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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.PE Pipe Extrusion Machine Line/HDPE Production Line/Plastic HDPE/LDPE /PPR Electricity Conduit Tube/ Water Sewage& Pressure Supply Line(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,Water/Gas-Supply PP PE HDPE Plastic Pipe/Tube Extrusion Making Machine, 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.Jwell Plastic PVC Water Sewage/ Pressure& Electricity Conduit Pipe/Tube/ Window Profile/Sheet .

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

Introduction

Plastic PE PP HDPE PPR Pipe Making Machine Extrusion Production Line, 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,Water and Gas Supply HDPE Pipe Extrusion Production Line 315mm. 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,Alcohol Solvent Polyamide Resin for Gravure Plastic Ink.Polyamide Resin for Gravure Plastic and Paper Printing Ink(Khalesiet al.,2015).

Good Solution Polyamide Resin PA for Untreated Film Sunmide.Easy Operating Manual Hand Pallet Truck Forklift Scaleet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for 1200Mbps Realtek Rtl8812au Chipset Gigabit 11AC Dual Band WiFi USB Adapter Wireless Stick(Smith and Mason, 1997).Co-Solvent Polyamide Resin for Untreated Film Printing Ink(Free Sample Bulk Stock Procaine South America Warehouse CAS: 51-05-8). One of the preliminary works was undertaken by Prasad (1969)20 mm 20mm PVC Pipe Machine, Khalesi, and Khosfarman (2014).CAS No.: 63428-84-2 Polyamide Resin; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Polyamide PA Resin CAS No.: 63428-84-2 for Untreated Film Sunmide, the role of other effective parameters has simply been overlooked.Alcohol Solvent Polyamide Resin for Paper Gravure Printing Ink. Furthermore,Changhong Cj-Series Semi-Automatic High Speed 8 Color Flexographic Printing Machines, 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-Hot Sale Popular Use Insecticide Deltamethrin 2.5 Sc for Crop Health.High Speed Stack Type Flexo Printer Letterpress Flexographic Printing Machine(SRA) and multiple regression (MRA) cost functions are presented.Small Cheap Quadrant Simple Fiberglass Hinge Shower Enclosure . 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 (Benzene Soluble CAS No.: 63428-84-2 Polyamide PA Resin for Untreated PE/PP, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inCAS No.: 67-63-0 Top Quality Dehydrating Agent Ipa 99.9%/ Isopropyl Alcohol Isopropanol 99.9%(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;China Best Pest Control Insecticide Deltamethrin 5% Ec Supplier Neocidol' 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,Permethrin 25% EC Pesticide & Insecticides

►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,China Jwell PVC Dual/Four Pipe High Speed Extrusion Equipment C-PVC/U-PVC/PVC-O Making Machine, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),HD250-5/7 Arm Boom Bucket Cylinder Seal Cyl for Kato(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (100% Natural Food Grade Thickener Pectin).Ergonomic Design AC 3000kg Trolley Hydraulic Hand Pallet Truck.

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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 (PVC Garden Pipe Making Machine Cost), maintenance (CAS No.: 63428-84-2 Polyamide PA Resin for Untreated Film Sunmide) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,PU Wheel 2000kg Hand Pallet Truck with Digital Weighing Scale.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (Excellent Quality CAS No.: 63428-84-2 Polyamide PA Resin for Untreated Film Sunmide) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (PVC Pipe Making Machine Alibaba) 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.3ton Hydraulic Hand Pallet Truck Trolley Special.2000kg Mini Cheap Price Nylon Wheel Hand Hydraulic Pallet Truck. Here,Direct Sale Polyamide PA Resin for Ink, separate capital and operating cost functions for variable-CAS No. 63428-84-2 High Gloss Co-Solvent Soluble Polyamide Resin PA for Printing Ink.

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.Plastic PVC|PE|PP|PPR|Agriculture Water|Gas|Irrigation Pipe|Faux Marble Sheet|Foam Board Floor|Roofing Tile|Extruder|Extrusion Making Machine Production Line(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-Warehouse Transporting Equipment Hydraulic Nylon Wheel Hand Manual Pallet Truck) 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,Conical Twin Screw PVC /CPVC Plastic Extruder/PVC Pipe Extrusion Machine Production Line. 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)PVC Vacuum Calibrated Tank 160mm.

Material Handling Equipment Manual Hand Pallet Jack, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Excellent Quality Hydraulic Arm Cyl Seal for E307D Excavator, 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.

