Essays about: "Secondary metals"

Showing result 1 - 5 of 23 essays containing the words Secondary metals.

  1. 1. A Petrographic and Paragenetic Characterization of the Ertelien Ni-Cu Deposit (Norway)

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Alena Niarezka; [2023]
    Keywords : Ertelien Ni-Cu deposit; ore geology; enrichment processes; nickel; cobalt; copper; optical microscopy; electron probe micro-analysis; critical metals; Ertelien Ni-Cu fyndighet; malmgeologi; anrikningsprocesser; nickel; kobolt; koppar; optisk mikroskopi; elektronsondsmikroanalys; kritiska metaller;

    Abstract : The escalating demand for metals driven by advancements in renewable energy technologies and hightech products has underscored the significance of understanding and characterizing ore deposits. This study focuses on the Ertelien Ni-Cu deposit in Norway, a region rich in nickel, cobalt, and copper resources—essential components for the transition to a sustainable energy future. READ MORE

  3. 2. 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

  4. 3. Environmental analysis of asynchronous motors : A case study on the rotor and its materials

    University essay from Mälardalens universitet/Innovation och produktrealisering

    Author : Hanna Jansson; Mathilda Englöv; [2023]
    Keywords : Environmental impact; Sustainability; Recycling methods material metals; Circular economy CE; Product development.; Miljöpåverkan; Hållbarhet; Återvinningsmetoder material metaller; Cirkulär ekonomi CE; Produktutveckling;

    Abstract : Material efficiency strategies are of significant importance for the shift towards producing sustainable vehicles and Asynchronous motors (ASM), both for current and new developments. Strategies such as a lightweight design, product lifetime extension, recyclability, and a material selection process based on the three branches of sustainability (ecological, economical, and social). READ MORE

  5. 4. The determinants of secondary copper production : An econometric analysis of European countries

    University essay from Luleå tekniska universitet/Institutionen för ekonomi, teknik, konst och samhälle

    Author : Matilda Öhman; Sanna Persson; [2023]
    Keywords : Copper; Secondary copper; Recycling; Secondary metals; Circular economy;

    Abstract : Copper is a metal that is commonly found in our society's infrastructure, such as cables and wires. In addressing the climate threat, society is facing a major transition towards electrification and digitization, and here copper plays an essential role. READ MORE

  6. 5. A case study of estimating Algal biomass productivity from wastewater treatment facilities in the state of Texas and possible use

    University essay from KTH/Kemiteknik

    Author : Gopi Raju Makkena; [2022]
    Keywords : Microalgae; Rotating Algal Biofilm RAB ; Flash Hydrolysis; Algal biomass; Biofertilizer; Mikroalger; roterande algbiofilm RAB ; flashhydrolys; algbiomassa; biogödsel;

    Abstract : För att hålla vattendragen och miljön rena, renas avloppsvattnet för att nå ett visst mått innan det släpps ut. Vi gjorde en fallstudie för att utvärdera metoderna som används för att behandla avloppsvatten i tre steg: primär, sekundär och tertiär i delstaten Texas, USA. READ MORE