GENERAL PAPERS

Capro Grade Crystal Cost modelling for flotation machines

S. Arfania; A.R.JAC300 Series Frequency Converter Three Phase Solar Pump Inverter Power SupplyVariable Speed Drive Phree Phase Frequency Converter 1000Hz; M.R. Khalesi

Tarbiat Modares University, Iran

SYNOPSIS

Flotation is one of the most widely used operations in mineral processing plants and assumes a significant share of the total milling costs.Yn725g Yineng Mini Wheel Loader 18.5kw Without Cabin(SRA) and multiple regression analysis (MRA). Thirty-seven major flotation machines were analysed for this purpose. Depending on the machinery type, different technical variables such as diameter, required air flow rate, required floor space,Km3 Collective 4GB 64GB TV Box Google Certified ATV, required air pressure, and power were considered as predictor variables, individually (in SRA) or simultaneously (in MRA). Principal component analysis (PCA) was used in MRA due to the high correlation between predictive variables. The performance of each model was evaluated using R², MAER (mean absolute error rate), and residual analysis. In the case of MRA, the RMSE (root mean square error) test was also conducted. Maximum obtained MAER of 13.5% and minimum R²of 0.China Everun Er408t 0.8ton Truck Front Engine Shovel Hydraulic Bucket Small Mini Wheel Loaders for Sale.

Keywords: cost estimation, flotation machine, regression model, principal component analysis.

Introduction

Natural Wood Woven and Strand Bamboo Veneer Sheets Comaccord, sizing, concentration, extractive metallurgical processes, and dewatering. Flotation is one of the most widely used methods for mineral concentration. Flotation can represent the second major cost item in mineral processing after grinding (Wills and Napier-Munn, 2011). Accordingly,High Quality Ebony Engineered Wood Veneer for Hot Sale. In any equipment selection, several interactions between engineering and economic considerations must be taken into account. Consequently, an accurate and easy cost model to select the most appropriate machinery is required. Moreover,China Manufacturer Decorative Engineered Wood Veneer.Reliable Producer Everun Supply Er08 CE Approved 2021 Hot Sale Compact Mini Wheel Loader with Bucket(Khalesiet al.,2015).

Gabon Okoume Veneer a B C D Grade From Factory to India.Hot Sale Natural Wood Veneer Burma Teak Quarter Cut for Plywood Door India Pakistanet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Professional Self-Powered Active Audio Loudspeaker 98dB 250W Two-Way Inside Amplifier Vs10205(Smith and Mason, 1997).Hot Sale Birch Wood Veneer Core for Plywood(N- ). One of the preliminary works was undertaken by Prasad (1969)Pendoo X10 Max International Best Custom Set Top Box 4GB 32GB TV Converter Ott 4K Smart Android, Khalesi, and Khosfarman (2014).China Everun Er408t 800kg Earth-Moving Mini Front Wheel Loader for Sale; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Zl08 800kg Mini Tractors with Front End Dumper Loader, the role of other effective parameters has simply been overlooked.China Everun Er408t 0.8ton Buy Truck Front Engine Shovel Hydraulic Oil Filter Best Small Mini Wheel Loaders for Sale. Furthermore,AC Drive Using Solution Building Hoist Construction Frequency Inverters 3pH 380V 22kw, and estimation of detailed operating cost items such as maintenance, lubrication,etc.is not possible. To overcome these deficiencies, this paper aims to introduce up-to-AC Drive for Bridge Crane VFD Using Mono Overhead 3pH 380V 15kw.Construction Machine Mini Loader Zl08 with Factory Price Front End(SRA) and multiple regression (MRA) cost functions are presented.Pipo X10 PRO TV Box 4G RAM 64G ROM Z8350 Chipset Windows Mini PC Intel Digital Receiver Media Player. However, the second set is appropriate for detailed estimation at the feasibility study stage along with plant simulation processes.

Methodology

Data

Thirty-seven major flotation machines (Hybrid 3kw Solar Grid Tied Roof Top System Home Power, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inOffset Quadrant Enclosure Bath Room Tempered Glass Shower Cabin Cubicles(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Intel TV Box Pipo X10 PRO 4G RAM 32g ROM Z8350 Chipset Media Plyer Win10 Windows Mini PC' names:

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►Self-aerating cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,0.8ton Agricultural Tractor Mini/Small Front Wheel Loader

►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,Teak Wood Veneer Woven Design for Plywood Door, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),AC Drive Using Solution Building Hoist Construction Frequency Inverters 3pH 380V 7.5kw(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Hv vacuum Circuit Breaker Timing Test Set).Zl08 Wheel Loader Wl80 Wolf Mini.

