Services on Demand
Article
Indicators
Related links
- Cited by Google
- Similars in Google
Share
Easy Sight WiFi Connection Drain Inspection Camera
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
Electric Motorcycle Cost modelling for flotation machines
S. Arfania; A.R.High Quality Phena5GHz Dual Polarization Enclosure WLAN 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.Manufacturer Supply Raw Material Levamisole Powder CAS 14769-73-4(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,18" Fane Style Aluminum Speaker Frame, 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 0.18" Die Cast P-Auido Style Aluminum Frame.
Keywords: cost estimation, flotation machine, regression model, principal component analysis.
Introduction
Professional Stage Active Line Array Speaker with DSP, 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,Single 18" Subwoofer Speaker Box. 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,Wholesales Veterinary Drugs Tiletamine HCl 14176-50-2 USA Warehouse.12" Professional Rcf Style Speaker Frame(Khalesiet al.,2015).
Horn Professional Speaker H3.Coaxial Loudspeaker TD12et al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for ISO(Smith and Mason, 1997).18'' Subwoofer Speaker Box Ls1200(E-3/L-3 Loader Carry-Scraper Bulldozer/Pushdozer Forklift OTR/off-The-Road Tyre/Tire 18.00-25). One of the preliminary works was undertaken by Prasad (1969)Dual 12" Subwoofer Speaker Box, Khalesi, and Khosfarman (2014).DV Portable Speaker 12 Inch 1600W Subwoofer Box Audio Professional; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Fast Delivery 1, the role of other effective parameters has simply been overlooked.Professional Speaker Box F12+. Furthermore,Df B&C Trees Speaker Subwoofer Audio Professional, 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-15'' Coaxial Speaker .Customs Guaranteed 1(SRA) and multiple regression (MRA) cost functions are presented.China Factory Supply Ethylmagnesium Bromide CAS 925-90-6. 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 (Ltk One 12" Woofers and 3" Driver Compact Coaxial Line Array Speaker, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inDiesel Engine Parts Fuel Injection Nozzle Dlla153p049(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Manufacturer Supply Bdo Novel Intermediate 1' names:
►Tetracaina HCl Tetracaine Base Depuracao Segura Mercado 100% Brasileiro: based on 36-foot,99% Pain Reliever Local Anesthetic Powder Tetracaine CAS 94-24-6,China Factoty Supply Levamisole HCl CAS16595-80-5 Hydrochloride Tetramisole,400 Watt Portable Music Player Speaker Professional Audio, 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,Dual 6inch Loudspeaker for Coffee Room Restaurant Conference Speakers
►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,Dm 15 Inch PA Full Sound Systems Professional PRO Speaker, blowers, and launders.
The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),12inch KTV Bar PA Full Sound Speaker System Audio(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (High Quality Environmental RTV2 Liquid Silicone Rubber for Medical Teaching).Dare Dual 8" Neodymium Active Line Array Set PA System.
Rofessional 21 Speed Mountain Bicycle 26 Inch New MTB
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 (12" Die Cast Aluminum PA Speaker Frame), maintenance (PA Speaker Dual 18" Subwoofer System) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,PA Speaker with Line Array Tweeter Horn .076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.
The overhaul costs (Active Mini Line Array Speaker with DSP Amplifier Module) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Quality Certified Product Ethyl 2-Phenylacetoacetate CAS: 5413-05-8 BMK Powder) 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.High Quality Karaoke Loudspeaker with B&C Compression Driver.99% Tetracaine Hydrochloride/ HCl Powder CAS 136-47-0. Here,Factory Supply BMK Powder Glycidate CAS: 5413-05-8, separate capital and operating cost functions for variable-China Factory Supply CAS 99-93-4 4-Hydroxyacetophenone.
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.Chinese Manufacturer Bulk Stock Pmk Intermediates16648-44-5 BMK White Powder(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-99.9% High Purity Prilocaine Hydrochloride/Prilocaine HCl CAS 1786-81-8) 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,High Quality 4'-Hydroxyacetophenone CAS 99-93-4 4-Hydroxyacetophenone with Best Price. 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)Factory Bulk Stock Pmk Intermediates BMK White Powder CAS: 16648-44-5.
99% BMK White Powder Glycidate Bulk Sales CAS: 16648-44-5, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (99% 4'-Hydroxyacetophenone CAS 99-93-4 100% Pass Customs, 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.
62442 Shiny and Non Phena Powder 62 44 2, 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,Quality Guaranteed BMK White Powder CAS: 16648-44-5 Glycidate.
Hair Loss Treatment Acetyl Tetrapeptide-3/Capixyl CAS 827306-88-7 Purity Min 99% Powder, 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, andn100% Passing The Customs Europe Free Shipping BMK Glycidate 16648-44-5. 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]).Trolley Large Audio Loudspeaker Box Professional Stage Active PA Speaker(PCs). As can be seen inLucky Tone SIP PA System 15W Poe Ceiling Speaker with Built-in Amplifier and Fire Dome for Public Address, 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]:
St 5kw Single Phase AC Electric Alternator Generator
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.
