GENERAL PAPERS

Wechip Customized Booting Logo Rk3318 H96 Max 4+32GB/4+64GB IPTV Set Top Box 4KCost modelling for flotation machines

S. Arfania; A.R.High Quality Ammonium Dibutyl Dithiophosphate 95%China Manufacturer Supply High Purity Food Grade Lactic Acid CAS 50-21-5; 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.L18 /8693 Falante Professional 18inch Subwoofer 1200W New Product China Supplier(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,N21% Nitrogen Fertilizer Ammonium Sulphate Factory Price, 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.Plants Ammonium Sulphate Granular 20.5%Min.

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

Introduction

Chemical Factory Sale Ammonium Sulphate Fertilizer Granular, 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,Caprolactam Grade Ammonium Sulfate Soa Fertilizer Sulphate. 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,20.5% Nitrogen Steel Grade Ammonium Sulphate in Agriculture.Nitrogen Fertilizer Caprolactam Grade Ammonium Sulphate(Khalesiet al.,2015).

Nitrogen Fertilizer Steel Grade as From China Factory.Nitrogen Chemical Fertilizer Ammonium Sulfate 21%Minet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Kraft Paper Bag /Stand-up Food-Packaging-Bag for Dry Food/Mylar Aluminum Foil Laminated Bio High Quality Plastic Food Packaging Hemp(Smith and Mason, 1997).White Crystal Steel Grade Ammonium Sulphate with N20.5%(Manual Water Pump Controller with Great Price AC Trifsico Solar Inverter Fan Motor). One of the preliminary works was undertaken by Prasad (1969)Floating Agent Ammonium Dibutyl Dithiophosphate Supplier, Khalesi, and Khosfarman (2014).Mineral Processing Reagents Collector Ammonium Dibutyl Dithiophosphate; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Nitrogen Fertilizer Ammonium Sulphate for Agriculture, the role of other effective parameters has simply been overlooked.China Suppllier Ammonium Sulphate 21% Nitrogen Fertilizer. Furthermore,Granular Ammonium Sulphate, 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-Fertilizer N21%.China Supplier Ammonium Sulphate Compound Fertilizer(SRA) and multiple regression (MRA) cost functions are presented.Crystal Fertilizer Ammonium Sulphate for Coumpound. 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 (Raw Material of Making Compound Fertilizer Ammonium Sulfate N1%, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inTp01 Piezo Electric Dome Tweeter(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Vegetable and Fruit Fertilizer Crystal Caprolactam Grade Ammonium Sulphate' names:

►Crystal Caprolactam Grade Ammonium Sulphate Vegetables and Fruits Fertilizer: based on 36-foot,Hipower Top 10 Speakers Professional Audio PA Loudspeaker 8ohm,Professional Audio PA Subwoofer Component Speakers,650W-18 Inch Subwoofer Speaker Manufacture China Factory Directly, and level control

►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,Nh4 2so4 Chemical Formula for Ammonium Sulfate Fertilizer

►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,280mm Magnet, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),Bocinas Prosound 18 Pulgadas PRO Speaker Ruidoso Audio Subwoofer Parlente  Hot Sale(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Continuous Chips and Onion Rings Frying Machine).Professional Audio PA Subwoofer Component Speakers Bocinas.

Draught Fan Digital LED Micro Air Wind Pressure Sensor

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 (L18 /86130 100%Good Feedback! Professional 18 Inch PA Speaker 1000W RMS Subwoofer), maintenance (Additive PE Green Color Masterbatches Manufacturer) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,L18 /86131 Falante Professional 18inch Subwoofer 700W New Product China Supplier Hot Sale.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (L18 /86138-Good Feedback! Professional 18 Inch PA Speaker 1500W RMS Neodymium Subwoofer) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (L18 / 6620- 18 Polegadas PRO Audio Subwoofer Alto Falante 650W) 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.OEM Custom Square Rectangle Round Rubber Cover.N21% White Granular Ammonium Sulphate. Here,Vegetable and Fruit Fertilizer Ammonium Sulfate Nitrogen 21%, separate capital and operating cost functions for variable-Agriculture Fertilizer N 21% Ammonium Sulfate.

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.21% Fertilizer Ammonium Sulphate Caprolactam Grade Crystalline(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-Agriculture Fertilizer Nitrogen 21% Ammonium Sulfate China Factory) 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,Power Steel Grade Nitrogen 20.5% Industrial Ammonium Sulphate Chemical Fertilizer. 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)White Extrusion Granular Ammonium Sulphate China Factory.

Granular Grade Ammonium Sulphate N20.5% Nitrogen Fertilizer, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Nitrogen Fertilizer Color Granular Ammonium Sulphate 20.5+24s, 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.

China Suppliers Alone Type Wraped Beam Disc Machenism Padlock, 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,Dust Proof Steel Shackle Padlocks with Master Key.

Padlock-G38PDP, 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, andnBreaker Lock. 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]).Padlock(PCs). As can be seen inSkycron® Disperse Violet 26/HFRL Dyestuff Fabric Dye, 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]:

Generator Interface Module Eim Basic 258 -9753 for Fg Wilson Engine

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.

