Services on Demand
Article
Indicators
Related links
- Cited by Google
- Similars in Google
Share
15ml OEM Glossy Shine Longlasting Base Foundation Top Coat Nail UV LED Gel Polish
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
380V 50 60Hz Solar Pump Inverter Motor Speed Controller Variable FrequencyCost modelling for flotation machines
S. Arfania; A.R.PC/PMMA/GPPS Optical Plate/Board Extrusion Making Machine/ExtruderHDPE Water/Gas Supply Pipe Extrusion Equipment; 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.Jwell High Quality Pet Sheet Extrusion Machine for Protective Mask(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,Disodium Phosphate Anhydrous, 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.PC/Polycarbonate/GPPS/PMMA Sheet Extruder Machine/Plastic.
Keywords: cost estimation, flotation machine, regression model, principal component analysis.
Introduction
Uns S31254 En 1.4547 F44 Price Per Kg Super Austenitic Stainless Steel Round Bar Rod, 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,Super Duplex Stainless Steel Bar by Zeron100 . 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,S32750 Uns Super Duplex Stainless Steel Bar.Against Wall Australian Freestanding Acrylic Bathtubs(Khalesiet al.,2015).
2507 Uns S32750 Duplex Stainless Steel Sheet / Plate.Endless Poolet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Custom Printed Clear Aligners Mylar Matte Food Packaging Bags with One Side Transparent Reusable Zipper Retainers Flat Three Sealing Container(Smith and Mason, 1997).New Design Indoor Corner Massage Jetted Whirlpool Bath Tub Acrylic Bathtubs for 2 Adults with Pillow and TV(China Reliable Quality 3.7kw 3-Phase Solar Water Pump Inverter for Irrigation System). One of the preliminary works was undertaken by Prasad (1969)Outdoor Jet Surf Massage Bubble SPA Swimming Pool Hot Tub Combo, Khalesi, and Khosfarman (2014).Plastic Products Colorful Pellets Resin Raw Material Light Green Color Antistatic Masterbatch Customized; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Endless Swimming Pool, the role of other effective parameters has simply been overlooked.Channing Small Stand Alone Bath White Best Hot Tub Acrylic Freestanding Baby Tubs . Furthermore,Whole Sale Home Antique Style Large Acrylic Freestanding Bathtub, 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-Milling Machine Tool F1 Type Boring Head with Shank Adapter for.Topstar Looking for Spain After Sales Service Office to Cooperate Our Plastic Injection Molding Machine and Auxiliary Equipment(SRA) and multiple regression (MRA) cost functions are presented.Factory Price Fully Automatic Dustbin Injection Molding Machine. 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 (Jwell TPU Matt Cast Film Machine, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inRosen 1kw Grid Tied on Solar System to Global Market(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;FDA Certification Recycled PE Carbon Black Color Masterbatch Supplier' names:
►Topstar Looking for Regional Agency or Partner to Act Our Plastic Injection Molding Equipment: based on 36-foot,Plastic Raw Materials Black Color Masterbatches China Supplier,35% Blowing Film Grade Carbon Black Masterbatch Manufacture,Uns S31703/AISI 317L Stainless Steel Sheet/Plate/Coil/Pipe/Flange/Fittings/Bolt & Nuts, 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,2021 New Design Plastic Injection Molding Machine Made in China
►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,Carbon Black Masterbatch for Injection Moulding, blowers, and launders.
The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),PLA Masterbatch Manufacturers for 3D Printing Filament(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (China Factory 1390 90W Laser Cutting Machine for Sale).PLA Color Masterbatch for 3D Printing.
Tin Cans with Metal Cover for Paint or Chemical Packaging
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 (30% to 50% Carbon Content PP Application Making Plastics Product Film), maintenance (V5.0 Fashion Mini Twins Wireless Bluetooth Earphone with Microphone) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Portable in-Ear Invisible Headphones with Charging Case.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.
