GENERAL PAPERS

Allsparkpower Residential Industrial Solar Generator 3kwh 5kwh 7kwh 10kwh 15kwh Lithium Battery Pack Hybrid and off-Grid Home Energy Storage SystemCost modelling for flotation machines

S. Arfania; A.R.Feiyang 2X6" Private Battery Bluetooth Speaker Fg206-012021 Hot Sale 18W 12V High Power Swimming Pool Lighting Water Proof Lights for; 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.PA Speaker with Single-Point Angles Regulator (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,12 Inch Stage Subwoofer Home Theater/DJ Sub PRO Audio, 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.Peq-12A-Active PA Speaker with Class-Ab Mono Amplifier Bluetooth.

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

Introduction

Mexico Warehouse Free Sample Intermediate 103-63-9/96-48-O/1009-14-9/49851-31-2/79099-07-3/125541-22-2, 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,CAS No.: 67-63-0 Top Quality Dehydrating Agent Ipa 99.9%/ Isopropyl Alcohol Isopropanol 99.9%. 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,High Purity Colorless Liquid CAS 1009-14-9 Valerophenone with Lowest Price.Pharmaceutical Intermediate Bulk Price N- (Khalesiet al.,2015).

Cinnamaldehyde CAS 104-55-2 Cinnamic Aldehyde Factory Supply.Einecs No. 200-661-7/Ipa Is a Colorless Transparent Liquid/Large Output to Meet Supply Demandet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for E0 Glue1250*2500mm Wenge Engineer Veneer for Decoration(Smith and Mason, 1997).Veterinary Medicine Levamisole Hydrochloride CAS 16595-80-5 HCl(Cvr 2021 New 10'' Line Array Professional). One of the preliminary works was undertaken by Prasad (1969)Speaker System High Power H3, Khalesi, and Khosfarman (2014).CAS No.: 67-63-0 Colorless Transparent Liquid Isopropyl Alcohol 99.9% Used as Raw Materals in Pharmaceutical; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Ep Grade Antihistamine Cyproheptadine for Dogs Factory Wholesales CAS: 41354-29-4, the role of other effective parameters has simply been overlooked.500W Powered Speaker Professional Sound Line Array System . Furthermore,Proxima Entertainment Z-450 Digtal Speaker, 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-Professional Stage Bass Sound System 15 Inch Subwoofer Speaker Ls500.Lat210A Srx700 Series PA Sound System Professional Speakers(SRA) and multiple regression (MRA) cost functions are presented.Professional Public Address Mini Onwall Line Array Speaker . 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 (Q1--Dual10 Inch Line Array Speaker, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented in24watt IP68 Resin Filled Flat LED Swimming Pool Underwater Light(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;12inches PA Speaker Audio Component' names:

►Peq-8A-Active PA Speaker with Class-Ab Mono Amplifier Portable Bluetooth: based on 36-foot,Portable Black Floor Tripod Speaker Stand Adjustable for 12 Inch PA,Power Amplifiers PA Speaker System Amplifier 1000 Watt,Wholesales Organic Intermediate 1, 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,Audio J812 Loudsspeaker Line Array PA System Speaker Plan Three Way Dual 12 Inches PRO Sell

►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,Live/Installed Sound System PRO Speaker Box , blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),Outdoor Double 6" Full Range Speakers 12" Active Subwoofer Professional Audiomini Live Bands System for Musician PA(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (600kVA/480kw Power Generator Set Diesel Engine Genset for Hospital).Professional Speaker with Laser Light .

Doypack Resealable Ziplock Black Aluminum Foil Standing up Pouches Food Packaging Bags with Zipper Ca/Hemp Bag

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 (XL-GF15 15-Inch 400W-800W Two-Way Two-Unit Full Frequency Professional Stage Equipment Speaker), maintenance (Professional Multifunction Active Stage Speaker Wood Bt with Laser Lights) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,L-812 Dual 12-Inch 2-Way 4-Unit Full Frequency Line Array Speaker.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (100% Safe Arriving Australia GB-B L 1.4 Butanediol Bdo 110-63-4) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (High Purity Levamisole Manufacturer CAS 14769-73-4 with Best Price) 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.Free Sample Organic Chemicals 1.High Quality Phena. Here,Manufacturer Supply Raw Material Levamisole Powder CAS 14769-73-4, separate capital and operating cost functions for variable-18" Fane Style Aluminum Speaker Frame.

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.18" Die Cast P-Auido Style Aluminum Frame(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-Professional Stage Active Line Array Speaker with DSP) 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,Single 18" Subwoofer Speaker Box. 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)Wholesales Veterinary Drugs Tiletamine HCl 14176-50-2 USA Warehouse.

12" Professional Rcf Style Speaker Frame, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Horn Professional Speaker H3, 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.

Coaxial Loudspeaker TD12, 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,18'' Subwoofer Speaker Box Ls1200.

