Essays about: "secondary raw material"

Showing result 1 - 5 of 28 essays containing the words secondary raw material.

  1. 1. In-Situ Gold Resource Estimation Using Satellite Remote Sensing and Machine Learning in Defunct Tailing Storage Facilities (South Africa)

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Shenelle Agard; [2023]
    Keywords : tailings storage facility; critical raw materials; machine learning; mine valorisation;

    Abstract : The mining industry generates billions of tonnes of waste annually, which is often stored in tailings storage facilities (TSF). This waste is generated from the extraction of ore from surface or underground mines, as well as from metallurgical processing and low-grade stockpiles. READ MORE

  3. 2. Critical elements scavenged by secondary gypsum and HFO : Determined by sequential extraction combined with mineralogical studies

    University essay from Luleå tekniska universitet/Geovetenskap och miljöteknik

    Author : Emma Flodin; [2022]
    Keywords : Geochemistry; gypsum; HFO; adsorption; scavenged; critical elements; beryllium; Yxsjöberg; mine waste; Sequential extraction; XRD; SEM-EDS;

    Abstract : The demand for metals is great for the purpose of developing green technologies, and EU has listed 30 metals and minerals that are of critical importance for the maintenance and evolving of today’s society, so called critical materials. However, mining of raw materials generates mine waste which can have adverse effect on human health, ecosystems, and surrounding areas. READ MORE

  4. 3. Adoption of Additive Manufacturing in the Medical Industry within Sweden : Stakeholder analysis in the process of adoption of AM in the medical industry and their influence on each other

    University essay from Uppsala universitet/Institutionen för samhällsbyggnad och industriell teknik

    Author : Sairaj Parasa; Mohammed Abujan Rehman Basha; [2021]
    Keywords : Additive manufacturing; stakeholders’; stakeholder analysis; adoption of new technology; medical industry.;

    Abstract : Additive manufacturing (AM) is a printing technology which can produce 3-dimensional solid object by adding layers of material from 3D model data. AM has numerous benefits and can bring a new industrial revolution. To have a smooth transition in the technology, organizations must consider involved stakeholders’ interests. READ MORE

  5. 4. Sustainability of Construction and Demolition Waste : A Closed-loop Supply Chain for Flat Glass

    University essay from Linnéuniversitetet/Institutionen för ekonomistyrning och logistik (ELO)

    Author : Thor Lobekk Dahl; Yichang Lu; Sidney Carina Thill; [2021]
    Keywords : Closed-loop Supply Chain; Circular Economy; Flat Glass; Construction and Demolition Waste; Secondary Material; Costs;

    Abstract : Purpose: This thesis’ purpose is to identify a CLSC model of flat glass, including actors,waste sources, and what can be done with recycled flat glass. In addition, this researchaims to propose a cost structure of a flat glass CLSC. READ MORE

  6. 5. Circular economy strategy for mineral wool wastes : potential secondary raw material for Alkali Activated Materials (AAMs)

    University essay from KTH/Urbana och regionala studier

    Author : Shuning Zhao; [2021]
    Keywords : Circular Economy; Construction and Demolition Waste; Mineral Wool; AAMs; GIS; LCA; Cirkulär Ekonomi; Bygg- och rivningsavfall; mineralull; AAM; GIS; LCA;

    Abstract : By recycling and reusing materials to close the resource cycle and move towards a circular economy, waste can be significantly reduced. At the same time, cities and regions offer opportunities to practice circular economy. READ MORE