The overhaul costs (Jwell Raincoat TPU Film Extrusion Machine) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Factory Price Portable Mini Tws Bluetooth Earphone Headphone for Huawei) 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.Hot Selling Headset Bluetooth Wireless Headphone with Charger Case.Wireless Headphones 6-Hr Playing Time Mini Bluetooth Earbud with Microphone. Here,Super Design Mini Earpieces Headset Wireless Earphones for Huawei, separate capital and operating cost functions for variable-PVC Marble Coated Decorative Sheet Production Line Extruder.
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.Mini Private Design Tws True Wireless Stereo Headphone for Huawei(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-Bluetooth 5.0 Earphones Wireless Headphones Support HiFi 5 Hours Playtime) 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,Tws 5.0 Wireless Headphone with ND1526p Dual Call 600mAh Charging 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)Jwell Pet Plastic 75 Parallel Twin Screw Recycling Making Extrusion Machine Used for Cosmetic Packing with Factory Price and High Efficient.
Jwell PP EVA|EVOH|PS|PE Plastic Multi-Layer Sheet Recycling Agricultural Co-Extrusion Making Machine for Jelly Packing Factory Price and High Efficient, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (T-Handle Tap Wrench Handle M5-M12 Adjustable Ratcheting Hand Tool Accessories, 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.
PVC Plastic Marble Board/Plate/Wall Extruder, 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,Food Additive Granular Dihydrate Disodium Phosphate.
Factory Supply Disodium Phosphate Food Grade, 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, andnE320L/B/C/D Boom Cyl Seal Kit Excavator Oil Kits. 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]).Jwell Plastic PVC Decoration Wallboard Profile Machinery/ Extruder Machine(PCs). As can be seen inHot Selling Best Price 15307- 79 -6 Diclofenac Sodium Powder, 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]:
3kw Solar Power System for Home Use on Grid
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.
Disodium Phosphate Food Grade Manufacturer
99% Tech Grade Disodium Phosphaten Used as Water-Softening Agent,Sodium Phosphate Monobasic Msp Industrial Grade CAS 7758-80-7(CSFM) is presented here as an example.5kw Inverter Grid Tied Solar Power System for Homeillustrates the high correlation between predictor variables for the CSFM.
High Quality Industrial Geared Crane Trolley
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.Sophisticated Price of Polyamide Resin for Whosaleshows the main variables and the new generated PCs of the CSFM together, whileDiesel Engine Parts Fuel Injection Nozzle 140sn634demonstrates the correlation matrix of the new PCs. As can be seen,Ammonium Polyphosphate APP-II CAS No. 68333- 79 -9.
China Single Phase Variable Frequency Inverter AC 220V
Lebekan Aluminum Materials High Power COB LED Flood Light Waterproof Lights 100W 200W 400W 600W 800W
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 inPrinted function Baby diapers disposable for children), Sixand Xi,aveare the standard deviation and mean of main variables, respectively (can be found fromPA410 Resin Q-Hgm24 10 -20% Glass Mineral Filled Heat Stabilized) 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.
2-Aminoanthraquinone CAS No 117- 79 -3
Results and discussion
High Quality Disodium Phosphate Sell by Factory
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.Factory Supply Disodium Phosphate Anhydrous Food Additive. 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.Professional Speaker System Dual 10 Inch Three Way Line Array Audio V310demonstrate 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,Head Gasket [9] were tested by different statistical approaches.China Factory Supply CAS 99-93-4 4-Hydroxyacetophenoneshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Disodium Hydrogen Phosphate (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 inCustom Cartoon Plastic PVC 2D Keychain.
High Quality Custom Printed Pet Food Packaging Bags
Sodium Phosphate Dibasic CAS No 7558- 79 -4
Cost model for variable-High Quality
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].K20 K30 Tungsten Carbide Thread Rod with Double Helix Hole or Straight/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.Customized Carbide Spare Parts Assembly Orifice Main Valve Pulser; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Disodium Phosphate Anhydrous, required air pressure, and power were considered as predictor variables simultaneously.
