
LAB REPORT CMT350.docx - OBJECTIVE To study the process ...

View LAB ,REPORT, CMT350.docx from CMT 200 at Universiti Teknologi Mara. OBJECTIVE To study the process analytical measurement of pH, ORP (REDOX), Conductivity, and Dissolved

Application of Red Mud in Wastewater Treatment
Application of Red Mud in Wastewater Treatment

RM, a type of industrial waste with low cost and strong adsorption, is used to treat ,wastewater, discharged by various industries and could provide substantial advantages for environmental pollution control. RM can be used as an adsorbent to remove different pollutants from ,wastewater,, as …

Refined soybean oil wastewater treatment and its ...
Refined soybean oil wastewater treatment and its ...

1/11/2018, · The release of refined soybean oil ,wastewater, (RSOW) with a high chemical oxygen demand (COD) and oil content burdens the environment. The conversion of RSOW into lipids by oleaginous yeasts may be a good way to turn this waste into usable products. ,The oleaginous yeast Trichosporon fermentans, was used for treating the RSOW without sterilization, dilution, or nutrient supplementation.

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+.

Biochemical Oxygen Demand Experiment | ipl.org
Biochemical Oxygen Demand Experiment | ipl.org

Biochemical oxygen demand (BOD5). A measure of organic materials concentration in the ,wastewater, that can be oxidized by the bacteria and normally determined on the 5th day at 20˚C through the amount of oxygen consumed. In this study, the procedure referred is …

(PDF) chapter 7 shigly solution manual | haymanot manaye ...
(PDF) chapter 7 shigly solution manual | haymanot manaye ...

Academia.edu is a platform for academics to share research papers.

2010 Annual Report | An Integrated Approach to ...
2010 Annual Report | An Integrated Approach to ...

Experiment, 11a and 12 were performed with Canola and calcium chloride at different pH conditions (≈7.0 and ≈10 respectively). Calcium hydroxide, being a strong alkali when added to water, was difficult to utilize when the target pH was 10 without adding a significant amount of concentrated hydrochloric ,acid, (,Experiment, 11b).

EVE 290L.001 Introduction to Environmental Engineering ...
EVE 290L.001 Introduction to Environmental Engineering ...

wastewater, analyses. Parameters to be measured include: pH, alkalinity, hardness, ... (or group, as assigned) will be responsible for conducting the ,experiment,, analyzing the data, and producing a laboratory ,report,. ... and strong bases with acetic ,acid,. After ,neutralization,…

Waste management in the Wine Industry - SlideShare
Waste management in the Wine Industry - SlideShare

4 1.3 An Overview of Global Food Losses and Waste Almost one-third of food produced for human consumption, approximately 1.3 billion tonnes per year, which could feed the total global population of 7 billion, is either lost or wasted. Overall food loss primarily occurs in the production to retail phase of the food chain. Consumers in industrialized nations waste significantly more food than their counterparts …

EVE 290L.001 Introduction Environmental Engineering ...
EVE 290L.001 Introduction Environmental Engineering ...

wastewater, analyses. ... Each student (or group, as assigned) will be responsible for conducting the ,experiment,, analyzing the data ... with sodium bicarbonate, and strong bases with acetic ,acid,. After ,neutralization,, wash area ...

Education Development Center
Education Development Center

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Hydrophobization of the Man-Made Cellulosic Fibers by ...
Hydrophobization of the Man-Made Cellulosic Fibers by ...

We ,report, a novel and efficient strategy for the prepn. of the high-value triterpenoid betulinic ,acid, based on extn. and streamlined oxidn. of betulin from the industrial byproduct birch bark. The initial extn. of betulin relies on a biphasic system and allowed extg. betulin in short times at room temp.

Electrochemical Recovery of Phosphorus from Acidic Cheese ...
Electrochemical Recovery of Phosphorus from Acidic Cheese ...

In this paper, through ,wastewater, acidification and c.d. altering, we clarified the pptn. process and electrochem. interaction of phosphate and coexisting ions. The removal of P is attributed to amorphous calcium phosphate (ACP) formation, whereas the removal of bicarbonate is mainly due to calcite (CaCO3) formation and ,acid,-base ,neutralization,.

Bandung Institute of Technology | Environmental ...
Bandung Institute of Technology | Environmental ...

This ,report, deals with plant design of calcium chloride chemical powder known as calcium chloride dihydrate from limestone and ,acid, chloride solution. The synthesis process uses ,acid, reaction by acidification which has pure 94% product purity and also gives a environmentally friendly waste which is categorized as o-friendly factories.

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