منابع مشابه
metallurgical studies on iranian ancient crafts of middle ilam
this study mainly concentrates on metallurgical structure of the ferrous ancient crafts, specially the discovered ferrous man-made pieces in ilam which are aged more than 3000 years. the pieces were discovered in ize a town located in the south east of ahvaz , in the southern of iran. the crafts include an ferrous bar, a 3-side and a 4 side bayonets which were microscopically studied by electro...
متن کاملThe Physical and Metallurgical
To attempt to optimize the anomalous phenomena that today go under the label "cold fusion" the experimentalist should be aware of the many aspects of the behavior of hydrogen in metals and of its entry into and egress from metals. This paper discusses the equilibrium characteristics of the isotopes of hydrogen in metals. The first section discusses the thermodynamics of the terminal solutions o...
متن کاملAdditivity, Metallurgical Recovery, and Grade
Proper estimation of the metallurgical recovery is very important for the assessment of the economical value of a mining business. As this quantity is nonadditive, it is not possible to model its spatial variability or to perform its estimation directly. In the present work, we first recall that additivity can concern the intrinsic nature of point-support quantities, and not only the usual supp...
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ژورنال
عنوان ژورنال: The Journal of the National Dental Association
سال: 1917
ISSN: 0097-1901
DOI: 10.14219/jada.archive.1917.0050