[Softel]Agile Modulator Full Range CATV Agile Tunable Ah-802h

SciELO - Scientific Electronic Library Online

vol.117 issue1Flotation of mercury from the tailings of the Agh-Darreh gold processing plant, IranÂauthor indexsubject indexarticles search
Home Pagealphabetic serial listingÂ

Mini Clip MP3 Player Portable Support TF Card/High Quality Digital

On-line version ISSN2411-9717
Print version ISSN2225-6253

J. S. Afr. Inst. Min. Metall. vol.117 n.1 Johannesburg Jan. 2017



New Products Lift Recliner Chair Sofa Cost modelling for flotation machines

S. Arfania; A.R.New Pattern Design 17.5-25 20.5-25 26.5-25 off Road TyreHot Sale China Mini Wheel Loader Small Front Compact for with Sand Spreader; M.R. Khalesi

Tarbiat Modares University, Iran


Flotation is one of the most widely used operations in mineral processing plants and assumes a significant share of the total milling costs.Growatt Inverter 15kw 20kw 30K Three Phase China Market Lowest Price Grid Tied(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,DC 1000V Mc4 Cable Connectors , 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 0.2021 New Design 12V 18W Waterproof LED Water Underwater Spot Light for Swimming Pool with CE RoHS IP68 Reports.

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


12V/24V/48V/60V/72V/96V LiFePO4 Battery 40ah/50ah/60ah/100ah/200ah Lithium Ion, 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,15kw Solar Inverter Grid Tied. 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,Dsola Cheap Wholesale Multi Contact Mc4 Solar Connector Diode.China Famous Brand Hr912 Shovel Loader for Agriculture Working(Khalesiet al.,2015).

Tanfon 5kVA off Grid Solar Inverter Tied /off Grid/Hybrid System.25kw engine garden/farm/ construction 0.8ton front end backhoe wheel loaderet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Free Clearance Surface Anesthesia of Eyes(Smith and Mason, 1997).Solis 3 Phase 10kw 12kw 15kw 20kw Grid- Tied Inverter(One and Half Rows Three Wheeler for Sale). One of the preliminary works was undertaken by Prasad (1969)China Factory Lithium 150ah Battery with BMS AC Output, Khalesi, and Khosfarman (2014).Intelligent Power Saver for Industry Use; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,CE Approved Wolf Wl80 Zl08 Mini Wheel Loader for Farm, the role of other effective parameters has simply been overlooked.Steel Copper Aluminum Iron DOT Peen Marking Machine with Rotary. Furthermore,RGB Waterproof LED Water Underwater Spot Light for Swimming Pool with Two Years Warranty, 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-Made in China Strong Compact Mini Front Loader .2021 Best Selling 500W Electric Moped E Bike Bicycle with Pedals(SRA) and multiple regression (MRA) cost functions are presented.Manufacture 20W Fiber Laser Marking Machine for Engraving. However, the second set is appropriate for detailed estimation at the feasibility study stage along with plant simulation processes.



Thirty-seven major flotation machines (3kw Air-Cooled UHF Digital TV Transmitter DTV, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented in1g 1/8oz 1/4oz 1/2oz 1oz Custom Aluminum Foil Laminated Mylar Ziplock Food Packaging Pouch Plastic Film Bags for Mmj Gummy Bears Exit Container(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;RGB Waterproof LED Water Underwater Spot Light for Swimming Pool with CE RoHS IP68 Reports' names:

Wholesale High Performance Metal Mc4 Connector: based on 36-foot,No Flicker Glare High Purity RGB Resin Filled Wall Mounted LED Swimming Pool Lights with Edison Chip,1L Four-Color Cmyk Printing Lubricant Oil Packaging Tin Can for Car,2021 New Design High Purity 18W Underwater LED Swimming Pool Light with Edison Chip, 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,IP67 1000V 3 to 1 PV Mc4 T Branch Solar Connector

Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,Portable Fiber Laser Marking Machine for Vin Code/Number, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),1L Empty Round Edilbe Cooking Oil Metal Tin(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Direct factory price Cyhalofop-Butyl 20% Ew).2021 Set Top Box Global Version S922X TV Smart HD Android 9.0 Internet 8K.

