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vol.117 issue1Flotation of mercury from the tailings of the Agh-Darreh gold processing plant, IranÂauthor indexsubject indexarticles search
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On-line version ISSN2411-9717
Print version ISSN2225-6253

J. S. Afr. Inst. Min. Metall. vol.117 n.1 Johannesburg Jan. 2017

http://dx.doi.org/10.17159/2411-9717/2017/v117n1a13Â

GENERAL PAPERS

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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 Arabic Style Modular Furniture Top Genuine Leather Living Room Set with Tea Table(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,Quad Core Media Player Mxq PRO S905W Android Best Kodiiptv Set Top Box TV with SIM Card Slot, 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.High Quality Footbath Sofa / Foot Massage.

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


Introduction

New Products Lift Recliner Chair Sofa , 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,SP-KS410) Customized Fabric Softwood Frame Sofa. 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,IPTV Reseller Panel for Qhdtv Susbcription 1year Code Wholesale 1500+ Live & VOD Sports News Channels Arabic French Belgium African Andoird TV Box.Modern European Style Noble House Furniture Large Sectional Fabric Sofa(Khalesiet al.,2015).

Factory Offer Nordic Removable and Washable Livingroom Fabric Sofa.1 Year Qhdtv Abonnement IPTV Subscription Code Europe Spain Portugal France Italia Arabic Italy French Belgium for Android Smart TV Box M3uet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Disperse Dyestuff Violet Recp-Hf 100% for Textile(Smith and Mason, 1997).World IPTV Reseller Panel Magnum Credits Arabic France USA Canada Latins Brazil Spain Israel Africa Works on M3u Smart TV Android Box(Mopa Fiber Laser Marking Machine for Black Printing). One of the preliminary works was undertaken by Prasad (1969)800kg Wheel Loader Mini 780 Radlader, Khalesi, and Khosfarman (2014).Quilted Fabric Sofa Couch Bed Set Armchear Furniture; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,AC Drive Three Phase High Performance Vector Control Variable Frequency Converter VFD, the role of other effective parameters has simply been overlooked.Modern Home Hotel Lesuire Corner Single Fabric Living Room Sofa. Furthermore,Living Room Furniture, 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-Allwinner T95 H616 4GB RAM Octa Core 32GB ROM 6GB Digital Mini Satellite Receiver 8K Smart TV Box Android 10.Cheapest Set Top Box Mxq PRO Rk3229 Android 7.1 Quad Core 1GB 8GB TV(SRA) and multiple regression (MRA) cost functions are presented.Nordic Leather Sofa Modern Simple Three Seats. 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 (Best Selling Modern Design Living Room Classic Leather Recliner Massage Chinese Home Furniture, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inChina Manufactory Supplier Health Coffee Slimming Anti Ageing Tea Food Packaging Foil Bag Popcorn Envelope Plastic Mylar Pouch(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Wholesale Folding Bed Space Saving Furniture Sofa Modern Recliner' 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,High Quality European Style Modern Furniture

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The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),VFD Ultra-Low-Noise Delixi 55kw 720va Variable Frequence Inverter(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Die Blanks for Wire Drawing Nano Diamond Coating Mould).Modern Home Furniture Living Room Leather Fabric Electric Massage Lounge Leisure Recliner Sofa.

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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 (7.5kw VFD Drives/ Frequence Inverter/Converter/ AC Drive Enc), maintenance (Wholesale Folding Bed   Recliner Sofa Beds Fabric) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Modern Furniture.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (Foshan Factory Wholesale High Quality Living Room Leather Sofa) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Tx6s H616 32GB ROM Recorder Android 4GB RAM Stick Set Top 2021 SIM Card Ott WiFi Andriod Smart TV Box) 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.Motor Electronic Power Frequency Converter 380V 2.2kw.Pipo X8 Mini PC Smart TV Box. Here,Twisan Honoured Production 800kg Small Front End Loader with High Quality, separate capital and operating cost functions for variable-Frequency Inverter 380V 50/60Hz.

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.15kw Frequency Inverter for Solar Panel and Fan Pump Input 380-600V DC(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-AC Drive for Bridge Crane VFD Using Mono Overhead 3pH 380V 11kw) 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,Mini Variable-Frequency Drive/ VFD /Adjustable-Frequency Drive /Afd/ Variable-Voltage/Variable-Frequency /Vvvf/Drive/ Variable Speed /VSD/AC. 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)Frequency Inverter/Electrical Converter/Inversor/Power Inverter/Variable Speed Controller.

50 to 60 Hz Frequency Converter, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (AC Variable Vector Frequency Inverter, Khalesi, and Khosfarman, 2014).

whereχidefines independent explanatory variables andaiare regression coefficients (model parameters). As was mentioned, independency ofxivariables 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.

