منابع مشابه
Analysis of ASTER data for mapping bauxite rich pockets within high altitude lateritic bauxite, Jharkhand, India
Bauxite deposits of Jharkhand in India are resulted from the lateritization process and therefore are often associated with the laterites. In the present study, ASTER (Advanced Space borne Thermal Emission and Reflection Radiometer) image is processed to delineate bauxite rich pockets within the laterites. In this regard, spectral signatures of lateritic bauxite samples are analyzed in the labo...
متن کاملBauxite Mining and Alumina Refining
OBJECTIVE To describe bauxite mining and alumina refining processes and to outline the relevant physical, chemical, biological, ergonomic, and psychosocial health risks. METHODS Review article. RESULTS The most important risks relate to noise, ergonomics, trauma, and caustic soda splashes of the skin/eyes. Other risks of note relate to fatigue, heat, and solar ultraviolet and for some opera...
متن کاملPoliomyelitis in Alabama
It is the purpose of this report to describe a part of the natural history of poliomyelitis in the State of Alabama during the elevenyear period, 1931 to 1942. Two epidemics of poliomyelitis occurred in Alabama during this period of time, apparently the first of any size to be recorded in the state. The occurrence of large epidemics of poliomyelitis in the deep South in recent years' 15 makes i...
متن کاملLeaching of Bauxite Residue with Mineral Acids
Aiming at the industrial scale development of a Scandium (Sc)-selective leaching process 14 of Bauxite Residue (BR), a sufficiently numerous set of process design aspects has been 15 investigated, by appropriate exploitation of available experimental data. The interpretation of 16 experimental data for Sc leaching yield, with sulfuric acid as the leaching solvent, has shown 17 significant impac...
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ژورنال
عنوان ژورنال: Science
سال: 1892
ISSN: 0036-8075,1095-9203
DOI: 10.1126/science.ns-20.512.303