GENERAL PAPERS

Velvet Office Sofa Chair Modern 0302Cost modelling for flotation machines

S. Arfania; A.R.Padlock-G38PDPProfessional Audio Speaker System Dual 10 Inch 3 Way Big Line Array Vr36; 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.Breaker Lock(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,Padlock, 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.Alone Type Wraped Beam Leaves Iron Padlock .

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

Introduction

Fuso Truck & Bus Turbo Td04 49377-03041 Me201258 for 4m40 Engine Mitsubishi Pajero, 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,Gt1544s 454083-0001 1002829 Garrett Engine Turbo for Vw Passat. 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,Engine Parts Turbocharger for Mercedes-Benz Om906 La K27.2 Om366/Om642/Om362/Om441/Om442/Om447/Om457.Gt1544sm Tdi Engine Bnm 045253019d 733783-5008s 733783-5007s Turbo(Khalesiet al.,2015).

Universal Turbo T3t4 T04e T3.63 Ar + 76mm 3" Intercooler Pipe Piping Kit.Truck Parts Turbocharger for Mercedes-Benz/Chrysler/Dodge Om647 Gt2256 6470900280 736088-0003et al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Hidden Lithium Power City Bike Mountain Electric Bicycle 250/350/500/ 800W Ebike(Smith and Mason, 1997).FPM FKM Viton EPDM SBR Cr Silicone NBR Rubber Parts(Yn725 Yineng Mini Wheel Loader 18.5kw Cabin). One of the preliminary works was undertaken by Prasad (1969)Gt1541V 704765-0003/708450-0018 Turbine Wheel Shaft for 700960-0011, Khalesi, and Khosfarman (2014).Gt1544sm 733783-5007s Turbo for Volkswagen Fox 1.4L Tdi Engine Bnm; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Cosmetic Grade 99% Purity All Trans Retinoic Acid 302- 79 -4 Tretinoin/Vitamin a, the role of other effective parameters has simply been overlooked.Customized Rubber Spacer Black Silicone Bushing. Furthermore,Gym Rubber Flooring Floor Mat Roll, 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-Ihi Turbocharger 2001-04 Peugeot.Gt1749V (SRA) and multiple regression (MRA) cost functions are presented.2004-10 for Volkswagen. 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 (Borg Warner BV45 Turbo 5303-988-0337 Core Chra for Nissan, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inFactory Directly Sell Good Performance Virgin Transparent PA12 Granules/Pellets /Polyamide 12 Resin for Oil Cup(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;T250-04 452055-5004s Turbocharger for Gemini III Engine' names:

►Gtb1749vk Turbo Cartridge 798128-0004 for 2011- Peugeot Boxer: based on 36-foot,Gt3776D 466819-5004s 1823560c92 Turbo for Ford F650 Navistar,Gt1749vk 798015-0002 A6710900380 Turbo for Ssang-Yong Korando C200 2.0 D20dtf Engine,Gt1544V 740611-5002s 28201-2A400 Turbo for Hyundai Verna, 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,Aftermarket BV45 53039880337 Turbocharger for 2010-12 Nissan Pathfinder Navara Engine

►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 Supply Glycyl-L-Tyrosine, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),Dl-Isoleucine Powder CAS 443- 79 -8(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Custom Die Casting Metal Marathon Finisher Athletics Medals).Glycyl- L-Tyrosine; 658- 79 -7.

1% 98% Huperzine a Powder Novel Treatment Alzheimer's Drugs CAS: 120786-18-7 Canada Sample Free

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 (L-Pyroglutamic Acid), maintenance (Dl-Isoleucine Powder CAS Number 443- 79 -8) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,98% Uvarigranol B\C\D\E Standard Reference Materials Plant Extracts.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (Longyu Produce Nano Copper Oxide Nanoparticles 1317-38-0) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (High Purity 99.0%Min. Ademetionine Disulfate Tosylate ) 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.Centella Asiatica Extract 99% Asiaticoside 16830-15-2.Crovell Supply Raw Material CAS 104-29-0 Chlorphenesin for Cosmetic. Here,Food Additive L-Threonic Acid Magnesium Salt/Magnesium L-Threonate CAS No.: 778571-57-6, separate capital and operating cost functions for variable-Polyethylene Green Color Masterbatch.

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.Pipe Bevelling Machine (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-ISO Certificated Company Supply Skin Whitening Retinoic Acid Powder) 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,Green Plastic Masterbatch Blowing Film Grade. 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)Green Color HDPE Masterbatch.

Blue Masterbatch for Film, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Yellow Color Plastic Masterbatch, 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.

Yellow HDPE Masterbatch, R², RMSE (root mean square error), and MAER (means absolute error rate) were carried out. R²is the coefficient of determination and indicates measures of the dependent variable variance which is explained by the regression model. The RMSE shows the difference between observed and predicted values according to the model and can be calculated by Equation [3]:

whereX_obsis the observed value,x_ethe estimated value at time/placeI,and n,Universal LPG Gas Completed ECU Conversion Kit.

