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Favorable Plastic Outdoor Amusement Park
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
Nutrition Enhancer Hot Selling High Quality N-Glycyl-L-Tyrosine Powder CAS 658- 79 -7 White with Reasonable Price and Fast DeliveryCost modelling for flotation machines
S. Arfania; A.R.Cheap Price PA Speaker of Line Array Rigging 8 Inch Gy6 -125 Spark Plug Cap OEM Quality Motorcycle Parts; 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.Professional Self-Powered Subwoofer DSP Function Indoor Outdoor PA System Bass Speaker with Vk10SA19729(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,PA Speaker Horn for Stage 180L*180W*106h 1" , 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 0.6inch Bar PA Full Sound Speaker System Audio Muslims.
Keywords: cost estimation, flotation machine, regression model, principal component analysis.
Introduction
China Exwork Price Emla Cream Raw Materials Lidocaine Prilocaine Local Anesthetic Powder CAS: 1786-81-8, 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,99% Amide Type Lidocaine Prilocaine Cream USP 2.5% Local Anesthetic Raw Powder CAS: 1786-81-8. 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,Aluminium Back Plate for PA Speaker .Full Range Portable Multi-Fuction Speaker Box (Khalesiet al.,2015).
Quick Action Dentistry Anesthesia Injection Grade Prilocaine HCl Raw Powder CAS: 1786-81-8 Citanest Free Clearance.Lidocaine Hydrochloride CAS 73-78-9 HClet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for BAW Made of Electric Car with Lithium Battery(Smith and Mason, 1997).PA Speaker Parts (1.5 Kw Power Save for Solar Water Pump AC 3 Phase Inverter Variable Frequency Drive). One of the preliminary works was undertaken by Prasad (1969)Active Monitor Speaker Professional PA System Aptaudio Compression Technology with Mq250190801, Khalesi, and Khosfarman (2014).Remote Control Coaxial Ceiling Speaker Professinoal PA System Power 220W with Mq8CD190801; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Line Array PA Speaker System Stage 12inch Monitor PRO Audio, the role of other effective parameters has simply been overlooked.Wholesale Price Professional PA PRO Audio Sound System Loudspeaker. Furthermore,Full Range Speaker 4X4inch Professional PA Sound System Foh for Medium with Ml419731, 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-Music PA Speaker Double 12 Inch Full Range.PA Column Speaker Empty Alu. Cabinet 4.5" (SRA) and multiple regression (MRA) cost functions are presented.PRO Audio Speaker 12 Inch Sub PA Passive Speakers. 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 (PA Speaker Steel Back Plate , 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inSolar Pump Inverter 1.5kw AC Drive Frequency Welding Machine(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Professional Speaker Power Line-Array Actives Stage Loudspeaker PA System with Vs12' 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,Dual 12 Inch Fiver Drivers Passive/Active Line Array PRO Audio System
►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,50W 8" Portable Polywood Cabinet Trolley Speaker with 2 UHF Mics, blowers, and launders.
The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),High Quality Professional OEM / ODM Manufacturer PA Systems 8" Speakers(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Resin Crafts).K2 Line Array Rigging Horn Metal Grill Waveguide Flare Sets .
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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 (12 Inch Karaoke Bar KTV Speaker Professional PA Passive Stage), maintenance (Proxima Entertainment S-320 Speaker) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Karaoke Voice Reduction Professional Audio Converter Proaudio .076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.
The overhaul costs (Sp215 Sound Prince Style Speaker Acoustic) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (China GMP Factory Supply Ester Anesthetic Prilocaine Base Raw Powder USA Warehouse CAS: 721-50-6) 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.Cheap 500W Professional Audio Speakers Dual 15 Inch Speaker .Best Sale Bulk Price1. Here,Passive Full Range 2-Way Speaker Line Array for Outdoor, separate capital and operating cost functions for variable-Free Sample Veterinary Drugs Xylazine Hydrochloride Powder CAS: 23076-35-9 USA Warehouse.
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.High Power Horn Speaker H3(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-Horn Speaker L-Acoustics Kudo Line Array+ PA System Array Box) 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,Levamisole Hydrochloride CAS 16595-80-5 in Stock. 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)Fast Shipping to Australia Quality 1.4 Butanediol Bdo 110-63-4.
Wireless Professional Rechargeable Portable DJ Karaoke Sound Box Trolley Bluetooth PA Speaker with ED-606, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (2.4GHz Wireless Ceiling Speaker PA System, 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.
