نتایج جستجو برای: uranium ore

تعداد نتایج: 18938  

Journal: :Journal of Petroleum Exploration and Production Technology 2021

Abstract The primary exploration objective of Qiharigetu Sandstone-type Uranium (SU) deposit in the Erenhot Basin China is to understand stratigraphy, lithology and fault distribution target layer. Various geophysical techniques including gravity, magnetic, electromagnetic 2D seismic have been proved not very effective due its shallow depth burial small differences between layers. A specific 3D...

2002

Uranium and fluoride are often found in combination in the nuclear power industry, where uranium hexafluoride is used to enrich uranium mixtures to increase the activity. Upon contact with moisture, including moisture in the air, uranium hexafluoride rapidly hydrolyzes to uranyl fluoride (UO2F2) and hydrogen fluoride. As these uranium compounds see heavy industrial use, many of the studies of t...

Journal: :Nuclear Instruments and Methods in Physics Research 2022

Within the scope of determining concentration uranium in ore samples by gamma-ray spectrometry, we tested a series machine-learning (ML) algorithms with database including 1288 HPGe gamma spectra measured Orano Mining. Instead detecting and identifying peaks, global interpretation is carried out. Two different approaches were used. First, reduced size dimension dataset selecting 728 acquired sa...

Journal: :Eurasian mining 2021

Kazakhstan possesses the world’s largest resource base of proven industrial uranium reserves. The article discusses geological features and provides a theoretical justification for technology in-situ leaching (ISL) deposits in Republic Kazakhstan. Explored reserves amount to about 1 million 560 thousand tons uranium. presence significant reserves, well-explored deposits, well-developed mi...

ژورنال: سنجش و ایمنی پرتو 2017

One of the main characteristics of heavy water research reactors is their high production of plutonium. This work demonstrates the possibility of reduction of plutonium production and other actinides in heavy water research reactors. Among the many ways for reducing plutonium production in a heavy water reactor, in this research, changing the fuel from natural uranium to thorium-uranium mixed f...

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