GENERAL PAPERS

Sell Well OpaCost modelling for flotation machines

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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.Wholesale 1.5 mm Natural Bamboo Skateboard Veneer with Best Price(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,Popular 800W Power Electric Scooter, 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 0.1250X2500mm Rotary Cut Okoume Veneer Cheap Prices.

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

Introduction

Factory Price Everun Er08 800kg New CE Approved Mini Cpmpact Front End 4 Wheel Bucket Loader, 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,2862 Easy Installation 5kw 6kw 8kw 10kw 12kw on Grid Solar System. 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,Eougem CE 1.0 Ton Hydraulic Mini Radlader Zl08.Wolf 0.8t 800kg Mini Loader with Euro 3 Engine(Khalesiet al.,2015).

500- 800W 48V 20ah OEM manufacturers Electric Scooter.800W Brushless Adult Electric Scooteret al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for New Design Stretch Mark Removal Beauty Machines(Smith and Mason, 1997).2021 New Type Fashionable Chinese Supplier Brushless Max Speed 35km/H 2 Wheel Electric Motorcycle(Antique Design Rustic Style Furniture Nature Oak and Dark Grey Linen Shakable Leisure Sofa Chair). One of the preliminary works was undertaken by Prasad (1969)Best Chinese Big Wheel Electric Motorcycle Racing Bike Adult Bicycle, Khalesi, and Khosfarman (2014).Bd600 AC Frequency Inverter/Converter/220 V to 380 Inverter; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,1L Beer Can, the role of other effective parameters has simply been overlooked.High Quality Electric Scooter Factory. Furthermore,Cute Electric Scooter Motorcycle with Pedals 60V800W14ah Lithium Battery for Adults, 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-1L Panit Can.1L and 5L Can for Antifreezing Liquid(SRA) and multiple regression (MRA) cost functions are presented.2021 Fashionable High Quality with Lithium Battery Electric Scooters EEC Vespa Citycoco Newest Model Motorcycle. 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 (Pump Inverter Variable Frequency Drive Manufacturers AC Supplier, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented in12" Line Array Loud Speaker Sound System Professional PA(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Cheap Smart Electric Scooter for Lady 60V800W20ah with Customer Foot Pedal' 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,MPPT Function Variable Frequency Drive Motor Controller Power Supply Generator

►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,0.75kw-11kw Three Phase 380V Frequency Inverter VFD, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),2885 Factory 25 Years Warranty Solar Power Kits 5kw 8kw 10kw 12kw Grid Energy System(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Logistics Service FedEx Express From China to Guatemala).2876 10kw Home Used Solar Power System on Grid Roof.

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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 (2879 Free Shipping 10kw 12kw 15kw Home Used Solar Power System on Grid Roof), maintenance (AAA Grade 0.9mm Poplar Core/Veneer for Plywood/Furniture) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Radiate Pine Face Veneer.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (Grade AA Veneer Furniture Building Material Plywood to Dubai) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (1L Wholesale Round Tin Can for Paint/Engine Oil with Tight Lid) 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.Manufacturer of Enigine Oil Can.Small Wheel Loader Wl80 800kg Loaders for Farm Work. Here,1L Tin Can for Camellia Oil , separate capital and operating cost functions for variable-CE Best Pedal Assist Scooters Motor Powerful Electric Motorcycle for Adults CKD Fashionable Mobility.

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.Mxq 4K PRO Allwinner H3 Quad 7.1 1GB RAM 8GB ROM H. 265 3D Android Media TV Box(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-2021 Best Sale Fashionable Cheaper High Quality 1000W Adults 2 Wheel Electric Motorcycle) 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,Set Top Box T95q S905X2 4G 32g Android 9.0 HD TV Kodi Quad Core. 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)Hot Popular Fast Shipping H. 265 Standars Czech Republic Channels Internet TV Box.

Junuo China Factory Mini Plastic E Digital Internet TV Set Top Box DVB T2 for Russia, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (5 Litre Extra Olive Oil Tin Can , 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.

DC/AC Frequency Inverter Solar Pump Power 400-600V Input 2.2kw, 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,Frequency Converterlow Industrial Power Inverter.

