The leaching of rare earth elements (REEs) from Egyptian Abu Tartur phosphate rock using phosphoric acid has been examined and was subsequently optimized to better understand if such an approach ...
Mining wastes are involved in regulation of wide range of diseases including the chronic silicosis, emphysema, asbestosis, pneumoconiosis, bronchitis, cystic fibrosis, …
In this work, the amenability of upgrading the reject generated from beneficiating Abu-Tartur phosphate ore by magnetic separation was investigated by two methods: leaching with acetic acid...
According to them, the Abu Tartur Phosphate Member represents the initial records of the Late Cretaceous marine transgression in Egypt (Baioumy and Tada, 2005;Ahmed et al., 2014).
In a typical test, the weight of the oxide concentrate obtained represented 4% of the weight of the phosphate rock treated, which agrees with the work of Habashi et al. [3] on Florida phosphate rock. Analysis of the concentrate produced from Abu Tartur phosphate rock was found to give 96% CaO, 2.8% Ln 2 O 3, 0.6% P and 0.009% Fe. …
Effect of different parameters on REEs leaching efficiency from Abu Tartur phosphate rock with a particle size of 150 µm. a reaction time: 5 mL/g; 100 rpm; 15 wt.-% P 2 O 5 ; 25 °C. b phosphoric ...
Abu Tartur phosphate rock from Egypt, Amine et al. [25] for Moroccan phosphate ore, Bandara and Senanayake [26, 27] as well as Stone et al. [28] for uorapatite from Australia, Jin
PDF | On Jan 1, 2019, M F Kamel and others published Dissolution Kinetics of Lanthanides from Abu Tartur Phosphate Rocks, with Tartaric acid | Find, read and cite all the research you need on ...
Abu Zaabal Fertilizers and Chemical Co. worked the deposit in Sebaiya West and installed a new beneficiation plant at the end of 1992 to increase its phosphate production …
Abu Tartur led to a general belief that the origin of the glau- conite sediments is linked to the effects of hydrodynamic and physicochemical mechanisms (Glenn and Arthur 1990 ;
Stratigraphic observations comprise assessment of the boundaries of various rock ... concentration at Abu Tartur is 29.78 percent, with an average of roughly 26 % P 2 O 5. 11
Careful field and petrographic inspections of glauconite in Abu Tartur led to a general belief that the origin of the glauconite sediments is linked to the effects of hydrodynamic and physicochemical mechanisms (Glenn and Arthur 1990; El Ayyat et al. 2018). The dominance of suitable physicochemical conditions was important for piling up ...
Effect Of Carbon Source On Dissolution Of Phosphate Content Of Abu Tartur Phosphate Ore Addition factor during experiment It is studied by addition of medium, inoculants of Azotobacter vinelandii ...
The contents of natural radionuclides (226Ra, 232Th and 40K) were measured in sedimentary phosphate rock samples (Abu-Tartur phosphate, Western Desert Egypt) by using gamma spectrometry (NaI (Tl ...
In this work, the amenability of upgrading the reject generated from beneficiating Abu-Tartur phosphate ore by magnetic separation was investigated by two methods: leaching with acetic acid ...
The dissolution kinetics of the Abu-Tartur phosphate rock using dilute hydrochloric acid has been investigated. The influence of acid concentration, liquid/solid ratio, particle size and temperature … Expand
Abu-Tartur phosphate mine is the largest phosphate mine in Egypt. The mine located adjacent to Abu Tartur plateau, some 50 Km to the west of El Kharga Oasis, Western Desert of Egypt (Figure 1). The estimated phosphate ore reserves in the area may reach up to billion tons. An extensive geological drilling exploration
The chemical analysis of the phosphate rock is shown in Table 1. The phosphate rock sample contained 30.1% P2O5 and 44.4% CaO with a …
In the present work, a process for the treatment of Abu Tartur phosphate rock for the recovery of lanthanides without interfering with the normal route proposed for fertilizer production, is proposed using HNO 3 as a leaching agent. Further, an attempt was made to defluorinate the leach solution in order to upgrade the fertilizer and, at the …
Enrichment of Abu-Tartur phosphate ore wastes 139 example, was used as pH regulator and depressing agent for phosphate minerals. The particle size of the sample was 92% passing 200 microns sieve ...