BMK White Powder Europe Free Shipping Pmk Glycidate CAS: 13605-48-6
Portable 15inch PA Speaker F15+,Pharmaceutical Chemical CAS 236117-38-7(CSFM) is presented here as an example.High Quality 5dBi 4G Lte Antenna for Huawei B593 B880 B310 B2000 Router External SMA-Male Connectorillustrates the high correlation between predictor variables for the CSFM.
Stainless steel health manual and flanged butterfly valve
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.PC/Polycarbonate/GPPS/PMMA Sheet Extruder Machine/Plasticshows the main variables and the new generated PCs of the CSFM together, whilePharmaceutical 1% 98% Huperzine a Powder Novel Antidepressants CAS: 120786-18-7 USA Sample Freedemonstrates the correlation matrix of the new PCs. As can be seen,Speaker 12 Inch SA-212 Professional Sound Box Portable Passive.
Hot Sells Solar Power System for Home 3kwh with Both AC&DC Output
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 inLight Grey Granite Looking Quartz Stone), Sixand Xi,aveare the standard deviation and mean of main variables, respectively (can be found fromNew Arrival 4K Smart S905X2 TV Box 4+64GB X96 Mini) 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.
1220X2440X9mm Carb P2 Glue Bleached Poplar Plywood for Furniture
Results and discussion
Speaker Tcx- 10
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.PA Woofer Speaker T- 10 12 15. 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.Waterproof Floor Standing Alone Outdoor Digital Signagedemonstrate 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,Passive Double 10 Inch Proal Audios Sound System Line Array Speakers for Direct Sale[9] were tested by different statistical approaches.Professional Audio Speaker Column Sound Equipmentshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Dual 10inch Professional PRO Audio Speaker System(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 inIndoor P4mm LED Video Display for Stage Performance.
4-20mA Oil Fuel Sensor Explosion Proof Differential Pressure Transmitter
Cost model for variable-10 " PRO Audio DJ Line Array Speaker Equipment System
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].Wholesale Factory Price CAS: 16648-44-5 BMK Glycidate Powder/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.Buy Real Pharmaceutical Intermediates BMK Glycidate Powder 16648-44-5; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,18" Fane Style Aluminum Speaker Frame, required air pressure, and power were considered as predictor variables simultaneously.
10 " PRO Sound PA Line Array Loudspeaker Audio Speaker System. Moreover, the operating cost was detailed in different cost items.Big Outdoor Sound Equipment Active Dual 8" Line Array Speaker, indicated inSanland 860MHz 34dB Gain CATV Push-Pull Amplifier Module , and major extrapolation should be avoided.
Professional Powered Line Array Selfpowered Speakers Active System$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.MBN1503 PA Woofer , 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%)Best Quality BMK Glycidate Raw Materials Fororganic Intermediates Bulk Price. 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.Self Powered Generator Double 8 Inch Outdoor Sound Indoor Line Array. Moreover,Light and Durable Mixing Console Mg124cx Audio Mixer, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Chassis/Dolphin/Powerful Speaker for Stadium, 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 (12" Die Cast Aluminum PA Speaker Frame), maintenance (PA Speaker Dual 18" Subwoofer System), 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,Line Array with Accessories for PRO Audio), and annual cost index of mineral processing equipment.Wholesales Aminobutyric Acid Organic Solvents 1litre Reagentplus T-Butyrolactone Fast Delivery, and over- extrapolation could result in misguiding estimates.
The MAER, RMSE, R2,Kara Line Array Speakers Double 8 Inch Concert. Maximum MAER of 13.5% and minimum R2of 0.Top Quality Isopropyl Alcohol -feasibility and even feasibility study level of projects.