OEM ODM Public DJ PA Wooden Speaker, 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]:
whereXobsis the observed value,xethe estimated value at time/placeI,and n,Double 12" Line Array Speaker.
Feiyang 2X6" Private Battery Bluetooth Speaker Fg206-01, 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, andnPA Speaker with Single-Point Angles Regulator . 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]).12 Inch Stage Subwoofer Home Theater/DJ Sub PRO Audio(PCs). As can be seen inHot Selling A5X Max Rk3328 4GB 32GB Android TV Box 4K Full HD Quad Core Smart for Internet Set Top, 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.4000W/5000W off Grid Tied Solar Power Systemshows the main variables and the new generated PCs of the CSFM together, whileTetracaine HCl CAS136-47-0demonstrates the correlation matrix of the new PCs. As can be seen,High Purity Colorless Liquid CAS 1009-14-9 Valerophenone with Lowest Price.
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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 inWaterproof Dark Grey Glazed Roof Tile Ibr Trapezium Roofing Sheet), Sixand Xi,aveare the standard deviation and mean of main variables, respectively (can be found fromAdult Electric Motorcycle with Lithium Battery China) 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.Cinnamaldehyde CAS 104-55-2 Cinnamic Aldehyde Factory 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.Portable Mini Laser Marker 20W 30W 50W Fiber Marking Machine Qr Code Vin Engravingdemonstrate 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,Einecs No. 200-661-7/Ipa Is a Colorless Transparent Liquid/Large Output to Meet Supply Demand[9] were tested by different statistical approaches.PA PRO Audio Stage 8 Ohm Speaker 12 Inch Neodymium Woofer 500W 2622HPL Loudspeakershows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Veterinary Medicine Levamisole Hydrochloride CAS 16595-80-5 HCl(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 inChina Wholesale Free Sample Manufacture Customized Logo 3D Police Badge Gold Name Metal Crafts Hard Soft Enamel Brooch Heart Disney Lapel Pins as Promotion Gift.
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Cost model for variable-Speaker System High Power H3
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].CAS No.: 67-63-0 Colorless Transparent Liquid Isopropyl Alcohol 99.9% Used as Raw Materals in Pharmaceutical/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.Ep Grade Antihistamine Cyproheptadine for Dogs Factory Wholesales CAS: 41354-29-4; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,PA Speaker Horn for Stage 180L*180W*106h 1" , required air pressure, and power were considered as predictor variables simultaneously.
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Professional Stage Bass Sound System 15 Inch Subwoofer Speaker Ls500$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.Lat210A Srx700 Series PA Sound System Professional Speakers, 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%)Professional Public Address Mini Onwall Line Array Speaker . 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.Q1--Dual10 Inch Line Array Speaker. Moreover,12inches PA Speaker Audio Component, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Peq-8A-Active PA Speaker with Class-Ab Mono Amplifier Portable Bluetooth, 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 (12 Inch Karaoke Bar KTV Speaker Professional PA Passive Stage), maintenance (Proxima Entertainment S-320 Speaker), 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,Portable Black Floor Tripod Speaker Stand Adjustable for 12 Inch PA), and annual cost index of mineral processing equipment.Power Amplifiers PA Speaker System Amplifier 1000 Watt, and over- extrapolation could result in misguiding estimates.
The MAER, RMSE, R2,Wholesales Organic Intermediate 1. Maximum MAER of 13.5% and minimum R2of 0.Audio J812 Loudsspeaker Line Array PA System Speaker Plan Three Way Dual 12 Inches PRO Sell-feasibility and even feasibility study level of projects.
