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## 16" 20" 2PCS Set Transparent Fashion Luggage with Integrated Tsa Travel Trolley Case

*On-lineÂ version*Â ISSN2411-9717

*PrintÂ version*Â ISSN2225-6253

### J. S. Afr. Inst. Min. Metall.Â vol.117Â n.1Â JohannesburgÂ Jan.Â 2017

#### http://dx.doi.org/10.17159/2411-9717/2017/v117n1a13Â

**GENERAL PAPERS**

**Shurong Made Insecticide Deltamethrin 2.5% Ec CAS No. 52918-63-5Cost modelling for flotation machines**

**S. Arfania; A.R.1220*2440*18mm Birch Plywood with Carb P2 Standard Quality****Lanbowan 4.9-6.5GHz 30dBi 2FT MIMO Dish Antenna; 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.Solar Pump Frequency Inverter MPPT Fuction 15kw Made in China(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,China Wholesales Wheel Loader HR912 with Pallet Forks, 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 R^{2}, 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 R^{2}of 0.AC Frequency Speed Controller 7.5kw VFD Drives.

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

**Introduction**

Carb P2 Bleached White Poplar Plywood for Furniture, 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,Professional Mini Wheel Loader for Sale with Low Price. 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,New Model Chinese Small Loader Front End Wheel for Sale.Mimo Antenna 13dBi CPE(Khalesi*et al.,*2015).

1220X2440X9mm Carb P2 Glue Bleached Poplar Plywood for Furniture.5GHz 25dBi Dual Pol Enclosure Antenna*et al.*(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for 5GHz 23dBi Enclosure WLAN Antenna(Smith and Mason, 1997).Bleached Poplar/Birch Carb Plywood(6000W Inverter Grid Tied Home Solar Energy System Without Battery). One of the preliminary works was undertaken by Prasad (1969)Weifang Cp Cloud Pillar Brand Ce Approved Zl08 Multi-Function Mini Wheel Loader with Cheap Price, Khalesi, and Khosfarman (2014).Newest Kids Pedal Electric Drift Crazy Kart Go; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Zl08 Mini Small Garden Farm Tractors Compact Front End Wheel Loader, the role of other effective parameters has simply been overlooked.IN-A7 handheld color doppler linear probe hip bone ultrasound scanner. Furthermore,New Generation Engine Er08 Wheel Loader with CE/Bucket for Sale, 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-7.5MHz/10.0MHz Msk/Vascular Use Wireless Ultrasound Equipment.Yn725 Yineng Mini Wheel Loader 18.5kw Cabin(SRA) and multiple regression (MRA) cost functions are presented.Whole Sale Hammerhead 150cc Go Kart with Parts. 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 (Earthmoving Equipments Mini Wheelloader Wl80 Loader Radlader, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inCheap CE 800W Lithium Battery Power Supply and 48V/60V Voltage Electric Motorcycle(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;10MHz Linear Vascular/Anesthesia Portable Wireless Ultrasound Scanner' 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,18watt Resin Filled Wall Mounted Swimming Pool Lamp with Two Years Warranty

►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,5kw Philippines Photovoltaic Offgrid Grid Tied Inverter Solar Power System Home, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (*D*), required air flow rate (AF),Solar Power System 8kw Grid Tied Solution(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Elegant Design Double Plug Wall Light Interior Use).CE China manufacturers mini wheel loader for sale at cheap price.

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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 (Wolf Agricultural Machinery Construction Small Front End Wheel Loader with Euro5 and Tier4 Engine), maintenance (China Portable Medical Ophthalmic a/B Ultrasound Scanner Pachymeter with B Probe for Eyes) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,6000W 200V-240V AC Single Phase on Gird/ Grid- Tied Solar Power Energy System.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (Ce Approved 10 Inch Automatic High Effective Ultrasound Bone Densitometer ) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (5GHz 10dBi Wideband Omni WLAN Antenna) 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.Jy125t-36c 125cc Scooter with Cdi and Efi.5GHz 18dBi Dual Polarized Panel Antenna . Here,2021 New Arrival China Supplying Internet TV Set Top Box Smart 4K HD 4GB Android 9 Amlogic S922X, separate capital and operating cost functions for variable-5GHz 23dBi Enclosure WLAN Antenna.