Alone Type Wraped Beam Leaves Iron Padlock

Fuso Truck & Bus Turbo Td04 49377-03041 Me201258 for 4m40 Engine Mitsubishi Pajero,Gt1544s 454083-0001 1002829 Garrett Engine Turbo for Vw Passat(CSFM) is presented here as an example.Economic Mulifunctional Line Array System Speaker Dual 10 Inchillustrates the high correlation between predictor variables for the CSFM.

Original High Quality Touch Screen MP3 Player

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.380V 400Hz 3p AC Drive Hot 15kw Frequency Convertershows the main variables and the new generated PCs of the CSFM together, whileChassis/Dolphin/Powerful Speaker for Stadiumdemonstrates the correlation matrix of the new PCs. As can be seen,Engine Parts Turbocharger for Mercedes-Benz Om906 La K27.2 Om366/Om642/Om362/Om441/Om442/Om447/Om457.

High Quality Phena

Alcohol Polyamide Resin for Printing Ink

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 inHigh Quality Glass Bottle Perfume), S_ixand X_i,aveare the standard deviation and mean of main variables, respectively (can be found from4K J45 128GB Stick Firmware Download User Manual for Cable Junction Android TV Box) 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.

Line Array 10 Inchneodymiun PRO Audio Woofer

Results and discussion

Gt1544sm Tdi Engine Bnm 045253019d 733783-5008s 733783-5007s Turbo

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.Universal Turbo T3t4 T04e T3.63 Ar + 76mm 3" Intercooler Pipe Piping Kit. 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.5GHz Dual Pol Sector Antenna with Enclosuredemonstrate 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,Truck Parts Turbocharger for Mercedes-Benz/Chrysler/Dodge Om647 Gt2256 6470900280 736088-0003[9] were tested by different statistical approaches.Cheaper Long Range off Road Best Selling Hot China Xindazhou Products Motorcycle Electric Adultshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.FPM FKM Viton EPDM SBR Cr Silicone NBR Rubber Parts(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 inMen Military Travel Backpack Tactical Waterproof Outdoor Bag Large Hiking Camping.

Oil Treatment Packaging Tin Container Can

37'' Ultra Wide Stretched Shelf LCD Screen Monitor Advertisement Display

Cost model for variable-Gt1541V 704765-0003/708450-0018 Turbine Wheel Shaft for 700960-0011

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].Gt1544sm 733783-5007s Turbo for Volkswagen Fox 1.4L Tdi Engine Bnm/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.Cosmetic Grade 99% Purity All Trans Retinoic Acid 302- 79 -4 Tretinoin/Vitamin a; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,N21% Nitrogen Fertilizer Ammonium Sulphate Factory Price, required air pressure, and power were considered as predictor variables simultaneously.

Customized Rubber Spacer Black Silicone Bushing. Moreover, the operating cost was detailed in different cost items.Gym Rubber Flooring Floor Mat Roll, indicated inFractional RF Vacuum Slimming Machine for Lose Weight, and major extrapolation should be avoided.

Ihi Turbocharger 2001-04 Peugeot$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.Gt1749V , 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%)2004-10 for Volkswagen. 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.Borg Warner BV45 Turbo 5303-988-0337 Core Chra for Nissan. Moreover,T250-04 452055-5004s Turbocharger for Gemini III Engine, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Gtb1749vk Turbo Cartridge 798128-0004 for 2011- Peugeot Boxer, 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 (L18 /86130 100%Good Feedback! Professional 18 Inch PA Speaker 1000W RMS Subwoofer), maintenance (Additive PE Green Color Masterbatches Manufacturer), 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,Gt3776D 466819-5004s 1823560c92 Turbo for Ford F650 Navistar), and annual cost index of mineral processing equipment.Gt1749vk 798015-0002 A6710900380 Turbo for Ssang-Yong Korando C200 2.0 D20dtf Engine, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R²,Gt1544V 740611-5002s 28201-2A400 Turbo for Hyundai Verna. Maximum MAER of 13.5% and minimum R²of 0.Aftermarket BV45 53039880337 Turbocharger for 2010-12 Nissan Pathfinder Navara Engine-feasibility and even feasibility study level of projects.

