Results 81 to 90 of about 574,644 (358)

Modeling and optimization of the hydroaerodynamic regime in the transport – secondary concentration zone in column flotation machines

open access: yesРуды и металлы
Based on the results of modeling of aero-hydrodynamic regime in the area of transportation and secondary concentration of the foam product of copper ore flotation, approaches to optimizing the design parameters of column pneumatic flotation machines have
Metelev A. A.   +4 more
doaj   +1 more source

Mineralogy and textural impact on beneficiation of goethitic ore

open access: yesInternational Journal of Mining Science and Technology, 2017
The effect of mineralogy and texture on the beneficiation of goethitic ores from two different origins is highlighted. Sample A having 54.47% Fe with 8.57% loss of ignition (LOI) indicates the presence of vitreous and ochreous goethite, martite and ...
Shobhana Dey   +2 more
doaj   +1 more source

Synergistic Osteogenesis After Co‐Administration of cmRNAs Encoding BMP‐2 and BMP‐7 Utilizing a Transcript‐Activated Matrix

open access: yesAdvanced Functional Materials, EarlyView.
This study demonstrates that the dual delivery of BMP‐2/‐7 coding cmRNAs for bone healing is demonstrated as feasible, safe, and highly osteogenic. Compared to single BMP‐2 or BMP‐7 cmRNAs, the combination enhances the production of both mineral and organic components of the extracellular matrix when delivered using a collagen‐HA scaffold, supporting ...
Claudia Del Toro Runzer   +7 more
wiley   +1 more source

Experimental Study on Flotation of a Molybdenum Mine in Inner Mongolia by LKD-3

open access: yesKuangchan zonghe liyong
In view of the problems of complex dissemination state, serious argillization and difficult to reduce tailings grade of a molybdenum mine in Inner Mongolia, LKD-3 collector was used to conduct the flotation test.
Ying LI   +6 more
doaj   +1 more source

Exploring the performance of an Air Plant [PDF]

open access: yesMATEC Web of Conferences
The global depletion of high-quality coal reserves necessitates a paradigm shift in coal processing. Traditional methods have focused primarily on wet processes; however, the industry requires alternative methods that are fit for purpose and cost ...
Magagula Sandra   +3 more
doaj   +1 more source

3D Multicellular Scaffold Based Model for Advancing Bone Disorder Research

open access: yesAdvanced Functional Materials, EarlyView.
A scalable 3D multicellular in vitro bone model engineered by integrating osteoblasts, osteoclasts, and endothelial cells on biodegradable scaffolds. The system recapitulates key features of human bone remodeling and disease pathology. As a proof of concept, the model mimics osteogenesis imperfecta, demonstrating its potential as a physiologically ...
Gali Guterman‐Ram   +5 more
wiley   +1 more source

Hydrometallurgical processing of gold-containing ore and its washed products

open access: yesMetalurgija, 2021
This article presents the results of hydrometallurgical studies of gold-bearing ore. The experiments were carried out on 2 parallel weighed portions with the analysis of products by assay (cake) and atomic absorption (solution) analyzes of gold.
P. K. Fedotov   +3 more
doaj  

Gas metal arc welding of modified X2CrNi12 ferritic stainless steel [PDF]

open access: yes, 2007
X2CrNi12 ferritic stainless steel is a low cost stainless steel grade exhibiting good corrosion and abrasion resistance. Typical applications for this steel are bus frames and chassis, railway wagons for coal and iron ore, mining and mineral processing ...
Deleu, E.   +3 more
core   +1 more source

Review of geomechanical problems of accumulation and reduction of mining industry wastes, and ways of their solution [PDF]

open access: yes, 2018
Purpose. The identification of geomechanical problems of mining industry wastes accumulation and substantiation of the ways for their solution with the possibility of processing the watery technogenic feedstock by fine classification with dewatering ...
Babii, K   +4 more
core   +1 more source

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