{"id":12681,"date":"2014-03-20T10:43:42","date_gmt":"2014-03-20T13:43:42","guid":{"rendered":"http:\/\/servicioinformativodelaconstruccion.com\/?p=12681"},"modified":"2014-03-20T10:43:42","modified_gmt":"2014-03-20T13:43:42","slug":"produccion-de-cemento-ecologico-en-cuba-2","status":"publish","type":"post","link":"https:\/\/sicdigital.com.ar\/sic\/produccion-de-cemento-ecologico-en-cuba-2\/","title":{"rendered":"Producci\u00f3n de cemento ecol\u00f3gico en Cuba"},"content":{"rendered":"<p><!--[if gte mso 9]><xml>\n<o:OfficeDocumentSettings>\n<o:RelyOnVML\/>\n<o:AllowPNG\/>\n<\/o:OfficeDocumentSettings>\n<\/xml><![endif]--><\/p>\n<p><!--[if gte mso 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5.4pt;\n\tmso-para-margin-top:0cm;\n\tmso-para-margin-right:0cm;\n\tmso-para-margin-bottom:10.0pt;\n\tmso-para-margin-left:0cm;\n\tline-height:115%;\n\tmso-pagination:widow-orphan;\n\tfont-size:11.0pt;\n\tfont-family:\"Calibri\",\"sans-serif\";\n\tmso-ascii-font-family:Calibri;\n\tmso-ascii-theme-font:minor-latin;\n\tmso-fareast-font-family:\"Times New Roman\";\n\tmso-fareast-theme-font:minor-fareast;\n\tmso-hansi-font-family:Calibri;\n\tmso-hansi-theme-font:minor-latin;}\n<\/style>\n\n<![endif]--><\/p>\n<p class=\"MsoNormal\"><a href=\"http:\/\/servicioinformativodelaconstruccion.com\/wp-content\/uploads\/2014\/03\/cuc.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-12682 alignleft\" alt=\"cuc\" src=\"http:\/\/servicioinformativodelaconstruccion.com\/wp-content\/uploads\/2014\/03\/cuc-500x250.jpg\" width=\"500\" height=\"250\" \/><\/a><\/p>\n<p class=\"MsoNormal\">Mediante un proceso dise\u00f1ado por cient\u00edficos locales y suizos, Cuba iniciar\u00e1 este mes la producci\u00f3n de \u201ccemento ecol\u00f3gico\u201d. Para el mismo se utilizar\u00e1 piedra caliza sin quemar para reducir en 32% las emisiones de gases de efecto invernadero, inform\u00f3 el diario Granma.<\/p>\n<p class=\"MsoNormal\">Con esta nueva t\u00e9cnica, \u201cnuestro pa\u00eds estar\u00e1 en condiciones de producir cemento industrial con muy bajo contenido de cl\u00ednker\u201d \u2013producto granulado obtenido por calcinaci\u00f3n de caliza y arcilla, y utilizado para fabricar cemento\u2013, dijo el diario.<\/p>\n<p class=\"MsoNormal\">El proceso \u201cse basa en la sustituci\u00f3n de hasta un 60% del cl\u00ednker utilizado en las elaboraciones actuales, por una mezcla del material conocido como metakaol\u00edn y piedra caliza, esta \u00faltima sin quemar, hecho que evitar\u00eda la emisi\u00f3n de toneladas de di\u00f3xido de carbono a la atm\u00f3sfera\u201d, agreg\u00f3.<\/p>\n<p class=\"MsoNormal\">Esta nueva t\u00e9cnica de producci\u00f3n verde comenzar\u00e1 a ser empleada en abril en la f\u00e1brica de cemento Siguaney, de la provincia de Sancti Sp\u00edritus (centro de la isla caribe\u00f1a), y posteriormente en India, dijo el diario.<\/p>\n<p class=\"MsoNormal\">\u201cPor cada tonelada de cemento producida, se genera aproximadamente una de di\u00f3xido de carbono, un importante gas de efecto invernadero, de ah\u00ed la trascendencia de la concreci\u00f3n de la mencionada innovaci\u00f3n, capaz de reducir en un 32% las emisiones de CO2 (\u2026), adem\u00e1s de disminuir el costo de energ\u00eda en un 29%\u201d respecto a otros cementos, explic\u00f3 el cient\u00edfico cubano Jos\u00e9 Fernando Martirena.<\/p>\n<p class=\"MsoNormal\">El proceso fue dise\u00f1ado por investigadores de la Universidad Polit\u00e9cnica de Lausana (Suiza) y del Centro de Investigaciones y Desarrollo de Estructuras y Materiales (CIDEM) de la Universidad Central Marta Abreu de Las Villas (Cuba).<\/p>\n<p class=\"MsoNormal\">\u201cEl cemento ecol\u00f3gico resulta de gran utilidad en aplicaciones que no lleven refuerzo, es decir, en la producci\u00f3n de bloques de hormig\u00f3n, tejas de techo, y en general en todos los trabajos de terminaci\u00f3n\u201d y tambi\u00e9n es \u201cmuy \u00fatil a la industria petrolera por sus propiedades refractarias\u201d, dijo Martirena, quien es el director del CIDEM.<\/p>\n<p class=\"MsoNormal\">Con esta innovaci\u00f3n, Cuba ser\u00e1 \u201cpionera en la producci\u00f3n de cemento ecol\u00f3gico\u201d, afirm\u00f3 Granma, sin dar detalles de las metas de producci\u00f3n.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Mediante un proceso dise\u00f1ado por cient\u00edficos locales y suizos, Cuba iniciar\u00e1 este mes la producci\u00f3n de \u201ccemento ecol\u00f3gico\u201d. Para el mismo se utilizar\u00e1 piedra caliza sin quemar para reducir en 32% las emisiones de gases de efecto invernadero, inform\u00f3 el diario Granma. Con esta nueva t\u00e9cnica, \u201cnuestro pa\u00eds estar\u00e1 en condiciones de producir cemento industrial [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":12682,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","_joinchat":[],"footnotes":""},"categories":[2],"tags":[1766],"class_list":["post-12681","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bioarquitectura","tag-cemento-ecologico","et-has-post-format-content","et_post_format-et-post-format-standard"],"_links":{"self":[{"href":"https:\/\/sicdigital.com.ar\/sic\/wp-json\/wp\/v2\/posts\/12681","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sicdigital.com.ar\/sic\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sicdigital.com.ar\/sic\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sicdigital.com.ar\/sic\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sicdigital.com.ar\/sic\/wp-json\/wp\/v2\/comments?post=12681"}],"version-history":[{"count":0,"href":"https:\/\/sicdigital.com.ar\/sic\/wp-json\/wp\/v2\/posts\/12681\/revisions"}],"wp:attachment":[{"href":"https:\/\/sicdigital.com.ar\/sic\/wp-json\/wp\/v2\/media?parent=12681"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sicdigital.com.ar\/sic\/wp-json\/wp\/v2\/categories?post=12681"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sicdigital.com.ar\/sic\/wp-json\/wp\/v2\/tags?post=12681"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}