{"id":607301,"date":"2026-01-12T14:35:23","date_gmt":"2026-01-12T14:35:23","guid":{"rendered":"https:\/\/www.metaflotech.com\/?p=607301"},"modified":"2026-01-12T19:08:58","modified_gmt":"2026-01-12T19:08:58","slug":"aplicativo-remtech-no-uso-da-mineracao-de-biopolimero-para-o-tratamento-de-efluentes-de-drenagem-acida-de-pilhas-de-rejeitos","status":"publish","type":"post","link":"https:\/\/www.metaflotech.com\/pt\/remtech-application-in-mining-use-of-biopolymer-for-the-treatment-of-acid-drainage-effluent-from-tailings-piles\/","title":{"rendered":"Aplica\u00e7\u00e3o do RemTech na minera\u00e7\u00e3o: Uso do biopolimero para tratamento de efluente da drenagem \u00e1cida de pilha de rejeito"},"content":{"rendered":"<p>No tratamento convencional de efluentes provenientes da minera\u00e7\u00e3o a cal \u00e9 muito utilizada como alcalinizante e em conjunto a ela tamb\u00e9m s\u00e3o utilizados outros reagentes qu\u00edmicos como coagulantes e floculantes, com objetivo de precipitar os metais pesados e atender os par\u00e2metros estabelecidos pela legisla\u00e7\u00e3o.<\/p>\n<p>O RemTech, por se tratar de um biopol\u00edmero alcalinizante e ao mesmo tempo oxidante, tem o poder de elevar o PH dos efluentes e tamb\u00e9m realizar rea\u00e7\u00f5es de oxi-redu\u00e7\u00e3o com metais que est\u00e3o presentes no mesmo, ajudando no tratamento eficiente, de forma a atender os par\u00e2metros estabelecidos pela legisla\u00e7\u00e3o, substituindo por completo a cal e possibilitando a redu\u00e7\u00e3o de demais reagentes utilizados no processo. Outra vantagem de destaque para o uso de RemTech neste tipo de aplica\u00e7\u00e3o seria a redu\u00e7\u00e3o no volume de lodo gerado ao final da precipita\u00e7\u00e3o, comparado a cal, sendo poss\u00edvel reduzir at\u00e9 33% do volume final de lodo.<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-167765\" src=\"https:\/\/www.metaflotech.com\/wp-content\/uploads\/2025\/07\/Logo.svg\" alt=\"\" width=\"500\" height=\"500\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>Abaixo, segue um estudo de caso de tratamento de um efluente de minera\u00e7\u00e3o de ouro com RemTech:<\/p>\n<p>&nbsp;<\/p>\n<table style=\"width: 100%; height: auto; border: 1px solid #f3f3f3;\">\n<tbody>\n<tr style=\"height: 80px; background: #f3f3f3; border: 1px solid #f3f3f3;\">\n<td style=\"height: 80px; text-align: center;\"><strong>Par\u00e2metro<\/strong><\/td>\n<td style=\"height: 80px; text-align: center;\"><strong>\u00c1gua de pilha<\/strong><\/td>\n<td style=\"height: 80px; text-align: center;\"><strong>Tratado <\/strong><br \/>\n<strong>FQ pH7<\/strong><\/td>\n<td style=\"height: 80px; text-align: center;\"><strong>Tratado <\/strong><br \/>\n<strong>FQ pH8<\/strong><\/td>\n<td style=\"height: 80px; text-align: center;\"><strong>Tratado <\/strong><br \/>\n<strong>FQ pH9<\/strong><\/td>\n<td style=\"height: 80px; text-align: center;\"><strong>Tratado <\/strong><br \/>\n<strong>FQ pH10<\/strong><\/td>\n<td style=\"height: 80px; text-align: center;\"><strong>Limites <\/strong><br \/>\n<strong>COPAM-08\/22<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 56px; border: 1px solid #f3f3f3;\">\n<td style=\"height: 56px; width: 91px; background: #f3f3f3; text-align: center;\"><strong>as<\/strong><\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">10,70<\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">0,05<\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">0,06<\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">0,01<\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">0,01<\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">0,20<\/td>\n<\/tr>\n<tr style=\"height: 56px; border: 1px solid #f3f3f3;\">\n<td style=\"height: 56px; width: 91px; background: #f3f3f3; text-align: center;\"><strong>Cobre<\/strong><\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">0,00<\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">0,10<\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">0,00<\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">0,00<\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">0,01<\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">1,0<\/td>\n<\/tr>\n<tr style=\"height: 56px; border: 1px solid #f3f3f3;\">\n<td style=\"height: 56px; width: 91px; background: #f3f3f3; text-align: center;\"><strong>Fevereiro<\/strong><\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">144,90<\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">2,50<\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">0,85<\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">0,14<\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">0,30<\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">15,0<\/td>\n<\/tr>\n<tr style=\"height: 56px; border: 1px solid #f3f3f3;\">\n<td style=\"height: 56px; width: 91px; background: #f3f3f3; text-align: center;\"><strong>Ni<\/strong><\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">4,70<\/td>\n<td style=\"height: 56px; width: 91px; background: #FFEA00; text-align: