Ing. Investig. - vol.25 issue3

Table of contents
Ing. Investig. vol.25 no.3 Bogotá Sep./Dec. 2005

New knowledge papers

	· The performance of relational and object-relational SQL queries when using Oracle Moreno, Francisco Javier; Ospina Romero, Guillermo; Larios Restrepo, Rafael · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· A study of butyl acetate synthesis: 2- Analysing chemical equilibrium conditions Orjuela Londoño, Álvaro; Leiva Lenis, Fernando; Boyacá Mendivelso, Luis Alejandro; Rodríguez Niño, Gerardo; Carballo Suárez, Luis María · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· Catalytic dehydration of ethanol to ethylene over HMOR HZSM-5 modified with copper and iron Agudelo, José Luis; Montes de C., Consuelo · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· Managing salinity in water associated with petrol industry production Guerrero Fajardo, Carlos Alberto; Escobar C, Sandra; Ramírez N, Diego · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· A study of single-step hydrolysis of bagasse with concentrated sulphuric acid for obtaining ethanol and in a modified single step and corresponding technical-economic analysis Sarrouh, Boutros Fouad; Jover, Josefina; González, Erenio · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· Extracting ECG signal characteristics based on non-linear transformations and wavelets Montes R, Victoria Eugenia; Guarín, Gustavo A.; Castellanos Domínguez, Germán · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· Concepts of design for manufacturing (DFM) of lost wax parts Sánchez R., Claudia Marcela; Cortés R., Carlos Julio · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· Applying optimisation techniques for validating a numeric model of free aquifers Rodríguez Calderón, Wilson; Pallares Muñoz, Myriam Rocío · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· Geotechnical information as an important element when planning and designing civil engineering work Bogotá Cangrejo Aljure, Dense; Infante, Carlos Gustavo · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· Fuzzy logic systems applied to fluidise bed coffee drying López Fontal, Elkin Mauricio · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· A practical approach to scheduling examinations Astaiza A., Luis Gerardo · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

Academic discussion paper

	· A bibliographic review of mathematical models of packed-bed biological reactors (PBR) Corredor, Deisy; Caicedo, Luis Alfonso · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· Modelling some characteristics of electrical networks used as channels for providing telecommunications Bastidas Mora, Henry Arturo · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )