{"id":19654,"date":"2016-06-29T13:00:08","date_gmt":"2016-06-29T11:00:08","guid":{"rendered":"https:\/\/www.gold.fr\/news\/?p=19654"},"modified":"2018-04-13T10:46:53","modified_gmt":"2018-04-13T08:46:53","slug":"une-methode-ecologique-pour-extraire-les-metaux-precieux-des-appareils-mobiles","status":"publish","type":"post","link":"https:\/\/www.gold.fr\/news\/2016\/06\/29\/une-methode-ecologique-pour-extraire-les-metaux-precieux-des-appareils-mobiles\/","title":{"rendered":"Une m\u00e9thode \u00e9cologique pour extraire les m\u00e9taux pr\u00e9cieux des appareils mobiles"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"alignleft wp-image-2912 size-thumbnail\" title=\"Une m\u00e9thode \u00e9cologique pour extraire les m\u00e9taux pr\u00e9cieux des appareils mobiles\" src=\"https:\/\/www.gold.fr\/news\/wp-content\/uploads\/2011\/10\/pi\u00e8ces-or-150x150.jpg\" alt=\"Une m\u00e9thode \u00e9cologique pour extraire les m\u00e9taux pr\u00e9cieux des appareils mobiles\" width=\"150\" height=\"150\" \/><span style=\"font-size: small;\">Il s&rsquo;agit d&rsquo;une belle d\u00e9couverte scientifique que des chercheurs fran\u00e7ais du <strong>CNRS<\/strong> d&rsquo;Orl\u00e9ans ont r\u00e9cemment pr\u00e9sent\u00e9e. La technique permet de r\u00e9cup\u00e9rer toutes sortes de m\u00e9taux pr\u00e9cieux <em>(notamment l&rsquo;<a class=\"esk-seo-plu-link\" href=\"https:\/\/www.gold.fr\/news\/tags\/or\">or<\/a>, l&rsquo;<a class=\"esk-seo-plu-link\" href=\"https:\/\/www.gold.fr\/news\/tags\/argent\">argent<\/a>, le cuivre)<\/em> des composantes d&rsquo;ordinateurs, smartphones et autres appareils mobiles hors d&rsquo;usage, en utilisant l&rsquo;eau \u00e0 tr\u00e8s haute temp\u00e9rature. La m\u00e9thode est r\u00e9volutionnaire en raison de son aspect \u00e9cologique qui rompt avec les proc\u00e9d\u00e9s chimiques <em>(qui engendrent g\u00e9n\u00e9ralement l&rsquo;\u00e9manation de gaz toxiques)<\/em> jusque l\u00e0 utilis\u00e9s.<\/span> <span style=\"font-size: small;\">La technique de recyclage passe par une proc\u00e9dure apparemment simple ; chauffer de l&rsquo;eau \u00e0 <strong>500\u00b0C<\/strong> et la pressuriser \u00e0 plus de <strong>250 bars<\/strong>. <\/span><\/p>\n<p><span style=\"font-size: small;\">L&rsquo;\u00e9quipe de scientifique affirme que \u00ab <em>dans cet \u00e9tat chimique appel\u00e9 \u2018supercritique&rsquo;, elle (l&rsquo;eau) devient 1.000 fois plus oxydante et corrosive que dans son \u00e9tat liquide<\/em> \u00bb. La haute concentration acide de l&rsquo;eau ainsi obtenue d\u00e9truit la r\u00e9sine polym\u00e8re et la fibre de verre dont sont faites les cartes contenant les m\u00e9taux pr\u00e9cieux. Les m\u00e9taux r\u00e9cup\u00e9r\u00e9s gr\u00e2ce \u00e0 ce proc\u00e9d\u00e9 <em>(d\u00e9j\u00e0 adopt\u00e9 dans le retraitement des d\u00e9chets nucl\u00e9aires)<\/em>, sont ainsi r\u00e9-utilis\u00e9s dans l&rsquo;industrie \u00e9lectronique.<\/span><\/p>\n<p><span style=\"font-size: small;\">Les chercheurs ont annonc\u00e9 qu&rsquo;un projet pilote qui \u00ab <em>permettrait d&rsquo;\u00e9conomiser de l&rsquo;<a class=\"esk-seo-plu-link\" href=\"https:\/\/www.gold.fr\/news\/tags\/argent\">argent<\/a> et de compenser le co\u00fbt encore \u00e9lev\u00e9 de la technologie<\/em> \u00bb est d\u00e9j\u00e0 \u00ab <em>en cours de mise \u00e0 l&rsquo;\u00e9chelle industrielle<\/em> \u00bb.<\/span><\/p>\n<!-- AddThis Advanced Settings generic via filter on the_content --><!-- AddThis Share Buttons generic via filter on the_content -->","protected":false},"excerpt":{"rendered":"<p>Il s&rsquo;agit d&rsquo;une belle d\u00e9couverte scientifique que des chercheurs fran\u00e7ais du CNRS d&rsquo;Orl\u00e9ans ont r\u00e9cemment pr\u00e9sent\u00e9e. La technique permet de r\u00e9cup\u00e9rer toutes sortes de m\u00e9taux pr\u00e9cieux (notamment l&rsquo;or, l&rsquo;argent, le cuivre) des composantes d&rsquo;ordinateurs, smartphones et [&hellip;]<\/p>\n","protected":false},"author":18,"featured_media":2912,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mbp_gutenberg_autopost":false,"_pgmb_is_evergreen":false,"_pgmb_ap_template_id":0,"footnotes":""},"categories":[6],"tags":[2319,2318,2320,2321],"ppma_author":[2565],"class_list":["post-19654","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-articles-de-presse","tag-appareils-mobiles","tag-cnrs","tag-metaux","tag-methode-ecologique"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Une