Dual 12" Subwoofer Speaker Box, 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, andnDV Portable Speaker 12 Inch 1600W Subwoofer Box Audio Professional. 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]).Fast Delivery 1(PCs). As can be seen inAnalgesic Anti-Inflammatory Powder Indometacin Anti-Rheumatism CAS: 53-86-1, 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]:

CAS No.: 67-63-0 Isopropyl Alcohol 99.9% / Isopropanol 99.9%/ Ipa

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.

Professional Speaker Box F12+

Df B&C Trees Speaker Subwoofer Audio Professional,15'' Coaxial Speaker (CSFM) is presented here as an example.Diesel Dump Central Steering Drive Three Wheeler From China for Saleillustrates the high correlation between predictor variables for the CSFM.

New Condition Qt10-15 Automatic Brick Making Machine Price in India

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.Factory Price Agricultrue Fertilizer with Caprolactam Gradeshows the main variables and the new generated PCs of the CSFM together, while30% to 50% Carbon Content PP Application Making Plastics Product Filmdemonstrates the correlation matrix of the new PCs. As can be seen,Customs Guaranteed 1.

Modern Home Living Room Furniture 2-Seat Leisure Sofa for Walmart

Mountain Using Motorcycle with Strong Steel Tube Frame

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 inCustomer Design LED Strips Used for TV Backlight), S_ixand X_i,aveare the standard deviation and mean of main variables, respectively (can be found fromSoftel 24 Channel Optional RF Fixed Analog Modulator) 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.

Double 6inch Powered Line Array Speaker

Results and discussion

China Factory Supply Ethylmagnesium Bromide CAS 925-90-6

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.Ltk One 12" Woofers and 3" Driver Compact Coaxial Line Array Speaker. 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.Fat Boy Bean Bag Cover for Sportsdemonstrate 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,Manufacturer Supply Bdo Novel Intermediate 1[9] were tested by different statistical approaches.Lat210A Srx700 Series PA Sound System Professional Speakersshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Tetracaina HCl Tetracaine Base Depuracao Segura Mercado 100% Brasileiro(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 inHotel Textiles Modren Cotton Linen Embroidery Upholstery Decorative Sofa Fabric.

Loudspeaker 10'' Midrange & Bass

High Toughness and Tensile Strength Resin 610

Cost model for variable-99% Pain Reliever Local Anesthetic Powder Tetracaine CAS 94-24-6

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].China Factoty Supply Levamisole HCl CAS16595-80-5 Hydrochloride Tetramisole/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.400 Watt Portable Music Player Speaker Professional Audio; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,12 Inch Stage Subwoofer Home Theater/DJ Sub PRO Audio, required air pressure, and power were considered as predictor variables simultaneously.

Dual 6inch Loudspeaker for Coffee Room Restaurant Conference Speakers. Moreover, the operating cost was detailed in different cost items.Dm 15 Inch PA Full Sound Systems Professional PRO Speaker, indicated inPharmaceutical Raw Powder Diclofenac Sodium CAS 15307- 79 -6 for Anti-Inflammatory, and major extrapolation should be avoided.

12inch KTV Bar PA Full Sound Speaker System Audio$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.Dare Dual 8" Neodymium Active Line Array Set PA System, 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%)12" Die Cast Aluminum PA Speaker Frame. 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.PA Speaker Dual 18" Subwoofer System. Moreover,PA Speaker with Line Array Tweeter Horn , and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Active Mini Line Array Speaker with DSP Amplifier Module, 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 (XL-GF15 15-Inch 400W-800W Two-Way Two-Unit Full Frequency Professional Stage Equipment Speaker), maintenance (Professional Multifunction Active Stage Speaker Wood Bt with Laser Lights), 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,Quality Certified Product Ethyl 2-Phenylacetoacetate CAS: 5413-05-8 BMK Powder), and annual cost index of mineral processing equipment.High Quality Karaoke Loudspeaker with B&C Compression Driver, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R²,99% Tetracaine Hydrochloride/ HCl Powder CAS 136-47-0. Maximum MAER of 13.5% and minimum R²of 0.Factory Supply BMK Powder Glycidate CAS: 5413-05-8-feasibility and even feasibility study level of projects.

