Effect of oxygen pressure on the oxidation behavior of NiCoCr medium-entropy alloy at 800 °C
Sign Up to like & getrecommendations! Published in 2021 at "Corrosion Science"
DOI: 10.1016/j.corsci.2021.109411
Abstract: Abstract The oxidation behavior of NiCoCr medium-entropy alloy was investigated at 800 °C in various oxygen pressures from 10 to 105 Pa. The results showed that the oxidation kinetics of NiCoCr followed the parabolic rate… read more here.
Keywords: oxidation; oxygen pressure; oxidation behavior; pressure oxidation ... See more keywords
φ –pH diagram of As–N–Na–H 2 O system for arsenic removal during alkaline pressure oxidation leaching of lead anode slime
Sign Up to like & getrecommendations! Published in 2017 at "Transactions of Nonferrous Metals Society of China"
DOI: 10.1016/s1003-6326(17)60075-x
Abstract: Abstract In order to illustrate the thermodynamic characteristics of arsenic during alkaline pressure oxidation leaching process of lead anode slime (NaNO 3 as oxidant; NaOH as alkaline reagent), the φ –pH diagrams of As–Na–H 2… read more here.
Keywords: pressure oxidation; oxidation leaching; alkaline pressure; lead anode ... See more keywords
Substantiation of a Combined Technology for the Hydrometallurgical Beneficiation of a Pyrrhotine-Containing Charge Based on Pressure Oxidation Leaching Using Ferric Sulfate as a Pyrrhotine Oxidizer
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DOI: 10.1134/s003602952009013x
Abstract: Two series of comparative experiments are carried out to select the most effective version of pressure oxidation technology (POT) for processing a pyrrhotine-containing charge (PCC) consisting of a mixture of ELNPP TCP and NPC NCP… read more here.
Keywords: iron iii; pyrrhotine; sulfate; pressure oxidation ... See more keywords
High Temperature Pressure Oxidation of a Low-Grade Nickel Sulfide Concentrate with Control of the Residue Composition
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DOI: 10.3390/min10030249
Abstract: High temperature pressure oxidation of a low-grade nickel concentrate was examined to demonstrate the potential benefits and shortcomings of this approach. The high iron sulfide content ensured that acid generation was much greater than for… read more here.
Keywords: pressure oxidation; grade; high temperature; temperature pressure ... See more keywords