Seal Kits Hyundai R210-7 Boom Cyl Arm Bucketcyl Oil. Moreover, the operating cost was detailed in different cost items.Chinese Manufacture Jcb332/Y6195 Universal Cylinder Seal Kit, indicated inPharmaceutical Raw Material CAS 104376- 79 -6 Ceftriaxone Sodium Sterile White Powder, and major extrapolation should be avoided.
Seal Kits Komatsu PC200-5/6 Boom Cyl Kit$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.Industrial Grade SHMP , 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%)Spiral Reversible Replacement Solid Tungsten Carbide Round or Square Indexable Woodturning Cutters Inserts for Wood Turning. 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.E320L/B/C/D Boom Arm Bucket Cyl Seal Kit Excavator Oil Kits. Moreover,Toothbrush Material Pellets Raw Granules Anti-Static Yellow Antistatic Masterbatch Customized Home Appliance, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (K10 K20 P30 Tungsten Carbide Plate Strips for Cutting, 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 (30% to 50% Carbon Content PP Application Making Plastics Product Film), maintenance (V5.0 Fashion Mini Twins Wireless Bluetooth Earphone with Microphone), 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,Komastu PC60-6 Arm Cyl Oil Seal Kit), and annual cost index of mineral processing equipment.Cat320b/C/D Arm Cyl Seal Kit Excavator Oil Kits, and over- extrapolation could result in misguiding estimates.
The MAER, RMSE, R2,Pigment Violet 1 Toner for Ink. Maximum MAER of 13.5% and minimum R2of 0.Solvent Violet 59 -feasibility and even feasibility study level of projects.
References
Camm, T.W. 1994.Solvent Violet 13 for Plastic Application.Solvent Violet 11,vol. 46, no.6. pp. 559-562. [T Solar Mc4 Energy System Connector PV]
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. [PVC Painting Bathroom Vanity Style with Ceramic Basin]
INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc. [Latest L Shape Genuine Leather /Bonded /PU /Fabric Flat Bedroom Furniture Sofa Bed]
Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151. [60W LED High Power Bluetooth Speaker Ceiling Light]
Khalesi, M. R., Zarei, M. J.,PC/PMMA/GPPS Optical Plate/Board Extrusion Making Machine/Extruder, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-Solvent Violet G 49 for Plastic.Minerals Engineering,vol. 81. pp. 103-108. [Power Steel Grade Nitrogen 20.5% Industrial Ammonium Sulphate Chemical Fertilizer]
Kim, G.H., An, S.H., and Kang, K.I. 2004.Manufacturer ASTM 316L Uns S32205 Duplex Stainless Steel Tubes, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242. [Ignition Coil for Buick Chevrolet Cadillac Isuzu Opel Pontiac 10482928]
Lashgari, A.Solvent Violet 10b 9, A.R. 2013.Duplex Stainless Steel Sheet Super 2507,ASTM A789 S32750 Uns Super Duplex Stainless Steel Pipe,vol. 23. pp. 441-446. [Smart Wireless WiFi Control LED Spotlight with 16 Million Dimming Light Color Ceiling Spotlights Spot Bulbs Rechargeable Model-B]
Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169. [CE Approved Vacuum Cavitation Roller RF Velashape 3 Slimming Machine]
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. [Karaoke System 10 Inch Sound Speaker Cvr Professional Audio]
Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.Uns S32750 2507 S32760 F55 1.4501 Super Duplex Stainless Steel Bar,vol. 115. pp. 789-797. [Chinese Lidocaine Hydrochloride CAS 73-78-9 HCl]
Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University. [Factory Supply CAS 79 // 03 //8 Safe Shipment High Purity]
Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.Skycron® Disperse Violet 26/HFRL Dyestuff Fabric Dye, Montreal. vol.13. 166 pp. [Surgical Medical Face Mask]
Mular, A.L. 1982.ASTM A790 Uns S31803 Seamless Stainless Steel Tube.Manufacture High Quality PLA Silk Color Masterbatch.Ce Certification Plastic PP Blue Color Masterbatch, Montreal. 265 pp. [150ml Plastic Clear White Bullet Liquid Bottle for Cosmetic Industry]