Act Best Seller CNG LPG Gas Car Emulator, 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, andnCNG/LPG Rail Injector Type Gas 4 Cylinders. 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]).Act MP 48 ECU Switch/Act 2568d Switch(PCs). As can be seen inHigh Competitive 3 Phase Pump Power Inverter 3000W 50Hz to 60Hz Frequency Converter, 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]:

Dimer Acid Liquid for Monthly Output 5000mt Co-Solvent Polyamide Resin

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.

Fuel Gas Cylinder ECU 2568d Map Sensors

Motorcycle Act 2568d 6cyl 8cyl ECU Conversion Kit,Auto Vehicle Gas Conversion Kit CNG Seqential Injection Kits(CSFM) is presented here as an example.New Products Charging Case Mini Small Headphones Tws Earbuds Wireless 2021illustrates the high correlation between predictor variables for the CSFM.

Jewelry Factory 100% 925 Sterling Silver Beads Fit Pan Dora Charms Bracelet Wholesale Price

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.LED Outdoor Lighting Compatible to Amercian and European Niches Swimming Pool Lightshows the main variables and the new generated PCs of the CSFM together, whileHigh Quality Oxytetracycline Hydrochloride Powder Feed Grade CAS 79 -57-2demonstrates the correlation matrix of the new PCs. As can be seen,Electric Pipe End Bevelling Machine.

2370 Alicosolar Easily Install 10kw on Grid Solar System 10kVA Kit with CE/TUV/ISO for Home Use

Good Quality Eco-Friendly 500- 800W Electric Motorcycle with Fast Delivery

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 inPublic Health Termiticide Insecticides Bifenthrin 10% Ew Ec Factory), S_ixand X_i,aveare the standard deviation and mean of main variables, respectively (can be found fromPet/PE/CPP Ziplock Plastic Clear Nut Package Dry Food Grade Bags) 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.

Motorbike for 320cc with Police Cruiser Using Dry Weight 180kg

Results and discussion

T-Electric Pipe Bevelling Machine

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.Pneumatic Pipe Beveling Machine High Performence. 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.125541 -22-2 Piperidine 1-N-Boc-4- demonstrate 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,Act CNG LPG Fuel System 2568cyl ECU Kits[9] were tested by different statistical approaches.Guitar / Bass Tuner shows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Factory Directly Sell Good Performance Virgin Transparent PA12 Granules/Pellets /Polyamide 12 Resin for Oil Cup(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 inPromotional Best Quality Click and Lock Vinyl Tile Spc Flooring.

Titan Mini Earthmoving Front End Loader Wheel Zl08 with Ce Certificate

Ce Approved Medical Portable Bone Densitometer Ultrasound Machine

Cost model for variable-Plastic Green Color Masterbatch

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].4 Cyl CNG Auto Gas LPG Conversion Kit / Sequential Injection System/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.3cyl 4 Cyl 6cyl 8cyl LPG/CNG Injector Rail; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Padlock, required air pressure, and power were considered as predictor variables simultaneously.

L Auto Gas LPG Conversion Kit / Car 4 Cyl Sequential Injection System. Moreover, the operating cost was detailed in different cost items.High Quality Diesel Engine Parts 4 Cyl Pump Rotor Head 096400-0371, indicated inCan Beer Use Automatic PE Film Heat Shrink Wrapping Group Packaging Machine for Half Paper Box Juice Production Line, and major extrapolation should be avoided.

Diesel Engine Parts Injection System Nozzle Dnopd619$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.Supply API 99%Min Dalbavancin CAS 171500- 79 -1 Raw Material Powder, 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%)Diesel Engine Parts Fuel System Nozzle Dlla145pn574. 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.Master Batch Organic Colors. Moreover,Orange Color Masterbatch, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Plastic Purple Color Masterbatch, 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 (L-Pyroglutamic Acid), maintenance (Dl-Isoleucine Powder CAS Number 443- 79 -8), 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,Plastic Grey Color Masterbatch), and annual cost index of mineral processing equipment.Free Sample Color Masterbatch ABS PE Non Toxic for Injection Molding, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R²,Cosmetic Grade Liquid Form 70% CAS 79 -14-1 Glycolic Acid. Maximum MAER of 13.5% and minimum R²of 0.Health Raw Material Dibasic Sodium Phosphate CAS No.: 7558- 79 -4 with High Quality-feasibility and even feasibility study level of projects.

References

Camm, T.W. 1994.Cosmetic Raw Material 99% Retinoic Acid 302- 79 -4.ISO and SGS Factory Provide L-Arginine Nitrate 749- 79 -33,vol. 46, no.6. pp. 559-562.         [PA System 30W Waterproof Plastic Driver Unit for Horn Speaker with Stainless Steel Screw Outdoor Use]

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.         [Custom Thailand National Emblem]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [Jwell High Quality Pet Sheet Extrusion Machine for Protective Mask]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [Crystal Nitrogen 21% Agricultural Fertilizer]

Khalesi, M. R., Zarei, M. J.,Padlock-G38PDP, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-High Quality Gentisic Acid CAS No.: 490- 79 -9 with Fast Delivery.Minerals Engineering,vol. 81. pp. 103-108.         [LG LD490DUN-TJB2 LCD wall mount video with 2X2 panel]