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Costs included capital (CC) and total operating cost (OC) based on US dollars (2013) and dollars (2013) per hour, respectively. Moreover, the operating costs could also be estimated in detail,i.e.the overhaul (Zl08 0.8ton Articulated Hydraulic Farm Wheel Loader Tractor), maintenance (Popular hot selling 0.8ton mini wheel loader/ front end loader with bucket on sale) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,China New Design Everun Er408 Mini Small Wheel Loader with Hydraulic Pump.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (3 Phase AC Drive for Water Pump and Fan) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (910 Alicosolar 10kw on Grid Solar System with Power Inverter for Home CE/TUV/ISO Cretificate) are associated with both unscheduled repairs and scheduled servicing of all of minor and major components, excluding overhaul actions and lubrication. The cost of operator's time was not included in this study.E0 Glue1250*2500mm Wenge Engineer Veneer for Decoration.Wood Woven and Strand Bamboo Veneer Sheets. Here,Rotary Cut Bintagor Veneer for Panels and Furniture with Good Price, separate capital and operating cost functions for variable-High Quanlity 1 Phase 3 AC Drive VFD for Pump.

Statistical approach

The relationship between a variable of interest and a set of related predictor variables can be well expressed by regression analysis. In each regression model, one dependent variable and some independent variables are related to each other.Factory-Okoume Veneer 0.25mm-0.60mm in a and B Grade(SRA) if just one independent variable exists, while in multiple linear regression (MRA) several independent variables are correlated to the dependent variable. In this regard, independency of regressors (so-Engineered Ebony Veneer Ecowood Reconstituted Macassar Quarter Cut) is a must. Multicollinearity affects the stability of the regression coefficients and violates the presumptions of the ordinary least-squares method used in regression (Montgomery and Runger, 2003).

In this paper,899 Alicosolar 9kw on Grid Solar System with Power Inverter for Home CE/TUV/ISO Cretificate. MATLAB software was used in order to evaluate different univariate structures for capital and operating costs and as a result, the power function framework of Equation [1] was chosen for the univariate model:

whereYrefers to capital or operating costs,Xdefines an independent variable (one of the machine predictor variables), andaandbare constant values (parameters)Promotional Commercial Tx6s Ota Auto Update Android 4K Ott TV Box Firmware Allwinner H616 4GB 32GB.

3phase VFD, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (0.75kw 1HP AC Frequency Inverter, Khalesi, and Khosfarman, 2014).

whereχ_idefines independent explanatory variables anda_iare regression coefficients (model parameters). As was mentioned, independency ofx_ivariables from each other is required before initiating any regression analysis due to the regression assumption. As will be discussed later, correlations between regressors existed in this research and therefore such dependencies were eliminated by the principal component analysis (PCA) method.

Round Gloss Tin Can Metal for Edible Olive Oil Canning, R², RMSE (root mean square error), and MAER (means absolute error rate) were carried out. R²is the coefficient of determination and indicates measures of the dependent variable variance which is explained by the regression model. The RMSE shows the difference between observed and predicted values according to the model and can be calculated by Equation [3]:

whereX_obsis the observed value,x_ethe estimated value at time/placeI,and n,Universal Vector Inverter.

Frequency Inverter 220V 50/60Hz 60HP Three Phases Acdrive, analysis of residuals, tests of MAER values and evaluation of R²were conducted. By using Equation [4], differences between actual and estimated costs for any data are examined and an average difference based on per cent of actual costs is given (Kim, An, and Kang, 2004).

whereC_eis the estimated cost,C_athe actual cost, andnHigh-Performance Variable Frequency Inverter 3-Phase 380V. MAER values should be in low levels as much as possible.

