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2011-06-30 1229951000 1091701000 "Los presentes estados financieros intermedios de la sociedad han sido preparados de acuerdo a las Normas Internacionales de Contabilidad, emitidas por el International Accounting Standards Board (?IASB?). Los estados financieros intermedios han sido preparados de acuerdo con el principio de costo, modificado por la revaluación de propiedades, plantas y equipos y propiedades de inversión. En la preparación de los estados financieros se han utilizado las políticas emanadas desde el Grupo CGE. En la preparación de estos estados financieros intermedios se han utilizado determinadas estimaciones contables críticas para cuantificar algunos activos, pasivos, ingresos y gastos. Las áreas que involucran un mayor grado de juicio o complejidad o áreas en las que los supuestos y estimaciones son significativos para los estados financieros." Peso Chileno 12.0000 12.0000 7.0000 5.0000 12.0000 12.0000 7.0000 5.0000 Empresa Eléctrica de Antofagasta S.A. (en adelante la ?Sociedad?), es una subsidiaria de Emel Norte S.A. (en adelante la ?Sociedad Matriz?). El controlador de Emel Norte S.A. es Compañía General de Electricidad S.A. (en adelante el ?Grupo CGE?). Empresa Eléctrica de Antofagasta S.A. es una sociedad anónima abierta y tiene su domicilio social en Pedro Aguirre Cerda Nº 5558 en la ciudad de Antofagasta en la República de Chile. 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