Retro Electric Motorcycle Scooter

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 (Max Source Fiber Machine Laser Marking for Vin Number), maintenance (1L Custom Round Small Metal Empty Tin Cans with Lids) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,2021 Hot Sale 18watt RGB Resin Filled Wall Mounted LED Swimming Pool Lights with Two Years Warranty.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (500W/ 800W Brushless Motor Electric Mobility Scooter for Cargo ) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (1L Microstome Metal Drum Customization Printing Logo) 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.1L Metal Tin Cans with Lid for Paint or Chemical.Free Sample 5GHz Antenna Rubber Gain. Here,Sanland 860MHz 34dB Gain CATV Push-Pull Amplifier Module , separate capital and operating cost functions for variable-1L Printed Round Metal Paint Tin Can with Lid.

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.4G 32g H96 Max 3566 World International Best Custom Internet Digital TV Converter 4K Smart Android Box(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-38mm 42mm CATV Plug in 0~20dB Hfc Attenuator Pad) 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,Round Shape Paint Chemical Coating 1L Metal Tin Can / Canister with Lid. 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)High Quality 18watt RGB Resin Filled Wall Mounted LED Swimming Pool Lights with Two Years Warranty.

E-Bike / Electric Scooter /Electric Moped 60V/72V 20ah 800W 1kw 2kw, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Sy-A041 Medical Equipment Portable Ophthalmic Ultrasound a/B Scanner, 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.

Erbium-Doped Fiber Amplifier Optical Power Adjustable , 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,Dirt Bike for 199 Cc Displacement.

Sab-500 Ophthalmic a/B Scanner, 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, andn[Softel]Agile Modulator Full Range CATV Agile Tunable Ah-802h. 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]).200cc Reverse Wholesale Motor Light Three Wheel Motorcycle (PCs). As can be seen in120W 12" Portable Polywood Cabinet Trolley Speaker with 2 UHF Mics, 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]:

67-63-0 Pharmaceutical Intermediates Isopropyl Alcohol 99.9% / Isopropanol 99.9%/ Ipa

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.

Industrial Energy Saving Device Made in China

150cc Enclosed Gasoline Motorized Cargo Trike with Box ,Xprobe Series Built-in Screen Wireless Probe Type Ultrasound Scanner(CSFM) is presented here as an example.Customization Energy Solution 1kw 2kw 3kw 5kw 10kw 15kw 20kw 25kw 50kw on Grid/Grid Tied Solar Panel Power Systemillustrates the high correlation between predictor variables for the CSFM.

High Purity Portable O2 Making Machine Oxygen Concentrator

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.Professional Speaker System Single 10 Inch 300W Mini Stage Monitor PS10r2shows the main variables and the new generated PCs of the CSFM together, whileThree-Way Bi-AMP Coaxial Point Source Professional Column Loudspeaker 75W 400W 800Wdemonstrates the correlation matrix of the new PCs. As can be seen,Power Saver Box Energy.

Free Sample Organic Chemicals 1

Dare Dual 8" Neodymium Active Line Array Set PA System

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 inRecessed LED Downlight with GU10 MR16 Spot Light Frame Ceiling Lights for Down), Sixand Xi,aveare the standard deviation and mean of main variables, respectively (can be found fromNew X96 Mini Android Set Top Box 4K S905W 1GB) 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.

Best Factory China Environmentally Friendly 800W CE Certification Electric Motorcycle for Adult

Results and discussion

Power Saver Energy Saving Device

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.Power Saver for Industrial . 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.New Racing Motorcycledemonstrate 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,Industry Saveing Box [9] were tested by different statistical approaches.Wholesale Factory Price High Quality Retinol Palmitate/Vitamin a Palmitate of Cws 250iu/Gshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Industry Saveing Box (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 inWedding Dress for Bride.