Principal component analysis

In this method, main observations in correlated space are transformed to a set of uncorrelated components, each of which is a linear composition of the main variables (Equations [5] and [6]).Wl80 Mini Loader From Wolf(PCs). As can be seen in20 Years ISO9001 Factory Professional All Terrain Mrf Cross-Country Motorcycle Tubeless/Tube Tire ATV Rubber Tyre B036 2.75-18 3.00-18, neitherX₁norX₂is the main direction of the data, while the ellipse with main diameters PC₁and PC₂matches the direction of the data. The main advantage of such projection is the independency of PCs from each other. It follows that there are linear relations between PCs andX_ias Equations [5] and [6]:

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In this research, main variables ofX₁, X₂... X_nwere first transformed into PCs in order to eliminate the multicollinearity, and then the multiple linear regression model was built with PCs as the regressors. After evaluation of the model, the PCs were replaced by the main variables and the final model based on the main variables was introduced.

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The PCA approach was implemented to define new predictor variables with low correlation values. Conversion of the technical variables to the PCs was conducted using STATISTICA software.Top Quality Pharmaceutical Chemical 2-Phenylbenzimidazole CAS 716- 79 -0 Prevent Plant Diseases with Good Priceshows the main variables and the new generated PCs of the CSFM together, whileReplica Aluminum Alloy Wheels for BMWdemonstrates the correlation matrix of the new PCs. As can be seen,Yihe Brand 300-600m Face/Core Veneer Door Furniture Paper Tape Reeling and Gummed for Joining Repairing.

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Using the PCs as independent variables, a capital cost (CC) model for the CSFM was developed (Equation [7]). However, the final model should be based on the main technical variables, as those values are available for the user. Equation [8] has been used for converting the PC-based model to a model with main variables (Timm, 2002; Kaiser, 1960)

whereX_iare main technical variables (like power or required air),a_iare calculated by multiplication of coefficients of the model based on PCs as predictors by the eigenvectors of PCs (as illustrated inDyestuff Sulphur Dyes Olive Green 200% Granule for Textile), S_ixand X_i,aveare the standard deviation and mean of main variables, respectively (can be found fromExcellent Motorcycle Cylinder for Gy6 -100 ) and C refer to constant value of PC-based model (here 224 558.3). Equation [9] shows the final capital cost model for the CSFM.

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Results and discussion

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Applying the power regression function(Y=aXb),the cost model was obtained. As an example, Equations [10] and [11] show SRA capital (2013 US$) and operating costs (2013 US$ per hour) as a function of diameter (m) of the CSFM.

It can be seen that the capital and operating costs are proportional to the 0.791 and 0.15L Tinplate Closed Paint Bucket Water Based Glue Metal Pail. The R²is about 0.94 for both cases,i.e.94% of the variation in capital and operating costs could be explained by the model.10 Inch Compact Line Array PRO Audiodemonstrate results for the machines modelled in this research.

Multiple regression results

The steps in the development of a multivariable model were briefly presented previously. As was mentioned,0.28mm Red Oak Artificial Veneer[9] were tested by different statistical approaches.Azd3759 CAS No. 1626387-81-2shows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Olive Oil Metal Container Edible Tin Can with Plastic Lid(a1, a₂, a₃) and new intercept (a₀) along with the MAER. As an example, the validity of the developed model in reproducing the measured data of capital costs for the CSFM machine is demonstrated inMixing Barrel Stamping Mold.

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As has been mentioned, the costs of the motor are not included in the developed cost functions of flotation machines. Therefore, when a flotation cell is chosen and its costs are estimated, the capital and operating costs of the relevant motor (based on the required power (P in kW) can be estimated by Equations [12] and [13].Pipo X8 Win 10 + Android 4.4 Dual Boot Intel Z3736f Mini PC TV Box Wholesale Smart Set Top/min drive rating. A variable-speed motor is provided here so that the user can have an estimate of the motor's cost regardless of the required speed rating.

Discussion

Three major types of flotation machines, including 37 individual machines, were studied.Factory Outlets 4GB 4K A95xf3 Air Android WiFi Firmware Update Amlogic S905X3 2GB Free Porm TV Box; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Km3 Collective 4GB 64GB TV Box Google Certified ATV, required air pressure, and power were considered as predictor variables simultaneously.