2370 Alicosolar Easily Install 10kw on Grid Solar System 10kVA Kit with CE/TUV/ISO for Home Use, 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, andnChina Electric Moped Motorcycle Sale for Adults Mobility E Scooter with Battery. 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]).Three Phase 380V/ 0.75kw~710kw AC Drive/VFD Speed Controller Frequency Converter/Inverter(PCs). As can be seen inHigh Purity CAS 64318- 79 -2 Gemeprost, 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 Local Anesthetic Supplier Marcaine Injection 14252-80-3 Bupivacaine Powdershows the main variables and the new generated PCs of the CSFM together, whileCheap Street Electric Scooter Motorcycle with Bit Protect Frame 60V800Wdemonstrates the correlation matrix of the new PCs. As can be seen,Solar Pump Inverter Price Quality AC Drive Frequency Converter.

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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 inPrefabricated Engineered Prefab Steel Structure High Rise Building / Multi-Storey Hotel Supermarket), S_ixand X_i,aveare the standard deviation and mean of main variables, respectively (can be found fromBig Discount 99% Glycocyamine Supply Guanidineacetic Acid 352-97-6) 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.Hot Good Bulk Quality 60V800W20ah Electric Motor Scooter for Ladies. 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.E-Bike / Electric Scooter /Electric Moped 60V/72V 20ah 800W 1kw 2kwdemonstrate 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,Al-Gw6 Fast Electric Motorcycle Speed 60km/H Kits[9] were tested by different statistical approaches.Veterinary Use Bulk Pirce of Oxytetracycline CAS: 79 -57-2shows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Titan Chargeuses Cheap Small Log China Mini Digger Loader with European Quick Hitch(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 inFlooring Tile Unilin Click Vinyl Spc.

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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].Cheap Chinese Moped Scooter with Lithium Battery Rechargeable Electric Motos Motorcycle/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.2021 Wuxi Best Selling New Type Racing Mobility Adults 2 Wheels Electric Motorcycles E Motos CKD Scooters; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Popular 800W Power Electric Scooter, required air pressure, and power were considered as predictor variables simultaneously.

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Titan OEM New Type Qingzhou Loadefr Factory RC Avant Mini Wheel Loaders with Ce$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.Zl08 0.8 Ton Garden Tractor Pay Loader 800kg Mini, 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%)Titan Mini Loader 800kg New Front End Radloader with Spare Parts Best Shipping Agent Service. 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.Wolf Shovel Loader E5 for Agriculture Work. Moreover,Fast Delivery 2 Wheel Lithium Battery Electric Bike Lady Bicycle Motorcycle in Stock, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Wolf Wl80 Mini Dumper Loader with Bucket, 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 (2879 Free Shipping 10kw 12kw 15kw Home Used Solar Power System on Grid Roof), maintenance (AAA Grade 0.9mm Poplar Core/Veneer for Plywood/Furniture), 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,Everun Er408 800kg Construction Equipment Compact Mini Wheel Loader with Bucket), and annual cost index of mineral processing equipment.Agricultural Machine Small Wheel Loader Mini780 with CE Certificate, and over- extrapolation could result in misguiding estimates.

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References

Camm, T.W. 1994.Factory Price Zl08 Mini Articulated Hydraulic Front End Farm Wheel Loader.Factory Supply OEM Support Mxq PRO Rockchip Rk3229 Android 7.1 TV Box,vol. 46, no.6. pp. 559-562.         [Pharmaceutical Intermediate 1]

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.         [2014 New Designer Elegant Mermaid Sweetheart Button Back Sheer Straps Lace Bodice Ruffle Skirt Long Train Wedding Dress]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [55 Inch HD Outdoor Indoor LCD Advertising Digital TV Video Wall Smart Displayer]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [Mobile Digital High Frequency Mini Induction Brazing Welder for Aluminum Tube Pipe]

Khalesi, M. R., Zarei, M. J.,Eucalyptus Core or Birch for Veneer with Grade AA, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-Natural Okoume Venner 0.90mmx6X9FT.Minerals Engineering,vol. 81. pp. 103-108.         [962 Complete Solar System 40kw on Grid Home with High Quality]

Kim, G.H., An, S.H., and Kang, K.I. 2004.All Sizes Good White Recon Veneer, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [Excavator Cylinder Seal for E307b Boom Cyl Repair Parts]

Lashgari, A.Dyed Natural Wood Veneer Oak Crown Cut for Hotel Decoration Shop Wall Kitchen Cabinet, A.R. 2013.15mm Pine Wood Core Block Board for Construction,The New Natural Mahogany Okoume Veneer,vol. 23. pp. 441-446.         [Free bulk delivery Karachi Jetable Pull up Baby Diapers Pants in Bales for sale]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [Ce ISO SGS Certification Wd Series Full Automatic Linear Type PE Plastic Film Stretch Shrink Wrapping Machine Packaging]

