{"id":2500,"date":"2018-04-11T11:03:49","date_gmt":"2018-04-11T03:03:49","guid":{"rendered":"http:\/\/www.jxscmachine.com\/?p=2500"},"modified":"2023-09-07T11:49:51","modified_gmt":"2023-09-07T03:49:51","slug":"lexploitation-de-lor-placerien","status":"publish","type":"post","link":"https:\/\/www.jxscmachine.com\/fr\/ore-project-epc\/placer-gold-mining\/","title":{"rendered":"Exploitation de l'or plac\u00e9rien"},"content":{"rendered":"<p><strong>Exploitation de l'or plac\u00e9rien<\/strong> se r\u00e9f\u00e8re principalement \u00e0 l'exploitation mini\u00e8re \u00e0 partir de la surface de la terre, d'une rivi\u00e8re ou d'un souterrain. Il existe diff\u00e9rents types de mati\u00e8res premi\u00e8res aurif\u00e8res : l'or alluvial, l'or plac\u00e9rien, l'or sableux, l'or de rivi\u00e8re, les r\u00e9sidus aurif\u00e8res, etc. L'\u00e9quipement d'extraction de l'or plac\u00e9rien comprend l'alimentation, le lavage, le tamisage, la s\u00e9paration grossi\u00e8re, la concentration finale et le raffinage. La densit\u00e9 de l'or \u00e9tant beaucoup plus \u00e9lev\u00e9e que celle des autres min\u00e9raux, on utilise principalement la s\u00e9paration par gravit\u00e9.<\/p>","protected":false},"excerpt":{"rendered":"<p>Le minerai d'or alluvial est principalement extrait de la surface du sol, d'une rivi\u00e8re ou d'un souterrain. Il existe diff\u00e9rents types de mati\u00e8res premi\u00e8res aurif\u00e8res : l'or alluvial, l'or d'infiltration, l'or de sable, l'or de rivi\u00e8re, les r\u00e9sidus aurif\u00e8res, etc. Le processus principal comprend : l'alimentation, le lavage, le tamisage, la s\u00e9paration grossi\u00e8re, la concentration finale et le raffinage. La densit\u00e9 de l'or \u00e9tant beaucoup plus \u00e9lev\u00e9e que celle des autres min\u00e9raux, on utilise principalement la s\u00e9paration par gravit\u00e9.<\/p>","protected":false},"author":1,"featured_media":4190,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"ngg_post_thumbnail":0,"footnotes":""},"categories":[43],"tags":[],"class_list":["post-2500","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ore-project-epc"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Placer Gold Mining | Equipment &amp; Flowsheet - JXSC Machine<\/title>\n<meta name=\"description\" content=\"How to do placer gold mining, what&#039;s the gold processing flow and what machine used? 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