Sentences with phrase «uranium ore from»

Mining companies use various techniques to extract the uranium ore from the earth.

Not exact matches

The slag, which typically includes some radioactive uranium and radium in addition to calcium minerals, is the waste product from the conversion of phosphate ore to phosphorus.

Visible from space, the Bayan — Obo iron mine in Inner Mongolia is the world's largest source of rare earths, and the Chinese companies supplying them employ acid to dissolve them out of ore rock that often also contains radioactive elements like thorium, radium or even uranium.

«It would be really nice to identify these organisms and harness this ability to clean up our messes,» says Lee Kerkhof at Rutgers University in New Jersey, who is studying microbes from an old uranium ore mill in Colorado.

For every metric ton of uranium ore pulled from McArthur River, roughly one metric ton of waste rock, often radioactive and rich in toxic heavy metals, is produced — and other mines produce even more waste rock per ton of ore.

With the aid of nuclear industry promotional pamphlets and detailed advice he obtained from the Nuclear Regulatory Commission (to which he misrepresented himself as a physics professor), Hahn removed radium from old clocks, extracted americium from smoke detectors, stole tritium from borrowed night - vision equipment, and even ordered a sample of uranium - bearing ore from a company in the Czech Republic.

Uraninite nanoparticles flocculated in the oil and formed uranium ore,» explains Dr. Sebastian Fuchs from the GEOMAR, the first author of the study.

The multiple steps that convert uranium ore, as it is extracted from the earth, to nuclear fuel for power plants.

Russian UET resources with 311,000 tonnes of uranium, as well as the remaining Russia «excess» HEU with 108,000 tonnes of uranium, could continue to offset demand for primary uranium from unmined ore deposits, and could reduce the likelihood that new mines such as those proposed near Church Rock and Crownpoint in New Mexico would be mined in the future.

First, Russia was unable to increase its domestic uranium production to meet its domestic reactor needs as Russia has been unable to increase production from either its primary uranium ore deposits at Krasnokamensk in the Chita Region (see www.sric.org/mining/docs/Chitafin.php), or new deposits.

[Note — I am aware that some of the uranium ore was from deep mines and, thus, sequestered from the biosphere before it was brought to the surface.]

Which is a good job, given the shortage of high - grade uranium ore, the huge unmanageable risks associated with nuclear plants and nuclear proliferation, the large amounts of embedded carbon in uranium refining and processing (and other GHG emissions from the nuclear industry), and the insanity of developing a huge strategic fuel dependence on countries such as Russia.

If fossil fuels are used for mining and refining uranium ore, or if fossil fuels are used when constructing the nuclear power plant, then the emissions from burning those fuels could be associated with the electricity that nuclear power plants generate.»

Uranium must be mined and refined from the ore that comes out of the ground, an energy - intensive process.