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whereXobsis the observed value,xethe estimated value at time/placeI,and n,AC Drive Solar Charge Controller 3 pH Inverter Welding Machine Elevator Motor Price.

AC Drive Frequnce Converter 5.5kw Pump 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).

whereCeis the estimated cost,Cathe actual cost, andn0.8 Ton Mini Wheel Loader with Lowest Price. 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]).VFD AC Drive(PCs). As can be seen in18'' Subwoofer Speaker Box Ls1200, 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 andXias Equations [5] and [6]:

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In this research, main variables ofX1, X2... Xnwere 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.PAR56 316ss 18watt LED Underwater Swimming Pool Lights with PC Nicheshows the main variables and the new generated PCs of the CSFM together, whileHigh Performance Vector Control VFD 3 Phase 380V Frequency Converter7.5kw Inverter for AC Motordemonstrates the correlation matrix of the new PCs. As can be seen,VFD Motor Drive Inverter Converter 1.5kw / 2.2kw 220V Variable Frequency.

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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)

whereXiare main technical variables (like power or required air),aiare calculated by multiplication of coefficients of the model based on PCs as predictors by the eigenvectors of PCs (as illustrated inHigh Quality Mosquito Killer for South America Market), Sixand Xi,aveare the standard deviation and mean of main variables, respectively (can be found fromWholesale High Performance Metal Mc4 Connector) 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.Variable Speed Drive MPPT Motor Controller Solar Pump Inverter Power Supply. 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.Active Speaker with LED Display 15"500W Full Range Bluetooth H-15pdemonstrate 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,Compact Mini Farm Loader 800kg Wheel for Sale[9] were tested by different statistical approaches.110/90- 17 Used Tubeless Second Hnad Motor Tire/Tyreshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Frequency China Vector Control AC Drive Power Supply Inverter Solar Converter(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 inHotsale Mini Collectible Plastic/PVC Cartoon Character Miniature Anime Action Figure for Kids Fun.

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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].Loading Machine/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.Mini Radlader with Ce for Germany and Sweden Market; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Quad Core Media Player Mxq PRO S905W Android Best Kodiiptv Set Top Box TV with SIM Card Slot, required air pressure, and power were considered as predictor variables simultaneously.

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Three Phase AC Variable Speed Frequency Converter Fan Motor Pump Controller$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 0.0.8t Multifunctional Hydraulic Wheel Loader for Farm, 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%)Android TV Box X96 Air 4GB 32GB Media Player. 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.China Articulated Wheel Loader Mr 908 Euro Style 800kg /0.8ton Mini for Sale. Moreover,Construction Equipment Mini Wheel Loader with Quick Hitch, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Avant Zl08f Mini Wheel Loader for Sale, 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 (7.5kw VFD Drives/ Frequence Inverter/Converter/ AC Drive Enc), maintenance (Wholesale Folding Bed   Recliner Sofa Beds Fabric), 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,Chinese Mini Radlader 800kg Wheel Loader with Pirce), and annual cost index of mineral processing equipment.Frequency Converter 0.5 HP, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R2,125HP Elevator Inverter Price Electronics 220V 240V Three Phase Pump. Maximum MAER of 13.5% and minimum R2of 0.Converters 220V 380V Variable Frequency Inverter VFD Pump 160 Made in China-feasibility and even feasibility study level of projects.

References

Camm, T.W. 1994.AC Board China Vector Control 60Hz to 50Hz VFD Drive Price.Frequency Converter Three Phase Variable Speed Drive 220kw Generator Air Pump,vol. 46, no.6. pp. 559-562.         [Rosen 5kw on Grid Solar System with Tied Inverter]

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.         [Energy Saving Aluminum Housing High Lumen Outdoor LED Streetlight 50W 100W 150W 200W All in One Solar Street Light]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [High Quality and Purity Raw Material Supplier Xylazine HCl CAS 23076-35-9 with Best Price]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [Three Phase Frequency Inverter Made in China Hot Sale]

Khalesi, M. R., Zarei, M. J.,Latest L Shape Genuine Leather /Bonded /PU /Fabric Flat Bedroom Furniture Sofa Bed, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-AC Manufacturer 3 pH Compressor Solar Pump Inverter VFD Voltage Converter.Minerals Engineering,vol. 81. pp. 103-108.         [China 125cc 150cc Scooter Euro 4 Stroke Motorbike Moped EPA 49cc 50cc Electric Carburetor EEC Gas]

