Results 51 to 60 of about 28,830 (206)

Records of Electrolytic Refining And Smelting Co

open access: yes, 1890
This record was harvested from a previous catalogue system and will be withdrawn in 2025. Information in this record may be superseded or incomplete.
Electrolytic Refining And Smelting Co
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TECHNOLOGICAL CHANGES IN SILVER PRODUCTION AFTER THE SPANISH CONQUEST IN PORCO, BOLIVIA CAMBIOS TECNOLÓGICOS EN LA PRODUCCIÓN DE PLATA DESPUÉS DE LA CONQUISTA ESPAÑOLA EN PORCO, BOLIVIA

open access: yesBoletín del Museo Chileno de Arte Precolombino, 2010
Over the last decade, the Proyecto Arqueológico Porco-Potosí has investigated the Bolivian mining center of Porco in order to examine silver production under the Inka, Spanish, and Republican regimes.
Mary Van Buren, Claire R Cohen
doaj  

Optimization of Nitrogen Injection via Top-Blown O2–N2 Mixed Gas in BOF Steelmaking for Enhanced Rebar Performance

open access: yesMetals
Rebar is a critical material in concrete constructions like high-rise buildings and seismic-resistant structures. To enhance its properties, microalloying with nitrogen is employed, but traditional methods using micro alloy additives such as vanadium ...
Mingwei Tu   +6 more
doaj   +1 more source

The nature and impacts of fines in smelter-grade alumina [PDF]

open access: yes, 2009
Fines in smelter-grade aluminas art recognized (is a significant process problem in aluminum smelting. However understanding the nature of this fine material and how it impacts the reduction process arc, less clearly understood The combination of new ...
Zujovic, Zoran D.   +4 more
core   +1 more source

Experimental investigation on time-dependent recycling behaviour of WPCBs in copper flash smelting conditions

open access: yes, 2021
With the rapid development of technology, the depletion of limited existing resources as well as more and more serious environmental pollution problems, increasing attention in recent years has been drawn to the responsible processing of end-of-life (EoL)
Wan, Xingbang
core   +1 more source

Garfield Smelting Co. ; Garfield, UTAH ; Design for Slag Viaduct ; San Pedro, Los Angeles and Salt Lake and Western Pacific Railway ; Main Line Tracks

open access: yes, 1912
Garfield Smelting Company ; Garfield, Utah ; Design for Slag Viaduct ; San Pedro, Los Angeles and Salt Lake and Western Pacific Railway ; Main Line ...
Garfield Smelting Company
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The effects of temperature on the kinetics of aluminium evaporation from the Ti-6Al-4V alloy

open access: yesMetalurgija, 2014
In the paper, results of the study on temperature effects on the rate of aluminium evaporation from the Ti-6Al-4V alloy during smelting in a vacuum induction furnace are presented.
G. Siwiec   +4 more
doaj  

Pyrgos Mavroraki Smelting and Melting Experiments in a Metallurgical Workshop of the Second Millennium BC

open access: yesEXARC Journal, 2021
Interpreting the cultural influences of Cyprus in antiquity has posed an issue, depending on one’s point of view or the different conclusions reached. Until the 1970s, in large part due to the extensive excavations along the northern coast of Cyprus, it ...
Maria Rosaria Belgiorno, Livio Pontieri
doaj  

Studying possibility of smelting refined ferromanganese grades using silicon aluminum reducer

open access: yesMetalurgija, 2016
In the given article there are presented the results of smelting refined grades of ferromanganese using silicon aluminum reducer. There is established the possibility of smelting medium-carbon ferromanganese of the FeMn-80C20LP grade (ISO 5446-80).
A. Issagulov   +4 more
doaj  

Copper Smelting Could Have Been Discovered in Connection with the Massive Production of Lime Plaster in the Near East During the Pre-Pottery Neolithic B, which is Much Earlier than Previously Believed

open access: yesEXARC Journal, 2022
A common theory is that copper smelting first appeared in the Near East in close connection with the early pottery industry. However, copper smelting may well have been discovered many times in history and at many places.
Ulf Fornhammar, Henry Hammarström
doaj  

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