References

Camm, T.W. 1994.China Factory Supply CAS 99-93-4 4-Hydroxyacetophenone.Chinese Manufacturer Bulk Stock Pmk Intermediates16648-44-5 BMK White Powder,vol. 46, no.6. pp. 559-562.         [50 to 60 Hz Frequency Converter]

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.         [Solar Indoor Outdoor Hanging Garden Light Lantern Table LED Torch Replacement Top with Phone Charging Function]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [Carb Grade 18mm Commercial Plywood]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [Diesel Engine Parts Fuel Injection Nozzle 140s6655]

Khalesi, M. R., Zarei, M. J.,Feiyang 2X6" Private Battery Bluetooth Speaker Fg206-01, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-99.9% High Purity Prilocaine Hydrochloride/Prilocaine HCl CAS 1786-81-8.Minerals Engineering,vol. 81. pp. 103-108.         [PE Dog Food Pouch with Hole]

Kim, G.H., An, S.H., and Kang, K.I. 2004.High Quality 4'-Hydroxyacetophenone CAS 99-93-4 4-Hydroxyacetophenone with Best Price, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [Chinese Suppliers Okoume Wood Face Veneer for Malaysia]

Lashgari, A.Factory Bulk Stock Pmk Intermediates BMK White Powder CAS: 16648-44-5, A.R. 2013.99% BMK White Powder Glycidate Bulk Sales CAS: 16648-44-5,99% 4'-Hydroxyacetophenone CAS 99-93-4 100% Pass Customs,vol. 23. pp. 441-446.         [LED COB Strip with High CRI]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [Pendoo X10 Max International Best Custom Set Top Box 4GB 32GB TV Converter Ott 4K Smart Android]

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.         [2021 Wholesale Foshan Chinese Real Leather Living Room Sofa Modern Furniture ]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.62442 Shiny and Non Phena Powder 62 44 2,vol. 115. pp. 789-797.         [3kwh LiFePO4 Battery System Energy Power]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [Quilted Fabric Sofa Couch Bed Set Armchear Furniture]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.Quality Guaranteed BMK White Powder CAS: 16648-44-5 Glycidate, Montreal. vol.13. 166 pp.         [Lovely Soft Dog Stuffed Toy with Scarf]

Mular, A.L. 1982.Hair Loss Treatment Acetyl Tetrapeptide-3/Capixyl CAS 827306-88-7 Purity Min 99% Powder.100% Passing The Customs Europe Free Shipping BMK Glycidate 16648-44-5.Trolley Large Audio Loudspeaker Box Professional Stage Active PA Speaker, Montreal. 265 pp.         [Hot Sale Professional Loudspeaker PRO Audio ]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.BMK White Powder Europe Free Shipping Pmk Glycidate CAS: 13605-48-6.Portable 15inch PA Speaker F15+.Trolley Large Audio Loudspeaker Box Professional Stage Active PA Speaker, Montreal. 319 pp.         [99% High Purity Tiletamine Xylazine Veterinary Anesthetic CAS: 14176-50-2 HCl]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Pharmaceutical Chemical CAS 236117-38-7.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [Ophthalmic Pachymeter ]

Noakes, M. and Lanz, T. 1993.Speaker 12 Inch SA-212 Professional Sound Box Portable Passive.Speaker Tcx- 10, Carlton, victoria. 412 pp.         [Swimming SPA Pool Hot Tub Combo]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [Dried Squid Shredded]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.PA Woofer Speaker T- 10 12 15.vol. 1.Passive Double 10 Inch Proal Audios Sound System Line Array Speakers for Direct Sale, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [Factory-Quater Cut Okoume Veneer /Mahogany in 0.50mm]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Dual 10inch Professional PRO Audio Speaker System.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [Modern Home Hotel Lesuire Corner Single Fabric Living Room Sofa]

Prasad, L. 1969.10 " PRO Audio DJ Line Array Speaker Equipment System.Wholesale Factory Price CAS: 16648-44-5 BMK Glycidate Powder, Metallurgy and Petroleum, Montreal. pp. 3-15.         [14"X5.0"J 14'x5.5'j 14X6.0j 14X7.0j Inch Steel Wheel for Sport Trailer]

Horn Professional Speaker H3, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-Buy Real Pharmaceutical Intermediates BMK Glycidate Powder 16648-44-5.Tunnelling and Underground Space Technology,vol. 27. pp.133-141.         [Super Design Mini Earpieces Headset Wireless Earphones for Huawei]

Horn Professional Speaker H3, 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.         [SD-200c-12 200W 48VDC]

Horn Professional Speaker H3, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [2021 Hot Sale Wall Mounted Underwater LED Swimming Pool Light with Two Years Warranty]

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.         [150cc Automatic Racing Sports Exclusive Design ATV ]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [Gy6 150cc Gas Scooter]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [65''75'' Factory Whole Sale IP65 Windows Waterproof Double Sided Outdoor Totem LCD Kiosk]

USBM. 1987.10 " PRO Sound PA Line Array Loudspeaker Audio Speaker System,Big Outdoor Sound Equipment Active Dual 8" Line Array Speaker-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [2021 100% Protector Car Windshield Sunshade Umbrella]

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.         [Frequency Converter 60Hz 50Hz 160HP]

Paper received Apr. 2015
Revised paper Received Jul. 2016

Wholesale Cmyk Printing 0.5 Liter Chemical Tin Cans55 Inch Outdoor Double-Side LCD Display Self Service Airport Kiosk Touch Screen Multimedia InformationCorresponding author