Sökning: "fluorescent lamp waste"

Hittade 4 avhandlingar innehållade orden fluorescent lamp waste.

  1. 1. Leaching and solvent extraction of rare earth metals from fluorescent lamp waste

    Författare :Cristian Tunsu; Chalmers tekniska högskola; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; rare earth metals; leaching; waste treatment; solvent extraction; Cyanex 923; florescent lamp waste; recycling;

    Sammanfattning : With the rapid advancement of technology, the demand for elements such as rare earth metals (REMs) has increased considerably during the last decade. Many countries are facing problems securing sustainable supplies, a fact acknowledged in many publications. LÄS MER

  2. 2. Hydrometallurgical recovery of rare earth elements from flourescent lamp waste fractions

    Författare :Cristian Tunsu; Chalmers tekniska högskola; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; rare earth elements; recycling; fluorescent lamp waste; solvent extraction; waste treatment; Cyanex 572; leaching; Cyanex 923;

    Sammanfattning : Recovery and reuse of materials is important for a circular economy. In recent years the recovery of critical metals from end-of-life products has received increased attention. Various streams, e.g. LÄS MER

  3. 3. Extended Producer Responsibility for Closing Material Loops: Lessons from energy-efficient lighting products

    Författare :Jessika Luth Richter; Internationella miljöinstitutet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Extended Producer Responsibility; recycling; fluorescent lighting; waste management; Policy Evaluation; LEDs; WEEE Directive;

    Sammanfattning : The transition to a low-carbon economy requires enabling technologies including energy-efficient lighting products. It is increasingly recognized that a sustainable economy is not only low-carbon and energy efficient, but also resource efficient. LÄS MER

  4. 4. Process Development for Extraction and Separation of In and Y from Discarded Flat Panel Displays

    Författare :Jiaxu Yang; Chalmers tekniska högskola; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; LCD; Indium; Recycling; Cyanex 923; Leaching; DEHPA; Solvent Extraction; Yttrium;

    Sammanfattning : From the time of their invention in the 1970s, flat panel displays (FPDs) have slowly become the most used type of displays in televisions, computers, and cell phones. A major subgroup of FPDs is lLiquid crystal displays (LCDs). LÄS MER