Results 21 to 30 of about 217,247 (221)

Investigation on Beneficiation of a Complex Copper-lead-zinc Polymetallic Ore in Qinghai

Kuangchan zonghe liyong
A copper-lead-zinc polymetallic ore in Qinghai has characteristics of complex ore properties, low copper-lead-zinc content, high sulfur content, and high argillated gangue content, so it is difficult to beneficiate.
Shunfu AO, Chao ZHU, Changcai CHEN, Huake ZHAO, Cunzhu WANG, Xiandao WANG, Zhaoyou LANG   +6 more
doaj   +1 more source

Spectrophotometric fast determination of Cu and Zn in Steel Cord Brass Coating via an Effective Masking Approach [PDF]

Journal of Chemistry Letters
The Cu2+ and Zn2+ ions were determined in the steel cord brass coatings with high precise. HNO3 65% was used for digesting the coatings and releasing the ions into environment.
Farinaz Shahimi
doaj   +1 more source

Plunge law and mechanical mechanisms of fault-controlled ore bodies (clusters) in hydrothermal deposits

Dizhi lixue xuebao
Objective  Hydrothermal mineral deposits provide a representative example of tectonic–fluid coupled metallogenic systems, and the lateral plunge law of ore bodies or ore body clusters constitutes their three-dimensional expression in geological space ...
HAN Runsheng, ZHANG Yan, LUO Jin, HUANG Baosheng, HU Ticai   +4 more
doaj   +1 more source

Suplementasi Zn dalam Ransum Mengandung Ampas Teh terhadap Kecernaan Nutrien dan Absorpsi Zn Kelinci Laktasi

Jurnal Peternakan Indonesia, 2023
Mineral mikro Seng (Zn) berperan penting dalam proses reproduksi ternak. Namun demikian, penggunaan pakan mengandung serat tinggi dapat mempengaruhi absorbsi Zn. Penelitian ini mengevaluasi pengaruh level suplementasi Zn pada ransum yang mengandung ampas
Lilis Khotijah, Dilla Mareistia Fassah
doaj   +1 more source

Geochemical signs of magmatic commingling in the Dashkesan gabbro-granite intrusion (Dashkesan iron ore deposit, Azerbaijan)

Известия высших учебных заведений: Геология и разведка
Background. Geochemical signs of magmatic commingling are considered on the example of the Dashkesan Fe–Co deposit using geochemical data and mathematical modeling.Aim.
Е. А. Sadikhov, А. S. Desyatkin, А. А. Veliev, Е. К. Khmarin   +3 more
doaj   +1 more source

Application of electro-hydraulic proportional control in cathode rod pulling out system of lead electrolysis

The Journal of Engineering, 2018
In the process of lead electrolysis, due to its production characteristics, it is necessary to extract and collect the cathode conductive rod on the cathode plate after electrolysis, so as to make it reusable.
Bo Song, Ruibo Yuan, Dajun Yang
doaj   +1 more source

Agreement test between Ziehl Neelsen staining and GenXpert in adult pulmonary tuberculosis diagnosis

JKKI (Jurnal Kedokteran dan Kesehatan Indonesia), 2021
Background: Tuberculosis (TB) is an infectious disease caused by Mycobacterium tuberculosis (MTB). Most of healthcare facilities in Indonesia still use Ziehl Neelsen (ZN) staining to diagnose pulmonary tuberculosis (TB) rather than GeneXpert MTB/RIF ...
Kemas Ya'kub Rahadiyanto, Muhammad Syahrul Ramadhan, Ella Amalia   +2 more
doaj   +1 more source

The Effect of Moringa Oleifera Leaves Powder to Level of Serum Superoxide Dismutase (Sod), Lead (Pb), Zink (Zn)And Memory Function of Rat (Rattus Norvegicus) Wistar Strain Model of Autism That is Exposed by Pb

Research Journal of Life Science, 2020
Lead exposure (Pb) may aggravate the decrease in serum SOD levels, memory function reduction and social interaction in autism. This study aims to determine the effect of Moringa oleifera on autism models of rat exposed to lead.
Agustiana Dwi Indiah Ventiyaningsih, Hidayat Sujuti, Winda Nurtika, Septi Nur Rachmawati, Nurshalilah Nurshalilah, Raudhatul Jannah   +5 more
doaj   +1 more source

On Annihilating - Ideal Graph of Zn [PDF]

Al-Rafidain Journal of Computer Sciences and Mathematics, 2018
In this paper, we study and give some properties of annihilating-ideal graphs of Zn, also we find Hosoya polynomial and Wiener index for this graph.
Husam Mohammad, Sahbaa Younus
doaj   +1 more source

By dawn or dusk—how circadian timing rewrites bacterial infection outcomes

FEBS Letters, EarlyView.
The circadian clock shapes immune function, yet its influence on infection outcomes is only beginning to be understood. This review highlights how circadian timing alters host responses to the bacterial pathogens Salmonella enterica, Listeria monocytogenes, and Streptococcus pneumoniae revealing that the effectiveness of immune defense depends not only
Devons Mo, Catherine S. Palmer, Jacqueline M. Kimmey   +2 more
wiley   +1 more source