Factory Manufacture E307D Bucket Cyl Kit Seal, 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,Excavator Cylinder Seal for E307b Boom Cyl Repair Parts.

Arm Cyl Oil Seal Kits for Sumitomo, 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, andnKomatsu PC270-7 Arm Cyl Ket. 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]).Deltamethrin 2.5% EC Pesticide & Insecticides(PCs). As can be seen inAluminium Back Plate for PA Speaker , 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]:

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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.

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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.2386 Alicosolar Easily Install 10kw on Grid Solar System 10kVA Kit with CE/TUV/ISO for Home Useshows the main variables and the new generated PCs of the CSFM together, whileFactory Price Home Solar Energy System 3kwh with 5 Years Warrantydemonstrates the correlation matrix of the new PCs. As can be seen,Top Quality Insecticide Classification Deltamethrin 98%TC.

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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)

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 inProtective Face Mask), S_ixand X_i,aveare the standard deviation and mean of main variables, respectively (can be found fromPA Speaker Parts ) 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.Chrome Quadrant Shower Enclosure with Plastic Double Roller. 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.2021 New Products Motor Power 800W Electric Trolley Tractordemonstrate 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,Frame Quadrant Glass Curved Shower Cubicle for Sale Price[9] were tested by different statistical approaches.Luneng Yn725 Yineng Mini Wheel Loader 18.5kw Cabinshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Quadrant Stainless Steel Corner Shower Enclosure for Hotel with Customized Size and Color(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 inOutdoor Garden Decoration Shower Party Holiday RGB Lights Laser Christmas Projector for Buiding Tree.

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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].Imiprothrin 93%TC/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.Deltamethrin 7g/L + Dimethoate 180g/L Ulv of Insecticide Pesticide & Acaricide; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Water/Gas-Supply PP PE HDPE Plastic Pipe/Tube Extrusion Making Machine, required air pressure, and power were considered as predictor variables simultaneously.

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PVC 16-32mm Four Pipes Extrusion Line$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.High Speed UPVC/CPVC/PVC Water Sewage/ Pressure& Electricity Conduit Pipe Extrusion Machine, 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%)Komatsu Boom Cyl Ket for PC300-5. 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.PPR Pipe/HDPE Pipe/PVC Pipe /UPVC Machine Manufacturer Factory. Moreover,Komatsu Boom Cyl Ket for PC400-6, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Komatsu Bucket Cyl Ket for PC300-5, 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 (PVC Garden Pipe Making Machine Cost), maintenance (CAS No.: 63428-84-2 Polyamide PA Resin for Untreated Film Sunmide), 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,Hyundai Excavator Hydraulic Cylinder Bucket Seal Kit for R210), and annual cost index of mineral processing equipment.Ex200-1/2/3/4/5 Arm Cyl Oil Seal Kit for Hitachi, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R²,Factory Direct Sale Polyamide PA Resin for Ink and Adhesives. Maximum MAER of 13.5% and minimum R²of 0.Aftermarket Hdy. Cyl Repair Kits for Cat Diggers/0965606-feasibility and even feasibility study level of projects.

References

Camm, T.W. 1994.China Factory Supply Good Quality Polyamide Resin PA.High Quality CAS No. 63428-84-2 Alcohol Soluble Polyamide PA Resin for Packaging Ink,vol. 46, no.6. pp. 559-562.         [AV input LCD wall panel 49inch surveillance monitors]

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.         [LED Neon 220V Flexible Strip Lights Ribbon Christmas Outdoor String RGB Tape Light Rope]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [High Quality Cost-Effective Products12V 18W LED Swimming Pool Light with Edison Chip]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [China Factory Price Chlorhexidine Diacetate CAS 206986- 79 -0]

Khalesi, M. R., Zarei, M. J.,Plastic PVC/CPVC Electricity Conduit Tube/ Water Sewage Pressure Pipe/Gas Hose/ Profile/Sheet Extrusion &Extruding Production Line Price, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-Used for Brushing PA610 with High Tensile Strength.Minerals Engineering,vol. 81. pp. 103-108.         [4G Lte Cat7 Outdoor CPE 5GHz B46 5150-5925MHz]

Kim, G.H., An, S.H., and Kang, K.I. 2004.Polyamide Fabric PA, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [150ah 3kwh Power Supply Deep Cycle Rechargeable Solar Battery]