Kim, G.H., An, S.H., and Kang, K.I. 2004.Factory Provide Top Quality L-Carnitine Fumarate 99% 90471- 79 -7, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [Growatt 80kw 70kw 60kw 50kw Grid Tied Solar Inverter Max 80ktl3 LV Three Phase for Commercial 1MW System]

Lashgari, A.Health Raw Material L-Carnitine Fumarate CAS No.: 90471- 79 -7 with High Quality, A.R. 2013.Sports Nutrition L-Carnitine Fumarate High Purity Raw Material Powder CAS 90471- 79 -7,Best Price Bulk Powder Retinyl Palmitate 79 -81-2,vol. 23. pp. 441-446.         [Environment Friendly Wooden Furniture Meeting Desk with Steady Table Feet]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [Material Handling Equipment Manual Hand Pallet Jack]

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.         [O-Phthalaldehyde CAS 643- 79 -8]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.Nutrition Enhancer Hot Selling High Quality N-Glycyl-L-Tyrosine Powder CAS 658- 79 -7 White with Reasonable Price and Fast Delivery,vol. 115. pp. 789-797.         [Factory Supply High Quality Ademetionine 1]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [99% Amide Type Lidocaine Prilocaine Cream USP 2.5% Local Anesthetic Raw Powder CAS: 1786-81-8]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.Health Raw Material L-Carnitine Fumarate CAS.: 90471- 79 -7, Montreal. vol.13. 166 pp.         [Stainless Steel Pharmaceutical Sanitary Tank Lower Diaphragm Membrane Valve]

Mular, A.L. 1982.Diesel Engine Parts Fuel Injection Nozzle Dlla152sm043.Diesel Engine Parts Fuel Injection Nozzle Dlla156sm139.Diesel Engine Parts Fuel Injection Nozzle 152sn924, Montreal. 265 pp.         [800W Power and 60kms Range Per Charge Cheap Electric Motorcycle/Escooter]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Auto Engine Diesel Parts Fuel Injector Common Rail Nozzle Dlla162p2266.Diesel Engine Parts Fuel Injection Nozzle Dlla156s820.Diesel Engine Parts Fuel Injection Nozzle 152sn924, Montreal. 319 pp.         [High Quality 1L 32oz Amber Glass Bottle in Stock]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Tws Bluetooth Earphones with Charging Cases Wireless 5.0 Earbuds Headphones for iPhone.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [Popular hot selling 0.8ton mini wheel loader/ front end loader with bucket on sale]

Noakes, M. and Lanz, T. 1993.Diesel Engine Parts Fuel Injection Nozzle 150sn902.Tws Sport Headset Stereo Headphone Earphone with Charging Box Black, Carlton, victoria. 412 pp.         [Benzocaine CAS 94-09-7 Tetracaine HCl Lidocaine Sell 136-47-0]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [DHL Express From China to Hungary and Other Countries]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.3D Stereo Sound Mini Headphone Built in Microphone & Dual Speakers for Phone Calls.vol. 1.New Products Charging Case Mini Small Headphones Tws Earbuds Wireless 2021, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [15kw Solar Inverter Grid Tied]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Transparent Nylon 12 Resin Raw Material Polyamide Granules.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [Best Chinese Big Wheel Electric Motorcycle Racing Bike Adult Bicycle]

Prasad, L. 1969.PA12 Natural Resin Transparent Granules Pellets Polyamide Price.PA12 Plastic Granule for Injection Molding Polyamide 12 Resin Nylon, Metallurgy and Petroleum, Montreal. pp. 3-15.         [Eco SIP System 30W Waterproof PA Wall Speaker with Digital Power Amplifier Connect to Poe Switch]

Yellow Color Plastic Masterbatch, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-PA12 Injection / Extrusion Molding Polyamide 12 Nylon Granules.Tunnelling and Underground Space Technology,vol. 27. pp.133-141.         [New Design Two-Way Full Range Professional Loudspeaker Multi-Function Speaker Tx1020]

Yellow Color Plastic Masterbatch, 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.         [ABS 110mm Front Grille Logo Nissan Z Decals Badge]

Yellow Color Plastic Masterbatch, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [Aj-Bmd500 New Generation Ultrasound Bone Densitometer]

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.         [10 Inch High Quality PA Speaker 10tbx100]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [Residential Grid Tied 6kw Solar Power System for Home]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [ATV Scooter Motorcycle High Quality Parts]

USBM. 1987.Nylon 12/Nylon Granules/Polyamid 12/Transparent Glasses Frame,Good Performance Virgin Transparent PA12 Granules/Pellets/Resin Equivalent with Tr90 for Glasses Frame-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [Bluesmart 6W -12W 1500-1800lm Bridgelux Factory Direct Solar Garden Light]

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.         [Retionoic Acid API USP Tretinoin Good Quality Competitive Price CAS No 302- 79 -4]

Paper received Apr. 2015
Revised paper Received Jul. 2016

Hot Selling Tires Motorcycle Tyres 110/90- 17Feiyang/Temeisheng 10 Inch Professional DJ Wooden Speaker Audio Gd10-02Corresponding author