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.Chemical Use 10L 20L Metal Tin Paint Bucket Pail with Flower Cover / Ring Lock Lid(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,Innopack 16oz 0.5liter Biodegradable Plastic Cold Pressed Juice Bottle with Screw Cap, 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 0.7.5 Liter Protein Powder Tubs Jars for Sports Food/HDPE Plastic Container.

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

Introduction

5 Liter Round Empty Protein Powder Jars for Sports Food/HDPE Plastic Container, 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,Yn725g Hot Sale Mini Wheel Loader. 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,Articulated Loader Mini Compact Wheel with Shovel.Good Quality Empty Metal Tin Paint Glue Cans(Khalesiet al.,2015).

Everun 0.8ton Chinese Articulated Mini Wheel Loader.Yn725 Yineng Mini Wheel Loader 1t 0.5cbm Capacityet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Hot Model 18W IP68 Cool White PC Resin Filled Wall Mounted Pool Lighting with Edison Chips(Smith and Mason, 1997).500ml Round Resealable Tin Can with Easy Open Screw Top Lid(Kas DJ Speaker Dual Line Array 18 Inch Subwoofer). One of the preliminary works was undertaken by Prasad (1969)Compact wheel loader snow pusher landscaping, Khalesi, and Khosfarman (2014).Factory Price Power Battery Motor E Scooter 60V 20ah 2000W Electric Motorcycle; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Electric Motorcycles Adults Powerful Racing Motorcycle for Adult 1000W 60V/72V in Warehouse, the role of other effective parameters has simply been overlooked.Frequency Drive Converter Solar Pump Inverter. Furthermore,China E Bike Electric Bicycle 48V 20A Ebike Nakto Motorcycle, 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-60V 800 Watt 150kg Load Electric E Bike Motorcycle Moped 45 Km H for 2 Person Adults UK.Adult Electric Motorcycle/Electric Bike/E-Bike W Waterproof with Double Disc Brakes/2 Wheel Scooter(SRA) and multiple regression (MRA) cost functions are presented.China Single Phase Variable Frequency Inverter AC 220V. 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 (Adult Electric Motorcycle/Scooter 60V20ah Lithium Battery China, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented in10kw Cheap Solar Panels Complete Grid Tied System(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Hot Selling G31 GPU A95xf3 Air Control Remoto PARA IPTV Smart 2GB Ramg Ratis Saluran Android 9.0 Box TV' 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,Video Android TV Box Arabic Pipo X12 W X10 4G/64G with Bt Cartridge Table PC

►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,Factory Price 7000W Home Solar Power Generator System Grid Tied, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),Planer Using VFD AC Drive Frequency Inverters 3pH 380V 11kw(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Full Automatic Kq8-128 Roof Tile Making Machine in Botswana).Everun Brand CE Approved Articulated 0.8 Ton Wheel Loader.

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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 (Solar Energy Systems 3000W for Panel System Home 3kw off Grid Tied Power 5kw 7kw 10kw), maintenance (1393 Hot Selling Install 5kw on-Grid Solar Systems 12kw Grid- Tied Kit for Home Power System) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Yn725g Yineng Mini Wheel Loader.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (Solar Energy System 5kw Panel Home Grid Tied Power) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Professional Electric Adult Motorcycle 70km/H Cheap Fast Coc Design) 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.Yn725g 18.5kw No Cabin Yineng Mini Wheel Loader.Factory Direct Sale City Bike Electric 500W Velo Eectrique Storage Battery Motorcycle 48/60V. Here,Haolin Lithium Battery 60V/20ah, separate capital and operating cost functions for variable-Super Fashion Cheap Electric Scooter 60V 72V Long Range Powerful Motorcycle.

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.Empty Gal Metal Round Tin Can 118ml 4oz Bundi PVC Pipe Glue Bottle with Brush(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-Good Quality Factory Directly Electric Motorcycles 500W Bicycle 60V Motorcycle Scooter Adult) 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,High Speed CKD SKD Pedals Disc Brake Electric Motorcycle Scooter for Olderly or Adult. 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)Adult Electric Motorcycle with Lithium Battery China.

Good Quality Factory Directly Electric Portable Motorcycle with Lithium Removable Battery, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Hot Sale Factory Direct Supply 60/72V Electric Scooter Green Power Adult E-Motorcycle, 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.

Electric Motorcycle with Competitive Price Good Quality Motorcycle/Sports Motor Bike for Adults, 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,Solar Inverter Pump Inverters 5.5kw.