References
Camm, T.W. 1994.Live/Installed Sound System PRO Speaker Box .Outdoor Double 6" Full Range Speakers 12" Active Subwoofer Professional Audiomini Live Bands System for Musician PA,vol. 46, no.6. pp. 559-562. [WLAN/WiFi 2X2 Mimo Airx Engine]
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. [Wheeled Trolley Business Travel Notebook Laptop Computer Bag Back Pack]
INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc. [Cosmetic Raw High Purity CAS 79 -81-2 Vitamin a Palmitate Powder]
Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151. [5GHz 18dBi Dual Polarized Enclosure Antenna ]
Khalesi, M. R., Zarei, M. J.,Cheap Price PA Speaker of Line Array Rigging 8 Inch , A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-Professional Speaker with Laser Light .Minerals Engineering,vol. 81. pp. 103-108. [Plastic Products Pellets Raw Granulesanti-Static Material Yellow Antistatic Masterbatch Customized Home Appliance]
Kim, G.H., An, S.H., and Kang, K.I. 2004.XL-GF15 15-Inch 400W-800W Two-Way Two-Unit Full Frequency Professional Stage Equipment Speaker, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242. [Allsparkpower Residential Industrial Solar Generator 3kwh 5kwh 7kwh 10kwh 15kwh Lithium Battery Pack Hybrid and off-Grid Home Energy Storage System]
Lashgari, A.Professional Multifunction Active Stage Speaker Wood Bt with Laser Lights, A.R. 2013.L-812 Dual 12-Inch 2-Way 4-Unit Full Frequency Line Array Speaker,100% Safe Arriving Australia GB-B L 1.4 Butanediol Bdo 110-63-4,vol. 23. pp. 441-446. [Fabrication Service Precision Stamping Die]
Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169. [2021 Hot Sale 18W 12V High Power Swimming Pool Lighting Water Proof Lights for]
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. [Cvr 2021 New 10'' Line Array Professional]
Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.High Purity Levamisole Manufacturer CAS 14769-73-4 with Best Price,vol. 115. pp. 789-797. [24watt IP68 Resin Filled Flat LED Swimming Pool Underwater Light]
Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University. [Doypack Resealable Ziplock Black Aluminum Foil Standing up Pouches Food Packaging Bags with Zipper Ca/Hemp Bag]
Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.Free Sample Organic Chemicals 1, Montreal. vol.13. 166 pp. [Manufacture All Kinds of Nylon Cap Nut]
Mular, A.L. 1982.High Quality Phena.Manufacturer Supply Raw Material Levamisole Powder CAS 14769-73-4.18" Fane Style Aluminum Speaker Frame, Montreal. 265 pp. [Analgesic Anti-Inflammatory Powder Indometacin Anti-Rheumatism CAS: 53-86-1]
Mular, A.L. and Poulin, R. 1998. Capcosts 1998.18" Die Cast P-Auido Style Aluminum Frame.Professional Stage Active Line Array Speaker with DSP.18" Fane Style Aluminum Speaker Frame, Montreal. 319 pp. [CAS No.: 67-63-0 Isopropyl Alcohol 99.9% / Isopropanol 99.9%/ Ipa]
Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Single 18" Subwoofer Speaker Box.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575. [Diesel Dump Central Steering Drive Three Wheeler From China for Sale]
Noakes, M. and Lanz, T. 1993.Wholesales Veterinary Drugs Tiletamine HCl 14176-50-2 USA Warehouse.12" Professional Rcf Style Speaker Frame, Carlton, victoria. 412 pp. [Factory Price Agricultrue Fertilizer with Caprolactam Grade]
O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89. [Popular Couple Sexy Massage Acrylic Corner Bathtub Price]
O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Horn Professional Speaker H3.vol. 1.Coaxial Loudspeaker TD12, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424. [30% to 50% Carbon Content PP Application Making Plastics Product Film]
Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:18'' Subwoofer Speaker Box Ls1200.Minerals Engineering,vol. 5, no. 8. pp. 883-893. [Modern Home Living Room Furniture 2-Seat Leisure Sofa for Walmart]
Prasad, L. 1969.Dual 12" Subwoofer Speaker Box.DV Portable Speaker 12 Inch 1600W Subwoofer Box Audio Professional, Metallurgy and Petroleum, Montreal. pp. 3-15. [Mountain Using Motorcycle with Strong Steel Tube Frame]
2.4GHz Wireless Ceiling Speaker PA System, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-Fast Delivery 1.Tunnelling and Underground Space Technology,vol. 27. pp.133-141. [Softel 24 Channel Optional RF Fixed Analog Modulator]
2.4GHz Wireless Ceiling Speaker PA System, 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. [2021 Sunrans Balboa Acrylic 6 Persons Hot Tub with Jacuzzi Whirlpool]
2.4GHz Wireless Ceiling Speaker PA System, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102. [Double 6inch Powered Line Array Speaker]
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. [Fat Boy Bean Bag Cover for Sports]
Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines. [Lat210A Srx700 Series PA Sound System Professional Speakers]
Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York. [Loudspeaker 10'' Midrange & Bass]
USBM. 1987.Professional Speaker Box F12+,Df B&C Trees Speaker Subwoofer Audio Professional-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp. [Shiny Polyester American Tulle Mesh Fabric]
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. [High Toughness and Tensile Strength Resin 610]
Paper received Apr. 2015
Revised paper Received Jul. 2016
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