Study on Rare Earths and Their Recycling - Öko-Institut

Study on Rare Earths and Their Recycling - Öko-Institut

Expansion of mining operations and changes to milling and processing operations may require environmental review and additional permitting for these active mining operations In addition to rare earth production from current mining sites it could become …

Environmental Cost of Refineries - MIT

Environmental Cost of Refineries - MIT

Mining refining and recycling of rare earths have serious environmental consequences if not properly managed A particular hazard is mildly radioactive slurry tailings resulting from the common occurrence of thorium and uranium in rare earth element ores 67 Additionally toxic acids are required during the refining process 15

Copper production environmental impact - greenspec co uk

Copper production environmental impact - greenspec co uk

About 17 000 metric tons of rare earth oxides are used in the U S annually in materials such as wind turbines catalysts lighting phosphors electric motors batteries cell phones and many others Mining refining and purification of rare earths are extraordinarily energy and waste intensive and carry a significant environmental burden

Rare Earth Element Metals Recycling Is There Hope After

Rare Earth Element Metals Recycling Is There Hope After

Jul 15 2013· Highlights Less than 1 of rare earths in end-of-life consumer products are being recycled Recycling can help to ensure a supply of the most critical rare earths Valuable waste streams are magnets metal hydride batteries and lamp phosphors Recycling of neodymium avoids overproduction of cerium and lanthanum Recycling and primary mining of rare earths are …

Recycling of rare earths a critical review - ScienceDirect

Recycling of rare earths a critical review - ScienceDirect

6 Potential Human Health and Ecological Risks of Production Processing and Recycling of REEs Since the early 1990s EPA has performed a number of studies to evaluate the environmental risks to human health and the environment from hardrock mining and …

Special Issue Sustainable Development and Recycling of

Special Issue Sustainable Development and Recycling of

Rare Earth Elements REEs are critical components in consumer electronics such as televisions computers cameras and mobile phones as well as high-power magnets fluorescent lamps catalytic converters and metal alloys The difficulty of mining REEs and the Chinese monopoly on the market has generated interest in recycling the metals from used electronic devices as an

6 Potential Human Health and Ecological Risks of

6 Potential Human Health and Ecological Risks of

Rare Earth Elements A Review of Production Processing Recycling and Associated Environmental Issues Robert J Weber Superfund and Technology Liaison U S EPA Office of Research and Development Urban mining and or recycling operatio ns will likely be similar to mineral processing since recovery

Why rare earth recycling is rare and what we can do

Why rare earth recycling is rare and what we can do

Jan 03 2018· Recycling rare-earth metals is attractive for technical financial and political reasons In late 2010 China cut off exports of rare-earth metals to Japan in response to Japan s detention of a Chinese fishing trawler captain The DOE established its Critical Materials Strategy in 2010 and its Critical Materials Institute CMI in 2013 CMI

Refinement - MIT

Refinement - MIT

Dear Colleagues Sustainability leads the society in developing stages It mainly is subject to on society environment and economy East Asian countries such as Korea Japan Singapore etc having very limited natural resources of rare earths REs Recycling subject concern the waste minimization environmental economic incentives energy considerations and industrial ecology

Rare earth recycling How can we keep our gadgets

Rare earth recycling How can we keep our gadgets

The rare earth refinement process typically yields only a small percentage of the desirable elements contained in the ore a percentage referred to as recovery rate Maximizing the recovery rate of rare earth elements through development and perfection of the refinement processes is vital to the increased capacity of production of rare earth

rare earth metals recycling Companies and Suppliers

rare earth metals recycling Companies and Suppliers

Poor Radioactive Waste Handling at Malaysian Rare Earth Refinery The Oeko-Institute has published a report criticising Australian Rare Earth mining company Lynas Corporation apos s refining facility in Malaysia which is critical of its environmental impact and its poor storage of radioactive wastes

Boom in Mining Rare Earths Poses Mounting Toxic Risks

Boom in Mining Rare Earths Poses Mounting Toxic Risks

Oct 14 2016· Search SpringerLink Environmental Health Sciences September 2016 Volume 8 Issue 3 pp 189 200 Cite as Effects of rare earth elements on the environment and human health A literature review of the hair content of rare earth elements in young children aged 0 to 3 years to that in their mothers living in a rare earth mining area

Rare earth mining in China the bleak social and

Rare earth mining in China the bleak social and

Related terms for rare earth metals recycling rare earth metals companies Wamatech A S Wamatech is a company selling machines and plants for the waste industry to tread up waste into raw material