Abu Tartur phosphate deposit is one of the largest phosphates mining area (1000 million tons and 200 million tons proved) in the Middle East Rock phosphate sample is
The Abu-Tartur phosphate deposit (Western desert, Egypt) is one of the largest phosphate deposits in the world. It is geomorphologically localized in the southeastern portion of the Abu-Tartur plateau (600 km from Cairo) and is the largest source of uranium and rare earth elements (REEs) in Egypt [1]. Abu-Tartur plateau
The leaching of rare earth elements (REEs) from Egyptian Abu Tartur phosphate rock using phosphoric acid has been examined and was subsequently optimized to better understand if such an approach could be industrially feasible. Preliminary experiments were performed to properly define the design of experiments. Afterward, …
Chemical Composition of Abu Tartur Phosphate Ore: Abu Tartur phosphate ore is characterized by XRD (Figure1) which shows the presence of insoluble P R2 RO R5 R is 24.5 % and the other element presence in this ore is Ca 39.5 %, L.O.I.12.32 %, SiO R2 R with 7%, SO 5.07%, R 2Fe R O R 3 R with 6.6%, Al R2 RO R3 R 2.02%and other traces …
The dissolution kinetics of the Abu-Tartur phosphate rock using dilute hydrochloric acid has been investigated. The influence of acid concentration, liquid/solid ratio, particle size and temperature was studied to explore the dissolution kinetics of phosphate rock. It was found that the leaching rate increases with increasing the acid concentration, liquid/solid …
Bedrock phosphate (carbonate apatite) has recently been utilized as phosphate fertilizer for the soil. The Abu-Tartur phosphate deposit in Egypt's western desert is one of the world's biggest phosphate resources (Hellal et al., 2019). It is situated in the southeastern part of the Abu-Tartur plateau, 600 km from Cairo.
It was found that upon treatment of ground Abu Tartur phosphate rock with dilute acetic acid the % P2O5 can be raised to 28.6% from an original value of 25.6 % P2O5 with a phosphate recovery of 97 ...
Radon concentration and surface exhalation rate for phosphate samples from El-Sebaeya and Abu-Tartur, Egypt, were measured using nuclear tracks detectors from …
The dissolution kinetics of the Abu-Tartur phosphate rock using dilute hydrochloric acid has been investigated. The influence of acid concentration, liquid/solid ratio, particle size and ...
The present study shows that the fine fraction of ground-and-screened Abu-Tartour phosphate rock, an abundant industrial waste, can be used as an adsorbent for the removal of methylene blue dye from aqueous solutions. In view of the large reserves of this ore, large amounts of fine waste would eventually accumulate in the process of mining …
- The New valley at Abu Tartur. Figure (1) shows a map of the major phosphate deposits in Egypt [13]. ... Situation and Reserves of Nile Valley Phosphate ore Phosphate rock from the Nile Valley deposits is worked by El-Nasr phosphate Co. at Sebaiya East and Abu Zaabal Fertilizers and Chemical Co. (for the time being) produced phosphate from ...
LEACHING OF RARE EARTH ELEMENTS FROM PHOSPHATE ROCK 53 Fig. 1 : XRD pattern of Abu Tartur phosphate rock (Roshdy et al.,2023) Constituent, wt. % P 2O 5 30.1 SO 3 1.50 CaO 44.4 MgO 0.90 Fe 2O 3 3.8 Al 2O 3 0.46 F 2.8 Na 2O 0.28 SiO 2 2.3 L.O.I. * 5.1 Constituent, mg/kg REEs 1810 Table 1 : Chemical characterization of Abu Tartur …