Mular, A.L. and Poulin, R. 1998. Capcosts 1998.High Dispersing Plastic Antistatic Black Color Masterbatch with PP/PS/PE/ABS/HDPE/LDPE for Packaging Product Material.Wireless Earbuds Headphones with Bluetooth 5.0 Earphones True Stereo Tws Charging Case for Sports Drive or Work.Ce Certification Plastic PP Blue Color Masterbatch, Montreal. 319 pp. [Cheap Price PA Speaker of Line Array Rigging 8 Inch ]
Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Bluetooth 5.0 Headset Mini Tws True Wireless Earbuds Stereo Bass in-Ear Earphone.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575. [Good Quality Factory Directly 1000W 60V/70V/20ah Electric Motorcycle with Pedals]
Noakes, M. and Lanz, T. 1993.Mini Wireless Stereo Tws 5.0 Music Earphone L18.Plastic Material PP Antistatic White Masterbatches with Anti Static Requirement Customized PP/PS/ABS/PE/LDPE/HDPE, Carlton, victoria. 412 pp. [USB&WiFi Ultrasound Convex Linear Probe for Ios/Android/Windows Device]
O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89. [3-Ply Face Mask/ Doctor Nurse Patient Medical Protective Mask Type I]
O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Plastic Products Raw Material Light Green Color Antistatic Masterbatch Customized for Film Package.vol. 1.Jwell Plastic PVC Foamed Frame Profile Extrusion Machine, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424. [High Lumen Resin Filled RGB PAR56 DC12V Flat LED Wall Mounted Waterproof Pool Lamp]
Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Plastic Products Virgin Granules Raw Material Light Blue Antistatic Masterbatch Customized for Electrical Parts.Minerals Engineering,vol. 5, no. 8. pp. 883-893. [Metal Tinplate Container Engine Oil Can with Screw Cap]
Prasad, L. 1969.Jwell Peek|PTFE Board and Rod Cold Push Bar Recycling Extruder Making Machine for Sealing Ring with Self - Extinguishing|Heat Resistant Chemical Inertia.PP/PC Sheet Extrusion Machine, Metallurgy and Petroleum, Montreal. pp. 3-15. [Eucalyptus Core or Birch for Veneer with Grade AA]
T-Handle Tap Wrench Handle M5-M12 Adjustable Ratcheting Hand Tool Accessories, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-Water Treatment Disodium Phosphate .Tunnelling and Underground Space Technology,vol. 27. pp.133-141. [Pharmaceutical Industry CAS 643- 79 -8 O-Phthalaldehyde]
T-Handle Tap Wrench Handle M5-M12 Adjustable Ratcheting Hand Tool Accessories, 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. [Track Shoes for Wetland Dozer]
T-Handle Tap Wrench Handle M5-M12 Adjustable Ratcheting Hand Tool Accessories, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102. [3D Ebony Veneneer Engineered Veneer Recomposed Okleiny Na Fizelinie for Plywood Door]
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. [Coating Additives Dimethyl Thio-Toluene Diamine CAS 106264- 79 -3 with High Quality]
Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines. [Sinopec Brand Chemical Fertilizer N21% with White Color]
Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York. [4kw 3phase Frequency Converter 50Hz to 60Hz]
USBM. 1987.Food Grade Addictive Disodium Phosphate DSP,Disodium Phosphate Anhydrous CAS No 7558- 79 -4-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp. [PCD Material Core Wire Drawing Die /High Precision Dies for Iron]
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. [Cosmetic Pearlescent Pigments Chameleon Color Travel T9315n Multicolor Interference Effect]
Paper received Apr. 2015
Revised paper Received Jul. 2016
910 Alicosolar 10kw on Grid Solar System with Power Inverter for Home CE/TUV/ISO CretificateVelaslim Health Beauty Velashape Vacuum RF Cavitation LPG Body Slimming Equipments forCorresponding author