m\u00e9thode \u00e9cologique pour extraire les m\u00e9taux pr\u00e9cieux des appareils mobiles - Gold.fr<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.gold.fr\/news\/2016\/06\/29\/une-methode-ecologique-pour-extraire-les-metaux-precieux-des-appareils-mobiles\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Une m\u00e9thode \u00e9cologique pour extraire les m\u00e9taux pr\u00e9cieux des appareils mobiles - Gold.fr\" \/>\n<meta property=\"og:description\" content=\"Il s&rsquo;agit d&rsquo;une belle d\u00e9couverte scientifique que des chercheurs fran\u00e7ais du CNRS d&rsquo;Orl\u00e9ans ont r\u00e9cemment pr\u00e9sent\u00e9e. La technique permet de r\u00e9cup\u00e9rer toutes sortes de m\u00e9taux pr\u00e9cieux (notamment l&rsquo;or, l&rsquo;argent, le cuivre) des composantes d&rsquo;ordinateurs, smartphones et [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.gold.fr\/news\/2016\/06\/29\/une-methode-ecologique-pour-extraire-les-metaux-precieux-des-appareils-mobiles\/\" \/>\n<meta property=\"og:site_name\" content=\"Gold.fr\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/Goldfr\/\" \/>\n<meta property=\"article:published_time\" content=\"2016-06-29T11:00:08+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2018-04-13T08:46:53+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.gold.fr\/news\/wp-content\/uploads\/2011\/10\/pi\u00e8ces-or.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"600\" \/>\n\t<meta property=\"og:image:height\" content=\"398\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Comptoir National de l&#039;Or\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Comptoir National de l&#039;Or\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.gold.fr\\\/news\\\/2016\\\/06\\\/29\\\/une-methode-ecologique-pour-extraire-les-metaux-precieux-des-appareils-mobiles\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.gold.fr\\\/news\\\/2016\\\/06\\\/29\\\/une-methode-ecologique-pour-extraire-les-metaux-precieux-des-appareils-mobiles\\\/\"},\"author\":{\"name\":\"Comptoir National de l'Or\",\"@id\":\"https:\\\/\\\/www.gold.fr\\\/news\\\/#\\\/schema\\\/person\\\/070491b4b4fb7671bf59b3be20302ce9\"},\"headline\":\"Une m\u00e9thode \u00e9cologique pour extraire les m\u00e9taux pr\u00e9cieux des appareils mobiles\",\"datePublished\":\"2016-06-29T11:00:08+00:00\",\"dateModified\":\"2018-04-13T08:46:53+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.gold.fr\\\/news\\\/2016\\\/06\\\/29\\\/une-methode-ecologique-pour-extraire-les-metaux-precieux-des-appareils-mobiles\\\/\"},\"wordCount\":263,\"commentCount\":0,\"image\":{\"@id\":\"https:\\\/\\\/www.gold.fr\\\/news\\\/2016\\\/06\\\/29\\\/une-methode-ecologique-pour-extraire-les-metaux-precieux-des-appareils-mobiles\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.gold.fr\\\/news\\\/wp-content\\\/uploads\\\/2011\\\/10\\\/pi\u00e8ces-or.jpg\",\"keywords\":[\"appareils mobiles\",\"CNRS\",\"m\u00e9taux\",\"m\u00e9thode \u00e9cologique\"],\"articleSection\":[\"Articles de presse\"],\"inLanguage\":\"fr-FR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.gold.fr\\\/news\\\/2016\\\/06\\\/29\\\/une-methode-ecologique-pour-extraire-les-metaux-precieux-des-appareils-mobiles\\\/\",\"url\":\"https:\\\/\\\/www.gold.fr\\\/news\\\/2016\\\/06\\\/29\\\/une-methode-ecologique-pour-extraire-les-metaux-precieux-des-appareils-mobiles\\\/\",\"name\":\"Une m\u00e9thode \u00e9cologique pour extraire les m\u00e9taux pr\u00e9cieux des appareils mobiles - 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Pour tous vos achat or et argent, n'h\u00e9sitez pas \u00e0 prendre rendez-vous dans l'un de nos nombreux comptoirs.\",\"sameAs\":[\"https:\\\/\\\/www.gold.fr\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Une m\u00e9thode \u00e9cologique pour extraire les m\u00e9taux pr\u00e9cieux des appareils mobiles - Gold.fr","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.gold.fr\/news\/2016\/06\/29\/une-methode-ecologique-pour-extraire-les-metaux-precieux-des-appareils-mobiles\/","og_locale":"fr_FR","og_type":"article","og_title":"Une m\u00e9thode \u00e9cologique pour extraire les m\u00e9taux pr\u00e9cieux des appareils mobiles - Gold.fr","og_description":"Il s&rsquo;agit d&rsquo;une belle d\u00e9couverte scientifique que des chercheurs fran\u00e7ais du CNRS d&rsquo;Orl\u00e9ans ont r\u00e9cemment pr\u00e9sent\u00e9e. 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