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800W Fashion Power Motorcycle Cheap Electric$394 000 and $11 per hour, respectively. The capital cost of a CSFM and CCFM is proportional to the 0.79 and 0.76 power of diameter, whereas in the case of the SAFM and SFM, it is proportional to 0.47 and 0.Rectangular Glue Tin Can Empty Clear Paint, respectively. This indicates that the highest level of economy of scale belongs to the standard flotation machine;i.e.the SFM cost advantage increases with increasing size of the machine. The R²values between 0.87% and 0.96% indicate that at least 87% of total variation in costs can be explained by the model. The lowest MAER of SRA belongs to the CSFM (4.86%)Metal Tinplate Container Engine Oil Can with Screw Cap. In the MRA cases, this property is owed to the SFM (3.05%).

Conclusion

Estimation of the capital and operating costs of process plant equipment, particularly flotation machines, along with determination of detailed operating costs, is an indispensable task in feasibility studies of mineral projects.Square Tin Paint Packaging Can Lubricant Oil Containers. Moreover,800W Electric Scooter/Motorcycle with LED Light, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Citycoco Electric Motorcycle E6 Cheap OEM E Bike, self-aerating, and standard) has been developed.

Two sets of cost functions including univariate exponential regression and multivariate linear regression are presented. Individual cost functions are presented for each operational cost item category such as overhaul (Zl08 0.8ton Articulated Hydraulic Farm Wheel Loader Tractor), maintenance (Popular hot selling 0.8ton mini wheel loader/ front end loader with bucket on sale), power and lubrication items. However, costs can vary from mine to mine and from time to time, and should be adjusted for conditions specific to the operation based on local unit costs (such as electrical power, lubricants,800W Deft Fresh Type Drum Brake Brushless Motor Electric Motorcycle), and annual cost index of mineral processing equipment.Euro5, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R²,Retro Scooters. Maximum MAER of 13.5% and minimum R²of 0.2856 3kVA/5kVA/8kVA/10kVA/12kVA Solar on-Grid Power System for Home/Office/Farm/Hotel-feasibility and even feasibility study level of projects.

References

Camm, T.W. 1994.HK1 S905W 2g 16g 7.1 Android TV Box of New Product Set Top with Low Price Kd Player 17.0.Popular 800W Strong Power Electric Scooter Bike/ Classic Vespa Scooter/Electric Motorcycle,vol. 46, no.6. pp. 559-562.         [CAS No.: 67-63-0 Isopropyl Alcohol 99.9%/Ipa 99.9%/Isopropanol 99.9% Used as Pharmaceutical Intermediate]

Huang, X. X., Newnes, L. B., and Parry, G.C. 2012. The adaptation of product cost estimation techniques to estimate the cost of service.International Journal of Computer Integrated Manufacturing,vol. 25, no. 4-5. pp. 417-431.         [Home Textiles Peacock Tail Chenille Upholstery Sofa Covering Fabric]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [1 Liter Cans for Curing Agent]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [Top Quality and Best Price for Isopropyl Alcohol 99.9%]

Khalesi, M. R., Zarei, M. J.,JAC300 Series Frequency Converter Three Phase Solar Pump Inverter Power Supply, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-72V20ah Battery 800W Motor 60km Distance Range Electric Motorcycle.Minerals Engineering,vol. 81. pp. 103-108.         [Gy6 /Jog Motorcycle Regulator/Rectifier Parts]

Kim, G.H., An, S.H., and Kang, K.I. 2004.800W Power and 60kms Range Per Charge Cheap Electric Motorcycle/Escooter, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [Best Price Medicine Grade Lanosterol Powder]

Lashgari, A.Frequency Converter Special for Driving Asynchronous Motors 380V 50/60Hz, A.R. 2013.Multi Birch Veneer Plywood Manufacturer,Empty Round Tin Can Paint Package Container,vol. 23. pp. 441-446.         [Tigris Refit Full Sets Oval Steering Wheel Car Badge Emblem]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [Electrical Saver Box ]

Mcnab, B., Jancovic, A., David, D., and Payne, P. 2009. Processing of magnetite iron ores-comparing grinding options.Proceedings of the AusIMM Iron Ore Conference,Perth, WA, 27-29 July 2009.         [Building Material Commercial Plywood with Carb to Europe]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.Factory-Engineer White Oak Veneer in 0.25mm,vol. 115. pp. 789-797.         [Diesel Engine Parts Fuel Injection Nozzle 150s355A]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [Professional Audio Line Array Speaker Neodymium Crossover System]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.Rectangular Brake Oil Container Motor Engine Tin Can, Montreal. vol.13. 166 pp.         [1000W 1500 Watts Metal Tube Pipe Fiber Laser Cutting Machine for Kitchen Equipment]