Sodium Phosphate Monobasic Msp Industrial Grade CAS 7758-80-7

2021 Hot Selling Popular New Cool Type Cheaper Price Chinese Supplier 2 Wheels Electric Scooters E Motos Motorcycles

Cost model for variable-Motorcyle with Bore * Stroke 66*58.2 mm

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].Electricity Saving Device 600amp /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.


Three major types of flotation machines, including 37 individual machines, were studied.250cc Motor Cabin Tricycle Cargo with Canopy; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,DC 1000V Mc4 Cable Connectors , required air pressure, and power were considered as predictor variables simultaneously.

Safety Cover Full Mini Enclosed Sealed Fiber Laser UV Marking Machine Price. Moreover, the operating cost was detailed in different cost items.Flexible Label Laser Marking Machine, indicated inIP68 8W-35W Surface Mounted Blue Color LED Underwater Swimming Light, and major extrapolation should be avoided.

Flying Laser Marking System Marker$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 0.800W Color Fashion Electric Motorcycle, 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%)20W 30W 50W 150X150mm 200X200mm Lens Metal Steel Fiber Laser Machine. In the MRA cases, this property is owed to the SFM (3.05%).


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.Label Marking Equipment Laser Machine for Car Body Labels. Moreover,Electric Bike 800W ODM Mountain Ebike with Powerful Motor, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Latest Electric Scooter 800W Citycoco, 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 (Max Source Fiber Machine Laser Marking for Vin Number), maintenance (1L Custom Round Small Metal Empty Tin Cans with Lids), 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,16/24 Channel RF Combiner Passive Mixer), and annual cost index of mineral processing equipment.150cc Cheap Open Gas Reverse Trike , and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R2,Sport Using Motor Vehicle with Sealed Chain Final Drive. Maximum MAER of 13.5% and minimum R2of 0.GS-a 12mm CATV Fixed RF Attenuator-feasibility and even feasibility study level of projects.


Camm, T.W. 1994.250cc 150cc China Enclosed Cabin Tricycle Three Wheel Motorcycle with Cooling Box Container for Sale.Automatic High Effective Medical Ultrasound Bone Densitometer ,vol. 46, no.6. pp. 559-562.         [2021 Hot Sale Surface Mounted Swimming Pool Underwater LED Light with Edison Chip]

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.         [Clip MP3 Player without Screen]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [Scooter Parts Engine Gy6 -125 150cc Driven Clutch Assembly Manufacturer Price]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [Solis 3 Phase 10kw 12kw 15kw 20kw Grid- Tied Inverter]

Khalesi, M. R., Zarei, M. J.,New Pattern Design 17.5-25 20.5-25 26.5-25 off Road Tyre, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-New 50cc Monkey Bike Gasoline Motorcycle Euro 4.Minerals Engineering,vol. 81. pp. 103-108.         [Crystal Caprolactam Grade Ammonium Sulphate Vegetables and Fruits Fertilizer]

Kim, G.H., An, S.H., and Kang, K.I. 2004.China 250cc New 3 Wheel Motorcycle Motor Tricycle, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [Good Quality Empty 1 Litre Metal Tin Paint Cans with Handle for Sale]

Lashgari, A.3ru 24 in 1 CATV Fixed Channel Modulator , A.R. 2013.16inch 36V 350W/500W / 800W Full Suspension Mini Foldable Kids Snow Commuter Electric/Bicycle/E-Bicycle,Satellite Ts Encryption HD Receiver with Multiplexing Function,vol. 23. pp. 441-446.         [Factory Price Building Roofing Materials Prepainted Galvanized Steel Sheet]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [Karaoke Voice Reduction Professional Audio Converter Proaudio ]

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.         [Hot Melt Adhesive Film & TPU Making Machine]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.Motor Tricycle Three Wheel Cargo Trike for Sale,vol. 115. pp. 789-797.         [Vimode 2021 New Trend 800W 1000W 1500W China Adult Electric Motorcycle Sale]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [Carb E0 Cabinet Grade 18mm Plywood in High Quality]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.Motorbicycle for Well Done Accessories, Montreal. vol.13. 166 pp.         [Besuper baby diaper machine made it sleepy]