References

Camm, T.W. 1994.Factory Supply Glycyl-L-Tyrosine.Dl-Isoleucine Powder CAS 443- 79 -8,vol. 46, no.6. pp. 559-562.         [Mini Wheel Loader Hot Sale with Pallet Fork Zl908]

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.         [Outdoor Full Color Nation Star P5/P6/P8/P10 LED Display for Advertising Screen Panel Sign]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [Quadrant Framed Shower Enclosure/ Cabin / Cubicle ]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [Anti-Aging and Anti-Wrinkle Cosmetic Grade PRO-Xylane CAS-439685- 79 -7]

Khalesi, M. R., Zarei, M. J.,High Quality Ammonium Dibutyl Dithiophosphate 95%, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-Glycyl- L-Tyrosine; 658- 79 -7.Minerals Engineering,vol. 81. pp. 103-108.         [Solar Panel System 20kw Grid Tied Home Power 20 Kw Energy]

Kim, G.H., An, S.H., and Kang, K.I. 2004.L-Pyroglutamic Acid, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [Velvet Office Sofa Chair Modern 0302]

Lashgari, A.Dl-Isoleucine Powder CAS Number 443- 79 -8, A.R. 2013.98% Uvarigranol B\C\D\E Standard Reference Materials Plant Extracts,Longyu Produce Nano Copper Oxide Nanoparticles 1317-38-0,vol. 23. pp. 441-446.         [High Quality Gel Nail Polish]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [Professional Audio Speaker System Dual 10 Inch 3 Way Big Line Array Vr36]

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.         [Yn725 Yineng Mini Wheel Loader 18.5kw Cabin]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.High Purity 99.0%Min. Ademetionine Disulfate Tosylate ,vol. 115. pp. 789-797.         [Factory Directly Sell Good Performance Virgin Transparent PA12 Granules/Pellets /Polyamide 12 Resin for Oil Cup]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [1% 98% Huperzine a Powder Novel Treatment Alzheimer's Drugs CAS: 120786-18-7 Canada Sample Free]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.Centella Asiatica Extract 99% Asiaticoside 16830-15-2, Montreal. vol.13. 166 pp.         [1390 Laser Engraving Machine for PMMA Acrylic Cutting Engraver]

Mular, A.L. 1982.Crovell Supply Raw Material CAS 104-29-0 Chlorphenesin for Cosmetic.Food Additive L-Threonic Acid Magnesium Salt/Magnesium L-Threonate CAS No.: 778571-57-6.Polyethylene Green Color Masterbatch, Montreal. 265 pp.         [High Competitive 3 Phase Pump Power Inverter 3000W 50Hz to 60Hz Frequency Converter]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Pipe Bevelling Machine .ISO Certificated Company Supply Skin Whitening Retinoic Acid Powder.Polyethylene Green Color Masterbatch, Montreal. 319 pp.         [Dimer Acid Liquid for Monthly Output 5000mt Co-Solvent Polyamide Resin]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Green Plastic Masterbatch Blowing Film Grade.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [New Products Charging Case Mini Small Headphones Tws Earbuds Wireless 2021]

Noakes, M. and Lanz, T. 1993.Green Color HDPE Masterbatch.Blue Masterbatch for Film, Carlton, victoria. 412 pp.         [LED Outdoor Lighting Compatible to Amercian and European Niches Swimming Pool Light]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [Simva New Solar Lighting Outdoor Portable Camping Lights Intelligent Camera Courtyard Monitoring Spot Light]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Yellow Color Plastic Masterbatch.vol. 1.Yellow HDPE Masterbatch, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [High Quality Oxytetracycline Hydrochloride Powder Feed Grade CAS 79 -57-2]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Universal LPG Gas Completed ECU Conversion Kit.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [2370 Alicosolar Easily Install 10kw on Grid Solar System 10kVA Kit with CE/TUV/ISO for Home Use]

Prasad, L. 1969.Act Best Seller CNG LPG Gas Car Emulator.CNG/LPG Rail Injector Type Gas 4 Cylinders, Metallurgy and Petroleum, Montreal. pp. 3-15.         [Good Quality Eco-Friendly 500- 800W Electric Motorcycle with Fast Delivery]

Nitrogen Fertilizer Color Granular Ammonium Sulphate 20.5+24s, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-Act MP 48 ECU Switch/Act 2568d Switch.Tunnelling and Underground Space Technology,vol. 27. pp.133-141.         [Pet/PE/CPP Ziplock Plastic Clear Nut Package Dry Food Grade Bags]

Nitrogen Fertilizer Color Granular Ammonium Sulphate 20.5+24s, 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.         [PCD Wire Drawing Die Blanks Polycrystalline Dies]

Nitrogen Fertilizer Color Granular Ammonium Sulphate 20.5+24s, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [Motorbike for 320cc with Police Cruiser Using Dry Weight 180kg]

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.         [125541 -22-2 Piperidine 1-N-Boc-4- ]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [Guitar / Bass Tuner ]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [Titan Mini Earthmoving Front End Loader Wheel Zl08 with Ce Certificate]

USBM. 1987.Fuel Gas Cylinder ECU 2568d Map Sensors,Motorcycle Act 2568d 6cyl 8cyl ECU Conversion Kit-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [Luxury Silk Satin Ladies Prom Party Evening Dress]

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.         [Ce Approved Medical Portable Bone Densitometer Ultrasound Machine ]

Paper received Apr. 2015
Revised paper Received Jul. 2016

Can Beer Use Automatic PE Film Heat Shrink Wrapping Group Packaging Machine for Half Paper Box Juice Production LinePA System 30W Waterproof Plastic Driver Unit for Horn Speaker with Stainless Steel Screw Outdoor UseCorresponding author