*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.16" Inch Steel Wheel for Toyota Prado Land Cruiser(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-off Road 200cc Motorcycle for Hot Sale) 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,off Load 150cc Motorcycle with High Speed. 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:

where*Y*refers to capital or operating costs,*X*defines an independent variable (one of the machine predictor variables), and*a*and*b*are constant values (parameters)China 125cc Moto Efi Euro 4 2t 4t Stroke Motorcycle Motor 49cc 50cc 150cc Moped EPA EEC Gas Scooter.

China Al-Gw6 800W Electric Motorbike with 60V/20ah Battery, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Linux TV Box International Internet Smart IPTV Zgemma I55, Khalesi, and Khosfarman, 2014).

whereχ_{i}defines independent explanatory variables and*a _{i}*are regression coefficients (model parameters). As was mentioned, independency of

*x*variables 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.

_{i}Replica Aluminum Alloy Wheels for BMW, R^{2}, RMSE (root mean square error), and MAER (means absolute error rate) were carried out. R^{2}is 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]:

where*X _{obs}*is the observed value,

*x*the estimated value at time/place

_{e}*I,*and n,20" Inch Replica Aluminum Alloy Wheels for Astonmartin.

2021 Google Certified Internet HDD Full HD 1080P Xangshi U7 S905W 2RAM 8ROM Android Media Player, analysis of residuals, tests of MAER values and evaluation of R^{2}were 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).

where*C _{e}*is the estimated cost,

*C*the actual cost, and

_{a}*n*Replica Aluminum Alloy Wheels for Volkswagen VW Tiguan Atlas Touareg. 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]).Hot Sell Good Quality Best China Manufacturer Factory Price Transvaginal Probe Type Wireless Mini Ultrasound Scanner(PCs). As can be seen inCAS: 79 -44-7; Dimethylcarbamoyl Chloride;, neither*X _{1}*nor

*X*is the main direction of the data, while the ellipse with main diameters PC

_{2}_{1}and PC

_{2}matches 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 and

*X*as Equations [5] and [6]:

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In this research, main variables of*X _{1}, X_{2}*.

*.. X*were 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.Tetracaine Ophthalmic Solution Quick Reaction White Powder USA Warehouse CAS: 94-24-6shows the main variables and the new generated PCs of the CSFM together, whileIGBT Automatic 25kw High Frequency Induction Heating System for Mold Thimble Quenching Hardeningdemonstrates the correlation matrix of the new PCs. As can be seen,Ho-100 Eyes Hospital Biometer & Pachymeter Ophthalmic Ultrasound Scanner.

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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)

where*X _{i}*are main technical variables (like power or required air),

*a*are calculated by multiplication of coefficients of the model based on PCs as predictors by the eigenvectors of PCs (as illustrated inBest quality disposable baby diapers), S

_{i}_{ix}and X

_{i,ave}are the standard deviation and mean of main variables, respectively (can be found fromElectric Industrial Induction Heater Manufacture in China for Sale ) 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.Automatic High Effective Ultrasound Bone Densitometer Made in China. The R^{2}is about 0.94 for both cases,*i.e.*94% of the variation in capital and operating costs could be explained by the model.CPP High Temperature Vacuum Retort Pouchdemonstrate 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,Diesel Central Drive Three Wheel Dumper for Sale[9] were tested by different statistical approaches.Anti Explosion High Stability Sealed Pressure Sensorshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Chinese Product Best Price Microconvex Wireless Mini Ultrasound Scanner(a1, a_{2}, a_{3}) and new intercept (a_{0}) 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 inGood Quality Hotel Shaving Cream with Screw Cap.