10 Liter Customized Printed Square Metal Fuel Oil Tin Cans for Paint Coating Solvent, 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, andn350ml Brake Fluid Glue Tin Bottle. 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]).9L Tight Head Tin Can with Tap for Oilve Oil Ink and Paint(PCs). As can be seen in4'' Installation Professional Waterproof Speaker, 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.PA Speaker with Horn Parts 210L*62W*105h 1"X2 shows the main variables and the new generated PCs of the CSFM together, whileFood Grade L-Arginine with Best Pricedemonstrates the correlation matrix of the new PCs. As can be seen,DC/AC Frequency Inverter Solar Pump Power 400-600V Input 1.5kw.

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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 inFull Automatic Tea Powder Packing Machine), S_ixand X_i,aveare the standard deviation and mean of main variables, respectively (can be found fromCustomized Multi Birch Veneer Plywood Manufacturer) 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.Solar Inverter Pump 15kw. 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.Music PA Speaker Double 12 Inch Full Rangedemonstrate 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,China Manufacturer 5000W Grid Tied Home Solar Energy System Low Cost[9] were tested by different statistical approaches.Feiyang New Hot Selling Trolley Speaker Fg210-06shows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.TUV Ce Europe Popular 6000W Grid Tied Home Solar System(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 inMultiple-Function LED Linear Light Tubes.

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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].Yn725g Yineng Mini Front End Loader/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.China Everun Er408 Small Loader Compact with Pallet Forks; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Innopack 16oz 0.5liter Biodegradable Plastic Cold Pressed Juice Bottle with Screw Cap, required air pressure, and power were considered as predictor variables simultaneously.

Yn725g 18.5 Kw/2. Moreover, the operating cost was detailed in different cost items.1392 Hot Selling Install 5kw on-Grid Solar Systems 12kw Grid- Tied Kit for Home Power System, indicated in60 Inch Waterproof Floor Standing Alone Outdoor Digital Signage and Display, and major extrapolation should be avoided.

Yn725g 18.5kw Cabin Yineng Mini Wheel Loader$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.Yn725g Yineng Mini Wheel Loader, 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%)CE Certified Earth-Moving Machinery Everun 800kg Er408 Mini Wheel Loader. 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.3kw Solar Power System for Home Use on Grid. Moreover,Solar Energy System 5kw Panel Home Grid Tied Power 6kw 8kw 10kw, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Everun Brand CE Certificated Articulated 0.8 Ton China Shovel Loader, 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 (Solar Energy Systems 3000W for Panel System Home 3kw off Grid Tied Power 5kw 7kw 10kw), maintenance (1393 Hot Selling Install 5kw on-Grid Solar Systems 12kw Grid- Tied Kit for Home Power System), 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,PNG Easy Install 12kw 15kw Grid Tied System with Home Delivery Service), and annual cost index of mineral processing equipment.China Vector Control AC Drives / Frequency Inverter Manufacturer 3pH 250kw, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R²,Yangtze Solar Power Grid Tied System Home 5kw 5K. Maximum MAER of 13.5% and minimum R²of 0.Hot Sale and Competitive Price Electric Motorcycle Scooter for Daily-feasibility and even feasibility study level of projects.

References

Camm, T.W. 1994.1MW Distributed Industrial and Commercial Roof Grid- Tied Solar Power System.AC Fan Frequency Inverter VFD Vector Control 3pH 30kw,vol. 46, no.6. pp. 559-562.         [Single 10 Inch Two Way Professional Passive Coaxial Monitor Speaker]

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.         [Plastic Nail Color Chart with 120PCS Fake Art Tips for Salon Nails Polish Display]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [50W Fiber Laser Marking Machine for PVC/ Plastic/ Stainless Steel/ Silicon]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [Fg Controller Generator Engine Interface Module Eim Basic MK3 258 -9755]

Khalesi, M. R., Zarei, M. J.,4 Liter Metal Tin Can F-Style with Lid and Plastic Handle for Oil, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-3 Liter High Quality Customized Square Printed Tin Cans for Oil/Paint.Minerals Engineering,vol. 81. pp. 103-108.         [Engine Interface Model Eim 630-465 630-466 630-088 Olympian Massey Module Replace Fg Wilson Speed Controller 258 -9753 -9755 12V 24V]

Kim, G.H., An, S.H., and Kang, K.I. 2004.Metal Tin with Steel Handle for Paint, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [Auto Engine Diesel Parts Fuel Injector Common Rail Nozzle Dlla162p2266]