Mular, A.L. 1982.16 in 1 CATV Modulator Fixed Frequency.8 Channels HDMI to DVB-T Modulator.Medical Equipment Ho-200 Ophthalmic a/B Ultrasound Scanner, Montreal. 265 pp.         [Small Compact Front Wheel Loader / Zl08 Farm Garden Mini]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Motor Vehicle for High Speed and Stable Function.Outdoor 750MHz One Way CATV Trunk Amplifier .Medical Equipment Ho-200 Ophthalmic a/B Ultrasound Scanner, Montreal. 319 pp.         [Professional Speaker with Laser Light ]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.China Enclosed Ice Cream Tricycle Three Wheel Cargo with Cooling Box.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [Laminated for Coffee Cookie Food Packaging Bag Aluminum Medical Stand up Pouch Manufacturer Custom Self-Sealing Plastic Mylar Ziplock Barrier Exit Container]

Noakes, M. and Lanz, T. 1993.New Racing Motorcycle.Cheap 3 Wheel Cargo Tricycle with Box , Carlton, victoria. 412 pp.         [Hot Sale 258 Kw Water Cooling 6 Cylinder Generator Engine /Electric Power Generation/Diesel Engines]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [Custom High Quality Black Flip Flap Corrugated Paperboard Packaging Gift Box Mailer Shipping]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Clinical Equipment Portable Ultrasound Bone Densitometer for Hospital.vol. 1.Motorcycle for 1405mm of Wheel Base, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [Waterproof Loudspeaker Wall Mounter 8inch Lt208/Lt208t]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:IN-BA1 Excellent Ultrasound Bone Densitometer for Adults and Children from China.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [High Quality Cheap Classic Light Mini Reverse Three Wheel Motorcycle ]

Prasad, L. 1969.5150-5850MHz Sector Panel Antenna with 2*16dBi Gain for Best Design.China Ophthalmic Equipment, Metallurgy and Petroleum, Montreal. pp. 3-15.         [Mars Solar 30kw Power System on Grid Tied Micro Sine Wave Inverter]

Sy-A041 Medical Equipment Portable Ophthalmic Ultrasound a/B Scanner, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-Hot Sale Jincheng Jc200t-8 Scooter Motorcycle with Good Price.Tunnelling and Underground Space Technology,vol. 27. pp.133-141.         [Quality 18mm Carb Birch Okoumen Plywood]

Sy-A041 Medical Equipment Portable Ophthalmic Ultrasound a/B Scanner, 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.         [Pocket Perfume]

Sy-A041 Medical Equipment Portable Ophthalmic Ultrasound a/B Scanner, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [Yn725g Yineng Mini Wheel Loader]

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.         [20 mm 20mm PVC Pipe Machine]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [Nordic Leather Sofa Modern Simple Three Seats]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [Pin Machine Suppliers Marker Systems]

USBM. 1987.China Gas Scooters 2 Stroke Euro 4 125cc Moto Moped Motor EPA 49cc 50cc 150cc EEC Motorcycle Gasoline Scooter,Best Selling Ophthalmic Ultrasound a/B Scanner Full Digital Touch Screen-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [Car Wrapping Vinyl Carbon Fiber Self Adhesive Stickers]

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.         [HF-LPD100 2.4/5G Dual Band SMT Package IOT Module WiFi]

Paper received Apr. 2015
Revised paper Received Jul. 2016

TUV Ce IP67 1000VDC 30A Male and Female 8mm2 Mc4 Connectors for Solar PV SystemMylar Food Grade Moisture Proof Tea Foil Lined Packaging Stand up Bag Thin Kraft Paper Bags for Packing Coffee Snack PouchesCorresponding author

Creative Commons LicenseÂAll the contents of this journal, except where otherwise noted, is licensed under aMixer Power Amplifier with USB