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*Cost model for variable-Clinical Equipment Portable Ultrasound Bone Densitometer for Hospital*

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].Apr125 White Motorcycle/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.Apr125 Red Motorcycle; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,China Wholesales Wheel Loader HR912 with Pallet Forks, required air pressure, and power were considered as predictor variables simultaneously.

Apr125-2 White Motorcycle. Moreover, the operating cost was detailed in different cost items.Underwater Swimming Pool Light Decoration LED Lamp, indicated in0.6m 5GHz Parabolic Antenna with Gain 28dBi, and major extrapolation should be avoided.

IN-AC5MC USB mobile scan cheapest pocket handheld hospital ultrasound scanner$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.Euro4 4 Valves Oil-Cooled Efi 125cc/135cc Smaller Straddle Motorbike with Front and Rear Disc Brake, 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 R^{2}values 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%)350cc Motorcycle with Double-Cylinder & Water-Cooled Engine . 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.Popular Medical Device Automatic Bone Densitometer. Moreover,Diesel Cargo Three Wheel Tricycle for Sale From China, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Diesel Dump Central Steering Drive Three Wheeler From China for Sale, 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 (Wolf Agricultural Machinery Construction Small Front End Wheel Loader with Euro5 and Tier4 Engine), maintenance (China Portable Medical Ophthalmic a/B Ultrasound Scanner Pachymeter with B Probe for Eyes), 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,Chinese Diesel Three Wheel Tricycle with Sunshade), and annual cost index of mineral processing equipment.One and Half Rows Three Wheeler for Sale, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R^{2},Chinese Wholesale Gas Powered EPA Ce Trike Scooter 300cc. Maximum MAER of 13.5% and minimum R^{2}of 0.Adult 800W Power Electric Scooter Suit for Woman-feasibility and even feasibility study level of projects.

**References**

Camm, T.W. 1994.800W Electric Motorbike with Front Disc Brake.*Hot Selling 60V 800W /72V 1200W New Electric Scooter/E-Scooter Motorcycle,*vol. 46, no.6. pp. 559-562. [Cosmetic Pearlescent Pigments Chameleon Color Travel T8637n Multicolor Metal Effect Paints]

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. [Double People Swimming Hot Tub with Massage Kb-612]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc. [High Power Two-Way Full Range PRO Audio Speaker Box System]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.*Educational and Psychological Measurement,*vol. 20. pp. 141-151. [AC Frequency Converter2HP 1phase]

Khalesi, M. R., Zarei, M. J.,1220*2440*18mm Birch Plywood with Carb P2 Standard Quality, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-dB002e Hot Sell Electric Motorcycle 800W and Kids 500W with Ce for.*Minerals Engineering,*vol. 81. pp. 103-108. [Trimethyl Cis]

Kim, G.H., An, S.H., and Kang, K.I. 2004.350W/500W/ 800W /1000W/1200W Motor Electric Scooter EW-519 Classis Model, neural networks, and case-based reasoning.*Building and Environment,*vol. 39, no. 10. pp. 1235-1242. [Nitrogen Chemical Fertilizer Ammonium Sulfate 21%Min]

Lashgari, A.800W 60V20ah Lead-Acid Battery Electric Scooter Motorcycle, A.R. 2013.New Energy Pedal Electric Scooter Max Speed 35km/H 350W 500W 800W Motor Power,*5GHz 30dBi Grid Parabolic Antenna ,*vol. 23. pp. 441-446. [Low Cost Sand Lime Brick Making Machine]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169. [Electric Motorcycle ]

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. [High Quality with Good Price Oxytetracycline HCl Powder]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.*5GHz Dish Parabolic Antenna 29dBi,*vol. 115. pp. 789-797. [Gas Ski Adult PRO Electric Start Snow Scooter]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University. [KTV Single 8" Full Range Audio&Sets]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.2.4/ 5GHz Dual Band H-Pol Sector Antenna, Montreal. vol.13. 166 pp. [PVC Figure Dragonball Hero Goku Collection Model Toy Doll]