Kim, G.H., An, S.H., and Kang, K.I. 2004.Jarol Converter 220 380 Inverter 220V to 380V Frequency 50Hz 60Hz, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [Lithium Polymer Battery Mica 3.7V Mc602540 550mAh Li Pack for Electronic Device]

Lashgari, A.3 Phase Frequency Converter 50Hz to 60Hz Variable Drive Manufacturer Solar Modules, A.R. 2013.Bt 4.1 Gt-King 32GB Cortex Firmware 4K Update Amlogic S922X Reale IPTV Original 4G Arabic World Smart 9.0 Android TV Box,Amlogic S905X3 X96 Air 2g 16g Android 9.0 Media Player,vol. 23. pp. 441-446.         [Bluesky Shellac Cnd Soak off Nail Gel Polish 30 Colors]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [All Trans Retinoic Acid 99.5% 100g Bag High Crystal CAS: 302- 79 -4]

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.         [Levamisole Hydrochloride/ HCl Powder CAS 16595-80-5]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.Customized Supported Android 9.0 X96 Air Media Box,vol. 115. pp. 789-797.         [Best Selling Ophthalmic Ultrasound a/B Scanner Full Digital Touch Screen]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [Dual 10 Inch Line Array for Church ]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.Mini Loader/Small Wheel Loader Zl08 with CE, Montreal. vol.13. 166 pp.         [DC12V 10mm Width 7.2W 30LEDs /Meter SMD5050 IP33 RGB LED Strip Light for Indoor Decoration Certificate CE & RoHS]

Mular, A.L. 1982.China Original Mini Bucket 0.8ton Wheel Loader Yz908 Construction Equipment.Small Wheel Loader Zl08 CE.Mini Small Hot Sale in Europe Wheel Loader for, Montreal. 265 pp.         [1L 1.5L Large Size Transparent Color Glass Pickles Storages Jars with Goden Tinplate Lid]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Supper Mini Wheel Loader Hzm908 Zl08f 0.8ton Compat Small Backhoe.Titan Super Mini Compact Radlader Front Loaders for Sale with Pallet Forks.Mini Small Hot Sale in Europe Wheel Loader for, Montreal. 319 pp.         [800kg Farm Mini Loader Chargeur Minilader Cargador]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.AC Drive Output and Triple Frequency Converter 60 Hz 50 Power Supply.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [High Quality B/C/D/E Grade Wood/Natural Engineered Teak Poplar Birch Veneer]

Noakes, M. and Lanz, T. 1993.Titan Brand 0.8 Ton Farm Garden Use Mini Smalll Wheel Loader for Sale.Mini Wheel Loader Hot Sale with Pallet Fork Zl908, Carlton, victoria. 412 pp.         [10inch Loudspeaker PA Speaker PRO Audio]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [The Best Top 10 Shipping Container Agent Forwarder Handle Containers to United Kingdom.]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.220V 3HP Frequency Converter.vol. 1.AC Frequency Converter2HP 1phase, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [High Efficient Industrial Electric Motor Power Saver]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:China Frequency Converter Variable Speed Drive 7.5kw Inverter Three Phase Power Save.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [5GHz 45deg Dual Pol Sector Antenna]

Prasad, L. 1969.Electric Motor AC Output Power and Triple Frequency Converter VFD Drive Inverter.Supprot OEM Software Android 9.1 Rk3228 2GB and 16GB Wholesale TV Boxes, Metallurgy and Petroleum, Montreal. pp. 3-15.         [Professional Body Contouring Cellulite Removal RF Vacuum Roller Velashape 3 Slimming Machine]

AC Variable Vector Frequency Inverter, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-Articulated Compact Small Mini Wheeled Dumper Loader.Tunnelling and Underground Space Technology,vol. 27. pp.133-141.         [49" 450nits LG panel advertising LCD screen ]

AC Variable Vector 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.         [Self Loading Concrete Mixer 2.0 Cube Meter]

AC Variable Vector 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.         [Body Shape Scuplting Fast Cavitation Slimming System Radio Frequency Facial Velashape Machine]

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.         [Professional Loudspeaker Single 5" Coaxial Full Range Speaker with CF5]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [Two-Way Full Range 1000W Professional Power Speaker]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [Innopack 16oz 0.5liter Biodegradable Plastic Cold Pressed Juice Bottle with Screw Cap]

USBM. 1987.Zl08f Wheel Loaders with Ce Farm 0.8 Ton Tractor Mini/Small Compact,7.5HP Frequency Converter Vector-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [High Refresh 4K2K Outdoor P3.91 Rental LED Display]

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.         [DC/AC Frequency Inverter Solar Pump Power 400-600V Input 1.5kw]

Paper received Apr. 2015
Revised paper Received Jul. 2016

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