Rare opportunity to recycle rare earths - Recycling Today

Rare opportunity to recycle rare earths - Recycling Today

Chemical Production Oil Refining and Manufacturing Rare earth elements REEs are essential to many chemical and manufacturing processes In fact more than 50 percent of REEs in use today contribute to chemical and manufacturing processes REEs have three major uses in these sectors As catalysts for oil refining or emission control

A Medley of Potpourri Rare-earth element

A Medley of Potpourri Rare-earth element

These and other examples show that rare earth mining often results in contaminated sites with huge environmental and health risks Without a long-term waste management concept subsequent generations will be burdened with the responsibility for the disposal Press release Rare earth refining in Malaysia without coherent waste management

Rare Earth Elements Overview of Mining Mineralogy Uses

Rare Earth Elements Overview of Mining Mineralogy Uses

Prices of some rare earths rose by 2 000 percent and more says Jim Sims of rare earth mining company Molycorp which recently reopened a shuttered rare earth mine in California Rare earth element prices have since dropped and are now much less volatile — thanks in part to the opening or reopening of Molycorp mines and others around the world

China s strategic dominance over Tech Metals - Rare

China s strategic dominance over Tech Metals - Rare

Keywords rare earth mining mineralogy recycling life cycle assessment 1 Introduction Rare earth elements REEs include the lanthanide series of the periodic table from atomic number of 57 to 71 starting with lanthanum La to lutetium Lu and including scandium Sc and yttrium Y

Rare Earth Elements A Review of Production Processing

Rare Earth Elements A Review of Production Processing

Rare Earth Elements A Review of Production Processing Recycling and Associated Environmental Issues Robert J Weber Superfund and Technology Liaison U S EPA Office of Research and Development Office of Science Policy Duty Station U S EPA Region 7 Kansas City Kansas David J Reisman Director Engineering Technical Support Center

Processing Is Key Element in US Rare-Earth Woes Rare

Processing Is Key Element in US Rare-Earth Woes Rare

Jan 28 2013· The mining of rare earth metals used in everything from smart phones to wind turbines has long been dominated by China But as mining of these key elements spreads to countries like Malaysia and Brazil scientists warn of the dangers of the toxic and radioactive waste generated by the mines and processing plants

Rare Earth Metals and the Importance of Reusing Technology

Rare Earth Metals and the Importance of Reusing Technology

Rare earth metals are used to make light bulbs cell phones electric cars MRI machines camera lenses and other technology Although rare earth metals are critical in the technology we use every day mining and processing these metals is extremely hazardous to the environment

Rare earth elements A review of applications occurrence

Rare earth elements A review of applications occurrence

Some of the smaller rare earth smelting separation facilities do not have any kind of environmental protection at all These are generally the small illegal refineries and mines 6 In China saponification with ammonia is still used in rare earth refining so a large amount of waste water is still produced

Green Chemistry Challenge 2017 Academic Award US EPA

Green Chemistry Challenge 2017 Academic Award US EPA

Study on Rare Earths and Their Recycling 2 6 2 1 Chinese rare earth exports 36 6 2 2 Non-Chinese rare earth exports 38 6 3 Development of prices 39 7 Environmental aspects of rare earth mining and processing 42 7 1 Overview of the main process steps in mining and processing 42 7 2 Environmental …

Rare earth recycling Is it worth it Ars Technica

Rare earth recycling Is it worth it Ars Technica

rare earth elements from phosphate rock phosphoric acid and three phosphate fertilizer waste by-products phosphogypsum amine tailings and waste clay In this study the polymer recovered 100 of the rare earth metals from the waste product extracts Overall non-optimized extraction and recovery yields were generally

Poor Radioactive Waste Handling at Malaysian Rare Earth

Poor Radioactive Waste Handling at Malaysian Rare Earth

Over the past decade China has supplied over 90 of global rare earths and in doing so bore significant environmental burdens from processing its complex ores In this study we used life cycle assessment to quantify environmental impacts for producing 1 kilogram kg of 15 rare earth elements from each major production pathway

Situation critical for critical metals - MINING COM

Situation critical for critical metals - MINING COM

Mining refining and recycling of rare earths have serious environmental consequences if not properly managed A potential hazard could be low-level radioactive tailings resulting from the occurrence of thorium and uranium in rare-earth element ores Improper handling of these substances can result in extensive environmental damage