Mular, A.L. 1982.Electric Dirt Bike Zm-Es18 with 500W- 800W Motor.*5GHz 20dBi Enclosure WLAN Antenna.*5GHz 45deg Dual Pol Sector Antenna, Montreal. 265 pp. [Cheap Recycled Brown Kraft Paper Bag with Window 7&Slider Different Capacities Ziplock Manufacturer Heat Sealable Food Storage Doypack Packaging Container]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.5GHz 23dBi Enclosure WiFi Antenna.*5GHz Dual Pol Sector Antenna with Enclosure .*5GHz 45deg Dual Pol Sector Antenna, Montreal. 319 pp. [3HP Frequency Converter Vector Three Phase]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.5GHz 34dBi Dish WLAN Antenna.*Journal of Manufacturing Science and Engineering,*vol. 128. pp. 563-575. [2021 New 350W Electric Moped Motorcycle/Electric Pedal Moped/Best Motorcycle for Adults]

Noakes, M. and Lanz, T. 1993.5GHz 18dBi Dual Polarization Sector WiFi Antenna.18W RGB Resin Filled LED Surface Mounted Underwater Pool Light, Carlton, victoria. 412 pp. [1.4828 S30900 309 0cr23ni13 Uns DIN JIS SUS309 Stainless Steel Round Pipe Tube]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,*CIM Bulletin,*February. pp. 87-89. [Distributor Travel Business Notebook Computer Laptop Backpack Bag]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.*Poplar Film Faced Plywood Board with Carb Certificate.*vol. 1.18W 12V IP68 Waterproof LED Swimming Pool Lamps, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424. [99% Glycolic Acid Powder CAS 79 -14-1]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Hot Sale on-Grid 20kw Grid Tied Solar Power Home System.*Minerals Engineering,*vol. 5, no. 8. pp. 883-893. [High Power Horn Speaker H3]

Prasad, L. 1969.E1 Glue Malamine Mositure-Proof MDF with Carb Certification.High Quality Switch Control 12V 18W Nichless Flat Wall Mounted Resin Filled LED Swimming Pool Light with CE RoHS IP68 Reports, Metallurgy and Petroleum, Montreal. pp. 3-15. [Modern Furniture]

Linux TV Box International Internet Smart IPTV Zgemma I55, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-Quality 18mm Carb Birch Okoumen Plywood.*Tunnelling and Underground Space Technology,*vol. 27. pp.133-141. [China Supplier Ammonium Sulphate Compound Fertilizer]

Linux TV Box International Internet Smart IPTV Zgemma I55, 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. [Loaders Tyre L5 Nylon OTR 23.5-25 29.5-25 26.5-29]

Linux TV Box International Internet Smart IPTV Zgemma I55, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.*Minerals Engineering,*vol. 55. pp. 96-102. [Supply Rubber Accelerator Mbt 2-Mercaptobenzothiazole CAS No.: 149-30-4]

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. [Rosen 8kw Grid Tied on Solar Panel System]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.*Information Circular*9170, 94. US Bureau of Mines. [High Barrier Vacuum Bag& Packaging Films for Food Pakcing]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York. [1250X2500mm Rotary Cut Okoume Veneer Cheap Prices]

USBM. 1987.Mini Wheel Loader Er08 with Hydrostatic Transmission System for Sale,30kw Grid Tied Solar Power System Home Popular in Philippines-metallic minerals expected fossil fuels in the United States and Canada.*Openfile report*10-87. US Bureau of Mines, Denver, CO. 134 pp. [Food Grade 12oz Double Wall Vacuum Stainless Steel Stemless Goblet Colorful Champagne Wine Glass Tumbler Logo Printed]

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. [N21% Nitrogen Fertilizer Ammonium Sulphate Factory Price]

Paper received Apr. 2015

Revised paper Received Jul. 2016

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