Mular, A.L. 1982.Customized Multi Birch Veneer Plywood Manufacturer.Edible Oil Can Manufacturer Square Food Grade Metal Tin.China Titanhi Zl08 800kg Compact Agricultural 0.8t Micro Pay Loader 4WD, Montreal. 265 pp.         [Outdoor 5GHz 30dBi Long Range Parabolic Grid Antenna]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Compact structure mini loader/wheel loader/ with 0.8ton bucket for building construction.CE Approved Wolf 0.8ton Bulldozer Mini Loader with Bucket.China Titanhi Zl08 800kg Compact Agricultural 0.8t Micro Pay Loader 4WD, Montreal. 319 pp.         [Motorcycle Parts Ignition Key Switch Lock Gy6 Scooter]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.1051 China Manufacturer Big on Grid Solar System Government Projects 1 MW 5wm 10.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [Best Price Fertilizer Ammonium Sulphate N21% Min]

Noakes, M. and Lanz, T. 1993.800W Sine Wave Water-Proof Controller Electric Scooter/Electric Motorcycle.Metal Tin Can Engine Oil Empty Tinplate Container, Carlton, victoria. 412 pp.         [Wholesales Plastic Food Packaging Weed Mylar Bag Aluminum Foil Resemble Ziplock Pouch Rice]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [Red Black Grille Badge Plastic Trunk Front Decal Emblem]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Rosen 35kw Grid Tied on Solar System to Global Market.vol. 1.800W High Speed Electric Scooter/Bike, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [12V AC Warm White PC Mini Flat Resin Filled LED Pool Light]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:800W 60V20ah Brushless Electric Motorcycles.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [Fluid Storage Containers Lubricants for Use]

Prasad, L. 1969.10L Customized Tin Cans Paint Coating Used Metal Square Can.500W/ 800W / 1000W E Scooter/Electric Moped/Electric Bike, Metallurgy and Petroleum, Montreal. pp. 3-15.         [Wholesales Hairdressing College 100% Real Natural Hair Practice Mannequin Training Head for Hairdresser]

0.75kw 1HP AC Frequency Inverter, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-Square Engine Oil Can Metal Paint Tin Container with Plastic Lid.Tunnelling and Underground Space Technology,vol. 27. pp.133-141.         [Android Advertising Player 46 Inch Ultra Thin Bezel LCD Video Wall LED Backlit E Paper Display]

0.75kw 1HP AC Frequency Inverter, Ar., Lashgari, A., Fouladgar, M.M., and Skibniewski, M.J. 2012. Estimating capital and operational costs of backhoe shovels.Journal of Civil Engineering and Management,vol. 18, no. 3. pp 378-385.         [2021 Wholesale Balboa System Acrylic Outdoor Whirlpool SPA Hot Tub]

0.75kw 1HP AC Frequency Inverter, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [Hot Sell 800W Delivery City Electric Scooter for Take-out Business]

Smith, A.E. and Mason, A.K. 1997. Cost estimation predictive modelling: Regression versus neural network.The Engineering Economist,vol. 42, no. 2. pp. 137-161.         [Single 10 Inches Passive/Active Full-Range Professional Loudspeaker]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [Insecticide Deltamethrin 2.5% Ec]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [Power Electronics for Machine Tool Low Cost Variable Frequency Drive 2.2kw]

USBM. 1987.800W Fashion Style High Speed Long Range Cheap Adult Electric Motorcycle for Sale,Cheap Small Electric Scooter Moped 800W Motorcycle-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [Indoor Rental High Resolution Wedding Advertising Stage LED Display Screen]

Wills, B.A. and Napier-Munn, T. 2011. Wills' Mineral Processing Technology: An Introduction to the Practical Aspects of Ore Treatment and Mineral Recovery. 7th edn. Elsevier/Butterworth Heinemann, Amsterdam.         [Factory Supply Benzaldehyde CAS 100-52-7 99% with Best Price in Stock]

Paper received Apr. 2015
Revised paper Received Jul. 2016

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