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Showing result 11 - 15 of 44 essays matching the above criteria.
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11. Influences of palladium ceramics on valuable metal losses to a PbO-SiO2-Sb2O3 based silver smelting slag.
University essay from Luleå tekniska universitet/Industriell miljö- och processteknikAbstract : Silver and palladium can be found in the so called palladium-ceramics which comes from catalyst production. These valuable metals needs to be recovered from these wastes in order to further increase both the environmental and economic sustainability of our society. READ MORE
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12. Implementation of a Value-Based Pricing Model for a Customised Metal Recycling Solution
University essay from KTH/Industriell ekonomi och organisation (Inst.); KTH/Maskinkonstruktion (Inst.)Abstract : As the stainless steel industry continues to grow, so does the environmental impacts generated by the various production processes. Such impacts not only affect the environment but pose great health concerns for humans and other living things. Therefore, it is necessary for all stakeholders to continuously improve their sustainability work. READ MORE
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13. Theoretical and Experimental Characterizationof a Soft Polymer Heat Exchanger forWastewater Heat Recovery
University essay from KTH/EnergiteknikAbstract : Wastewater released from showers, sinks, and washers contains a considerable amount of wasteheat that can be recovered by using a heat exchanger. Conventional metal heat exchangers for wastewater heat recovery have common problems of corrosion, fouling and clogging, which makes it necessary to develop a new type of heat exchanger for such low-grade thermalenergy recovery applications. READ MORE
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14. An investigation of some properties of Shredder Fines and an element analysis of its ash to find new ways of dealing with this waste
University essay from Högskolan i Borås/Akademin för textil, teknik och ekonomiAbstract : Shredder fines are the materials with a particle size of less than 10 mm resulting from the shredding of vehicles and complex metal scrap from industries and municipalities. This waste is currently used as landfill construction material, but Stena Recycling wanted to know whether the bottom ash from the combustion of this waste could be useful to the cement industry, and whether it would be feasible to extract Cu and Zn from this ash. READ MORE
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15. Flotation of Yxsjöberg historical tungsten ore tailings
University essay from Luleå tekniska universitet/Mineralteknik och metallurgiAbstract : Tailings dams, due to their sheer size and metal content, pose safety and environmental hazards. The Småltjarnen repository, which hosts material from the largest known tungsten mineralization in Sweden named the Yxsjöberg deposit, is estimated to contain 2. READ MORE