center;\">3,20<\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">0,73<\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">1,00<\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">0,05<\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">1,0<\/td>\n<\/tr>\n<tr style=\"height: 56px; border: 1px solid #f3f3f3;\">\n<td style=\"height: 56px; width: 91px; background: #f3f3f3; text-align: center;\"><strong>DQO<\/strong><\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">1.853,0<\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">65,0<\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">66,0<\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">67,8<\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">66,8<\/td>\n<td style=\"height: 56px; width: 91px; text-align: center;\">180,0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center;\"><strong><em>Imagem 01: Fotos comparativas do tratamento do efluente com cal (proveta da esquerda) e do tratamento do efluente com RemTech (proveta da direita).<\/em><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-607391\" src=\"https:\/\/www.metaflotech.com\/wp-content\/uploads\/2026\/01\/RemTech-treatment-1.webp\" alt=\"Tratamento RemTech 1\" width=\"706\" height=\"250\" srcset=\"https:\/\/www.metaflotech.com\/wp-content\/uploads\/2026\/01\/RemTech-treatment-1.webp 1412w, https:\/\/www.metaflotech.com\/wp-content\/uploads\/2026\/01\/RemTech-treatment-1-300x106.webp 300w, https:\/\/www.metaflotech.com\/wp-content\/uploads\/2026\/01\/RemTech-treatment-1-1024x363.webp 1024w, https:\/\/www.metaflotech.com\/wp-content\/uploads\/2026\/01\/RemTech-treatment-1-768x272.webp 768w, https:\/\/www.metaflotech.com\/wp-content\/uploads\/2026\/01\/RemTech-treatment-1-18x6.webp 18w\" sizes=\"auto, (max-width: 706px) 100vw, 706px\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-607392\" src=\"https:\/\/www.metaflotech.com\/wp-content\/uploads\/2026\/01\/RemTech-treatment-2.webp\" alt=\"Tratamento RemTech 2\" width=\"429\" height=\"250\" srcset=\"https:\/\/www.metaflotech.com\/wp-content\/uploads\/2026\/01\/RemTech-treatment-2.webp 857w, https:\/\/www.metaflotech.com\/wp-content\/uploads\/2026\/01\/RemTech-treatment-2-300x175.webp 300w, https:\/\/www.metaflotech.com\/wp-content\/uploads\/2026\/01\/RemTech-treatment-2-768x448.webp 768w\" sizes=\"auto, (max-width: 429px) 100vw, 429px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>Analisando as fotos acima \u00e9 poss\u00edvel observar que a velocidade de decanta\u00e7\u00e3o dos s\u00f3lidos suspensos \u00e9 maior na presen\u00e7a do RemTech, al\u00e9m da redu\u00e7\u00e3o do volume de lodo formado ao final.<\/p>\n<p>A respeito do comparativo em rela\u00e7\u00e3o as dosagens de alcanilizantes ( calx ExtracTech), \u00e9 poss\u00edvel ter uma redu\u00e7\u00e3o de at\u00e9 20x na dosagem quando se utiliza o RemTech. Abaixo segue um gr\u00e1fico comparativo da dosagem de alcalinizante X pH.<\/p>\n<p>\u00c9 poss\u00edvel observar que,para atingir um pH de 8,0 por exemplo,\u00e9 necess\u00e1ria uma dosagem pr\u00f3xima a 0,03 Kg\/m3 de RemTech versus 0,15 Kg\/m3 de cal, ou seja, uma dosagem 5 vezes menor utilizando o RemTech de forma a atingir o mesmo pH.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-607390\" src=\"https:\/\/www.metaflotech.com\/wp-content\/uploads\/2026\/01\/CaOH-vs-RemTech-1024x595.webp\" alt=\"CaOH contra RemTech\" width=\"688\" height=\"400\" srcset=\"https:\/\/www.metaflotech.com\/wp-content\/uploads\/2026\/01\/CaOH-vs-RemTech-1024x595.webp 1024w, https:\/\/www.metaflotech.com\/wp-content\/uploads\/2026\/01\/CaOH-vs-RemTech-300x174.webp 300w, https:\/\/www.metaflotech.com\/wp-content\/uploads\/2026\/01\/CaOH-vs-RemTech-768x446.webp 768w, https:\/\/www.metaflotech.com\/wp-content\/uploads\/2026\/01\/CaOH-vs-RemTech-1536x893.webp 1536w, https:\/\/www.metaflotech.com\/wp-content\/uploads\/2026\/01\/CaOH-vs-RemTech-18x10.webp 18w, https:\/\/www.metaflotech.com\/wp-content\/uploads\/2026\/01\/CaOH-vs-RemTech.webp 1571w\" sizes=\"auto, (max-width: 688px) 100vw, 688px\" \/><\/p>\n<p>&nbsp;<\/p>\n<h4 style=\"color: #f36c21\">Autora: <strong>Roberta Carvalho<\/strong><\/h4>","protected":false},"excerpt":{"rendered":"<p>No tratamento convencional de efluentes provenientes da minera\u00e7\u00e3o a cal \u00e9 muito utilizada como alcalinizante e em conjunto a ela tamb\u00e9m s\u00e3o utilizados outros reagentes qu\u00edmicos como coagulantes e floculantes, com objetivo de precipitar os metais pesados e atender os par\u00e2metros estabelecidos pela legisla\u00e7\u00e3o.<\/p>","protected":false},"author":1,"featured_media":607605,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"_joinchat":[],"footnotes":""},"categories":[23],"tags":[143,115,157],"class_list":["post-607301","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-articles","tag-biopolymers","tag-mining","tag-remtech"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>RemTech application in mining: Use of biopolymer for the treatment of acid drainage effluent from tailings piles. | MetaFLO<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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