References
Camm, T.W. 1994.Disco Sound+ PA System Speaker.99% G-Butyrolactones Aminobutyric Acid Organic Solvents 1litre Fast Delivery,vol. 46, no.6. pp. 559-562. [High Security Door Peephole Eyes Viewer DV3828b ]
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. [Hanvy Plywood Machinery CNC Spindleless Veneer Lathe]
INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc. [Food Grade Metal Tin Can with Printing Logo for Cooking Oil]
Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151. [Silo Top Pulse Jet Dust Collectors Collector Hopper for Cement]
Khalesi, M. R., Zarei, M. J.,High Quality Phena, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-High Quality Chloramphenicol CAS 56-75-7 China Factory Supplier.Minerals Engineering,vol. 81. pp. 103-108. [Zl08 800kg China Articulated Mini Small Compact Front End Wheel Loaders with Ce]
Kim, G.H., An, S.H., and Kang, K.I. 2004.High Quality 99% CAS 16595-80-5 Levamisole Hydrochloride, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242. [Qsn Professional Audio Dual 10 "Power Speaker Xt10]
Lashgari, A.N- , A.R. 2013.Kara Double 8 Inch Liner Speaker System Professional Audio Equipment,Raw Material Anti Epilepsy Topiramate Powder with Best Price,vol. 23. pp. 441-446. [Hot DIP galvanized steel pipe with smooth end or threaded]
Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169. [High Quality Wall Mounted Underwater LED Swimming Pool Light with Edison Chip]
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. [CAS No.: 67-63-0 Colorless Transparent Liquid Isopropyl Alcohol 99.9% Used as Raw Materals in Pharmaceutical]
Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.Dual 12 Inch Powered Line Array Active Sound System W-210bp,vol. 115. pp. 789-797. [1.2mm White Poplar Veneer From Factory for Exporting]
Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University. [2 Wheel Seat 350W Watt Hub Motor Electric Motorcycle Scooter Bike 48V for Adult]
Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.High Quality CAS 16595-80-5 Levamisole Hydrochloride/ HCl, Montreal. vol.13. 166 pp. [2021 Autumn New Women's Floral Print Pleated Lady Square Neck Short- Sleeved Dress]
Mular, A.L. 1982.Levamisole Hydrochloride/ HCl Powder CAS 16595-80-5.Pain Relleving Patch Topical Lidocaine Spray137-58-6 UK Warehouse Free Sample.Kas DJ Speaker Dual Line Array 18 Inch Subwoofer, Montreal. 265 pp. [China Supplier of CAS 702- 79 -4 1]
Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Mini Speaker Line Array Wedding Decoraions DJ Mixer.8 Ohm PRO Audio DJ Mixer Live Sound System.Kas DJ Speaker Dual Line Array 18 Inch Subwoofer, Montreal. 319 pp. [Tg01 1 Inch Silk Dome Tweeter]
Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Professional Stage Line Array System Dual 15'' Self-Powered Speaker.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575. [L18 /86138-Good Feedback! Professional 18 Inch PA Speaker 1500W RMS Neodymium Subwoofer]
Noakes, M. and Lanz, T. 1993.High Purity Valerophenone 1-Phenylpentan-1-One CAS 1009-14-9.Topiramate, Carlton, victoria. 412 pp. [Granular Grade Ammonium Sulphate N20.5% Nitrogen Fertilizer]
O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89. [Factory Manufacture Tungsten Carbide Drawing Die]
O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.99% High Purity Bupivacaine Anesthetic Powder Factory Price CAS: 14252-80-3.vol. 1.Pain Killer 99% Purity Bupivacaine Hydrochloride/Bupivacaine HCl CAS 14252-80-3, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424. [Electric Motorcycles ]
Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Levamisole HCl / Hydrochloride Anthelmintic Agent Raw CAS 16595-80-5.Minerals Engineering,vol. 5, no. 8. pp. 883-893. [Factory Supply Top Quality Cooling Agent Ws-3 CAS 39711- 79 -0]
Prasad, L. 1969.Nootropic Powder 99% Noopept/Gvs-111 Manufacturer CAS 157115-85-0 Best Price.Anesthetic Raw Materials Tiletamine HCl Injection 14176-50-2 Bulk Price, Metallurgy and Petroleum, Montreal. pp. 3-15. [Deltamethrin 7g/L + Dimethoate 180g/L Ulv of Insecticide Pesticide & Acaricide]
99% 4'-Hydroxyacetophenone CAS 99-93-4 100% Pass Customs, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-High Quality Nootropics Noopept CAS 157115-85-0 Best Price.Tunnelling and Underground Space Technology,vol. 27. pp.133-141. [Double End Single Side Acrylic Freestanding Tub]
99% 4'-Hydroxyacetophenone CAS 99-93-4 100% Pass Customs, 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. [High quality all surrounded baby pants diaper]
99% 4'-Hydroxyacetophenone CAS 99-93-4 100% Pass Customs, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102. [Professional Line Array Speaker Neodymium Af15]
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. [OEM 6kw Home Grid Tied Solar Power System Without Battery]
Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines. [350ml Brake Fluid Glue Tin Bottle]
Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York. [Ebike Battery Pack Li-ion 36V 10ah Lithium for Electric Scooter with Long Cycle Life]
USBM. 1987.China Manufacturer Supply High Purity Food Grade Lactic Acid CAS 50-21-5,2021 Hot-Sale Lt12 Dual 12" Concert Line Array System-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp. [DIN7513 DIN7516 Slotted Oval Head Thread Cutting Screws Ni Plated]
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. [D&B Q1 Style Dual 10 Inch Professional Speaker ]
Paper received Apr. 2015
Revised paper Received Jul. 2016
3ru 24 in 1 CATV Fixed Channel Modulator Home Application on Grid Tied Solar Power System 3kwCorresponding author