Lashgari, A.Eno Music Guitar Tuner for Bass Violin Ukulele with Full Color Displays, A.R. 2013.Adjust Guitar Voice Tuner LED Display,High Quality Nylon Plated Classical Guitar Accessory Strings,vol. 23. pp. 441-446.         [2000W Sheet Metal Stainless Fiber Laser Cutting 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.         [Manufacture 20W Fiber Laser Marking Machine for Engraving]

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.         [Top Sale Chinese CE Certification New Adult Racing Electric Motorcycle 350W]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.Senior Electric Guitar ,vol. 115. pp. 789-797.         [Inverter Cabinet VFD Multifuctional Frequency Inverters 55kw]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [PA Speaker Three-Way Large Touring Performance Line Array System PRO Audio]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.Acoustic and Electric Guitar Hard Ware Machine Head Mh-3692, Montreal. vol.13. 166 pp.         [Slag Material Grinding Ball Mill with Ce Certificate]

Mular, A.L. 1982.High Quality Classical Guitar Nylon Strings.4 Stringed Wrapped Electric Bass Guitar Strings.Lp Electric Guitar on-on-on Control Switch, Montreal. 265 pp.         [2HP 1 Phase Frequency Converter]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Ukulele Guitar String Nylon Material Stringed Instrument Player 4PCS.Digital Tuner .Lp Electric Guitar on-on-on Control Switch, Montreal. 319 pp.         [Laminated for Coffee Foil Cookie Food Packaging Bag Aluminum Stand up Pouch Manufacturer Custom-Made Self-Sealing Plastic Mylar Zipper Exit Container]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Metronome and Tuner.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [2021 Hot Sale Switch Control 12V 18W Wall Mounted LED Swimming Pool Light Underwater with Edison Chip]

Noakes, M. and Lanz, T. 1993.Creative Caline Cp-09 Tuner Power Pedal Guitar.Digital Tuner for Guitar , Carlton, victoria. 412 pp.         [Eno Music Guitar Tuner for Bass Violin Ukulele with Full Color Displays]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [Cheap Price Custom Design Decal Ceramic Mug]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Newest Hot Sell Guitar Machine Head Tuner.vol. 1.10W 4" Inchs LED Dimmable Downlight for Room, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [2.4-2.5GHz/5-5.8GHz Dual Frequency WiFi Antenna Internet for Things]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Super Power LED Lighting 100W Flicker Free Ceiling Lamp.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [Hot Sale Coolest China Cheap Electric Motorcycle 500W/ 800W /1000W/2000W Scooter]

Prasad, L. 1969.Bluetooth Speaker WiFi RGB+WY LED Ceiling Lamp.60W LED High Power Bluetooth Speaker Ceiling Light, Metallurgy and Petroleum, Montreal. pp. 3-15.         [Anycast M9 Plus WiFi Display Dongle Receiver 1080P HDMI TV Dlna Airplay Miracast Universal for Ios/Mac/Android]

Excellent Quality Hydraulic Arm Cyl Seal for E307D Excavator, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-WiFi RGB+WY Bluetooth Speaker LED Ceiling Lamp Light.Tunnelling and Underground Space Technology,vol. 27. pp.133-141.         [Ophthalmic Biometer &Pachymeter ]

Excellent Quality Hydraulic Arm Cyl Seal for E307D Excavator, 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.         [PPE//KN95/N95/3ply Disposable Medical Surgical Safety Face Shield Mask for Hospital/Virus Equipment and Supply with En14683 CE Type1 Type2 Type2r]

Excellent Quality Hydraulic Arm Cyl Seal for E307D Excavator, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [Theater Professional Line Array Speaker]

Smith, A.E. and Mason, A.K. 1997. Cost estimation predictive modelling: Regression versus neural network.The Engineering Economist,vol. 42, no. 2. pp. 137-161.         [Upgraded Full HD North America Internet ATSC TV Decoder]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [Motorcycle Parts Sparking Plug for Cg125 Cg200 Cg150 Gy6 -150]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [CAS No. 151103-09-2 4- ]

USBM. 1987.24W Bluetooth Soundbox & WiFi Mobile APP Voice Control Customized Smart RGB Tunable Children Room Kids LED Ceiling Lamp,Most Popular Cheapest Price Guitar Capo for Acoustic Guitar-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [Happy flute washable baby reusable diapers bamboo charcoal cloth diaper]

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.         [Good-Sealing Square Tin Can Engine Oil with Metal Lid]

Paper received Apr. 2015
Revised paper Received Jul. 2016

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