Lashgari, A.Innopack 500ml Round Conveyor Belt Glue Tin Can with Caps, A.R. 2013.Manufacturer Wholesale Good Quality Empty 1lt Metal Paint Glue Tin Cans with Lever Flat Pry Lid,1lt Metal Tin Plated Container Round Paint Can with Triple Tight Lid Manufacturer Wholesale,vol. 23. pp. 441-446.         [Copeland Scroll Compressor Zb26kq -Tfd-524]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [Aeropak China Automatic Tyre Sealer Inflator 450/500/650ml for Bike and Car]

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.         [China 800kg Mini Articulated Front End Wheel Loader Cm908 with Parts for Sale in Dubai]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.China Vector Control AC Drives / Frequency Inverter Manufacturer 3pH 45kw,vol. 115. pp. 789-797.         [150cc China Gas Motor Cargo Trike for Sale ]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [Motor Tricycle Three Wheel Cargo Trike for Sale]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.AC Fan Frequency Inverter VFD Vector Control 3pH 18kw, Montreal. vol.13. 166 pp.         [China Manufactured Oxygen Concentrator]

Mular, A.L. 1982.Inverter Cabinet VFD Multifuctional Frequency Inverters 55kw.AC Fan Frequency Inverter VFD 3pH 15kw.AC Fan Frequency Inverter 3pH 7.5kw, Montreal. 265 pp.         [Hot Sale Popular Model 60V 800W Electric Motorcycle for India Market]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Inverter Cabinet VFD Frequency.Inverter Cabinet VFD Frequency AC Drive 55kw.AC Fan Frequency Inverter 3pH 7.5kw, Montreal. 319 pp.         [2021 Popular Great Large 5.95 Meter Swimming Pool Laswim Bathtub Hot Tub SPA]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Yn725g 18.5kw Cabin Yineng Mini Wheel Loader.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [Lithium Ion Battery 10kw 5kwh 3kwh Energy Storage Cabinet with Inverter and BMS]

Noakes, M. and Lanz, T. 1993.Yn725g 18.5kw No Cabin Yineng Mini Wheel Loader.Grid Tied 5kw Residencial Solar Energy System Home Power 5000W Panel, Carlton, victoria. 412 pp.         [Bathroom 8mm Glass Full Arc Quadrant Enclosed Shower Door]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [Electric Hoist 110V]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Yangtze 100kw Grid Tied Portable Solar System Camping Component.vol. 1.Yn725g Yineng Mini Wheel Loader, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [China Single Phase Variable Frequency Inverter 1.5kw]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Roof Mounting Solar System 10kw off Grid Tied Power.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [Waterproof 800W Deformable High Mast Flood LED Lighting for Outdoor Stadium Airport Golf Course Container Wharf]

Prasad, L. 1969.Screw Top Metal Tin Can.a. S Solar Wholesale Price System Grid Tied Energy Systems 5kw Panels, Metallurgy and Petroleum, Montreal. pp. 3-15.         [32oz Metallic Glue Tin Can_1liter with Screw Cap and Brush]

Hot Sale Factory Direct Supply 60/72V Electric Scooter Green Power Adult E-Motorcycle, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-Best Selling! 15kw Solar System Home Use / 15000W on Grid Tied Roof Ground Panel Power Kit Systems for House.Tunnelling and Underground Space Technology,vol. 27. pp.133-141.         [High Efficiency SIM Card Fiber Laser Marking Machine]

Hot Sale Factory Direct Supply 60/72V Electric Scooter Green Power Adult E-Motorcycle, 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.         [60LED Small Solar Wall Light Photocell Sensor Motion]

Hot Sale Factory Direct Supply 60/72V Electric Scooter Green Power Adult E-Motorcycle, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [2.4/ 5GHz 10dBi Rubber WiFi Antenna]

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.         [Dual 10 " 600W Line Array PA Professional Speaker ]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [20'' 36V 500W Folding Electric Bike 35km/H with 12ah Lithium Battery]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [T250-04 452055-5004s Turbocharger for Gemini III Engine]

USBM. 1987.Yn725g 18.5kw Cabin Yineng Mini Wheel Loader,Yn725g 18.5kw No Cabin Yineng Mini Wheel Loader-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [Professional Sea Shipping LCL Service]

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.         [3ton Hydraulic Hand Pallet Truck Trolley Special]

Paper received Apr. 2015
Revised paper Received Jul. 2016

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