{"id":3414,"date":"2019-03-09T11:11:34","date_gmt":"2019-03-09T11:11:34","guid":{"rendered":"http:\/\/35.228.131.44\/%d0%bb%d0%b0%d0%b1%d0%be%d1%80%d0%b0%d1%82%d0%be%d1%80%d0%b8%d1%8f-%d1%81%d0%bf%d0%b5%d1%86%d0%bc%d0%b5%d1%82%d0%be%d0%b4%d0%be%d0%b2-%d0%b3%d0%b8%d0%b4%d1%80%d0%be%d0%bc%d0%b5%d1%82%d0%b0%d0%bb%d0%bb\/"},"modified":"2025-01-19T21:00:44","modified_gmt":"2025-01-19T21:00:44","slug":"laboratory-of-special-methods-of-hydrometallurgy","status":"publish","type":"post","link":"https:\/\/imio.kz\/en\/laboratory-of-special-methods-of-hydrometallurgy\/","title":{"rendered":"B.B. Beisembayev Laboratory of Special Methods of Hydrometallurgy"},"content":{"rendered":"\n<h4 class=\"theme color\">Main achievements:<\/h4>\n<ul>\n<li>A staged heap leaching method for gold was implemented at Vasilkov Ore Mining and Processing Industrial Complex. An additional 3.5 tons of gold were produced with the use of the created industrial unit with a capacity of 1 million tons per year;<\/li>\n<li>A bacterial and chemical method for neutralization of waste dumps and wastewater from cyanides and arsenic was developed and implemented for the first time;<\/li>\n<li>A technology for copper extraction from copper-bearing raw materials by leaching dumps was developed in relation to the Sayak deposit; a SX-EW technology pilot plant was launched at the Sayak deposit, with the production of a finished product &#8211; cathode copper with 99.99% purity (LME &#8211; London Metal Exchange);<\/li>\n<li>A technology was developed to purify technological solutions of copper hydrometallurgical production from excess iron impurities at the Kounrad deposit;<\/li>\n<li>Comprehensive studies of copper ore from the Kepcham deposit were conducted in the most effective areas of copper extraction by hydrometallurgical methods, as well as with preliminary ore beneficiation;<\/li>\n<li>The processing plant in the Akzhal lead-zinc deposit was monitored. The technological chain for the production of lead and zinc concentrates was audited;<\/li>\n<li>The possibilities of beneficiation of off-balance areas in the Akzhal deposit were studied;<\/li>\n<li>Pilot tests of the technology intended to obtain technical zirconium dioxide from uranium industrial products were conducted;<\/li>\n<li>Methods for modifying natural minerals (zeolite and shungite) were developed in order to obtain modified sorbents for the extraction of radionuclides from liquid radioactive waste (LRW);<\/li>\n<li>A technology for processing zinc production waste with preliminary exposure to high-frequency radiation and ultrasonic waves was developed.<\/li>\n<\/ul>\n\n<h4 class=\"themecolor\">Main areas of research:<\/h4>\n<ul>\n<li>Development of physical and chemical regularities of the chemical and biochemical leaching processes for refractory mineral and man-made raw materials with the extraction of non-ferrous, precious and rare metals. Particular emphasis is placed on the use of surfactants and oxidants of a new generation, combining known ingredients, but in previously unstudied compositions, as well as on the study of the action mechanism of active supplements in the bioleaching process;<\/li>\n<li>Development of technologies for the integrated processing of mineral and man-made raw materials, including successive stages from beneficiation to obtaining final products of non-ferrous, precious and rare metals;<\/li>\n<li>Development of an effective method intended to neutralize the liquid phase of tailings of hydrometallurgical production by biochemical and chemical methods;<\/li>\n<li>Study of the behavior of impurity elements in the process of leaching copper-nickel ores in order to minimize their impact.<\/li>\n<\/ul>\n\n<h4 class=\"themecolor\">Scientific and technical developments proposed for implementation:<\/h4>\n<ul>\n<li>Technology for the production of technical zirconium dioxide from uranium production middlings;<\/li>\n<li>Technologies for processing low-grade copper-bearing ores by heap and dump leaching methods;<\/li>\n<li>Technology for extraction of gold from gold-bearing ores and man-made raw materials of production;<\/li>\n<li>Method intended to neutralize wastewater from cyanide and arsenic at the gold recovery plant of Altyntau Kokshetau JSC;<\/li>\n<li>Development of technologies for associated extraction of valuable components from uranium-containing raw materials and man-made waste;<\/li>\n<li>Development of technologies for complex processing of mineral and man-made raw materials containing non-ferrous, precious and rare metals.<\/li>\n<\/ul>\n\n<h4 class=\"themecolor\">Laboratory staff:<\/h4>\n<p>15 employees, 1 D.Sc. in Engineering Sciences, Professor, 4 Ph.D. in Engineering Sciences, 5 Masters in Metallurgy specialty, 1 Researcher, 1 Leading Engineer, 3 Lab Assistants.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Main achievements: A staged heap leaching method for gold was implemented at Vasilkov Ore Mining<span class=\"excerpt-hellip\"> [\u2026]<\/span><\/p>\n","protected":false},"author":1,"featured_media":3136,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[30],"tags":[],"_links":{"self":[{"href":"https:\/\/imio.kz\/en\/wp-json\/wp\/v2\/posts\/3414\/"}],"collection":[{"href":"https:\/\/imio.kz\/en\/wp-json\/wp\/v2\/posts\/"}],"about":[{"href":"https:\/\/imio.kz\/en\/wp-json\/wp\/v2\/types\/post\/"}],"author":[{"embeddable":true,"href":"https:\/\/imio.kz\/en\/wp-json\/wp\/v2\/users\/1\/"}],"replies":[{"embeddable":true,"href":"https:\/\/imio.kz\/en\/wp-json\/wp\/v2\/comments\/?post=3414"}],"version-history":[{"count":0,"href":"https:\/\/imio.kz\/en\/wp-json\/wp\/v2\/posts\/3414\/revisions\/"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/imio.kz\/en\/wp-json\/wp\/v2\/media\/3136\/"}],"wp:attachment":[{"href":"https:\/\/imio.kz\/en\/wp-json\/wp\/v2\/media\/?parent=3414"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/imio.kz\/en\/wp-json\/wp\/v2\/categories\/?post=3414"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/imio.kz\/en\/wp-json\/wp\/v2\/tags\/?post=3414"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}