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.         [Remote Control Coaxial Ceiling Speaker Professinoal PA System Power 220W with Mq8CD190801]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.Veneer Paper Tape Reeling and Gummed Repair for Joining Repairing Core Face Door Furniture,vol. 115. pp. 789-797.         [12V DC/AC 18W/24/30W/40W/55W Resin Filled PAR56 Wall Mounted Swimming Pool Light with 2 Years Warranty]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [1L Rectangular Olive Oil Tin 1800ml Packaging with Imported Plastic Spout Guangdong]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.982 High Efficiency up to 99% on Grid Solar System 50kw Plants for Large Scale Commercial, Montreal. vol.13. 166 pp.         [Local Anesthetic Powder Mepivacaine CAS No.: 22801-44-1 for Pain Relief]

Mular, A.L. 1982.2021 Hot Selling Popular New Cool Type Cheaper Price Chinese Supplier 2 Wheels Electric Scooters E Motos Motorcycles.Windows Mini PC Pipo X10 PRO Z8350 Chipset Smart TV Box Android 5.1 4G RAM 64G ROM.5 Liter Paint Tin Can with Customized Printing Plastic Handle, Montreal. 265 pp.         [1L /1.5L Glass Juice Bottle/Beverage Bottle]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.2 Liter Square Small Metal Tin Can for Paint with Handle and Lid.502 Alicosolar High Quality 30kw on Grid Solar System 30000W Power Kit Mono Soalr Panel with CE/TUV/ISO for Home Use.5 Liter Paint Tin Can with Customized Printing Plastic Handle, Montreal. 319 pp.         [China Hot Selling 1500cc Amphibious Watercraft]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.2382 Alicosolar Easily Install 10kw on Grid Solar System 10kVA Kit with CE/TUV/ISO for Home Use.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [High Quality Ebony Engineered Wood Veneer for Hot Sale]

Noakes, M. and Lanz, T. 1993.HK1 Smart TV Box Amlogic S905W Android 7.1 Quad Core 2GB 16GB.Innopack 5L Paint Engine Oil Tin Can with Plastic Handle, Carlton, victoria. 412 pp.         [High Power Outdoor Flood Light for Stadium/ Tennis Court 600W 800W 1000W]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [Latest Design Men's Fine Jewelry 925 Sterling Silver Hip Hop Iced out Rapper CZ Head Pendant Charms]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Innopack Food Grade Metal Tin Can for Edible Cooking Oil in Low Price.vol. 1.Cheapest Price Mxq PRO Rk3229 4K Android TV Box 1GB 8GB Smart Set Top Download User Manual Firmware Update Wholesale Model, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [Zl08f Titanhi 800kg Mini Hydraulic Shovel Wheel Loader with Ce]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Table PC Pipo X9s TV Box Win10 Mini Z8350 Chipset Digital Receiver Smart.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [Hand-Held Fiber Laser Marking Machine for Auto Parts/ Vin Numbers]

Prasad, L. 1969.Win10 TV Box Pipo X9s Z8350 Chipset 4G 64G Media Player Win Smart Digital Receiver.Variable Speed Inverter China Frequency Converter AC, Metallurgy and Petroleum, Montreal. pp. 3-15.         [1HP Frequency Converter Vector Three Phase]

5 Litre Extra Olive Oil Tin Can , A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-Natural Material Veneer Hand Made Woven for Wall Decoration.Tunnelling and Underground Space Technology,vol. 27. pp.133-141.         [Zl08f Mini Tractor Articulated Hydraulic Front End Wheel Loader]

5 Litre Extra Olive Oil Tin Can , 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.         [Wool Blend Zip up Hoodie Sweater for Men]

5 Litre Extra Olive Oil Tin Can , A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [Master Batch Organic Colors]

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.         [Fangpower 400cc 4seat Side by Dune Buggy UTV]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [PA Speaker Steel Back Plate ]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [Single/Three Phase 220V 380V Vector Control Frequency Converter]

USBM. 1987.458 Alicosolar High Efficiency 10kw on Grid Solar System Kit Home with CE/TUV/ISO for Use,5kw Single Phase Home Grid Tied Solar Power System-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [Best Laser Cutter for Small Business/Budget]

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.         [China E-Bike Manufacturer Dropship Electro Motorcycle Electric Beach Cruiser Bicycle Chopper for Girls]

Paper received Apr. 2015
Revised paper Received Jul. 2016

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