>Distribution Characteristics of Phosphorus in the Metallic …
The distribution characteristics of phosphorus in the metallic iron, and the reduction behaviors of hema-tite and fluorapatite during solid-state reductive roasting of a phosphorus-rich (1.3 …
>Distribution Characteristics of Phosphorus in the Metallic Iron …
The distribution characteristics of phosphorus in the metallic iron, and the reduction behaviors of hematite and fluorapatite during solid-state reductive roasting of a phosphorus-rich (1.3 …
>A novel direct reduction-flash smelting separation process of …
Phosphorus in high phosphorus oolitic hematite is mainly present in the fluoroapatite, and the temperature of coal-based reduction is generally above 1200 °C, in …
>Green and efficient separation of iron and phosphorus from …
To provide a new method for the dephosphorization of high-phosphorus oolitic iron ore (HPOIO) by reduction roasting, the feasibility of the high-efficiency separation of iron and …
>Removal of phosphorus-rich phase from high-phosphorous iron ore …
A new approach of removing the phosphorus-rich phase from high-phosphorous iron ore by melt separation at 1573 K in a super- gravity field was investigated. The iron-slag …
>Phosphorus Removal of High Phosphorous Oolitic Iron Ore …
A process with acid leaching followed by hydrogen-based fluidized reduction and melt separation is presented for recovering DRI (direct reduced iron) from high-phosphorus …
>Selective Reduction of Iron and Phosphorus from Oolitic Ore
Abstract The possibility of selective solid-phase reduction of iron from oolitic ore has been experimentally confirmed. Solid phase reduction was carried out at temperatures of …
>Gasification and Migration of Phosphorus from High …
The high-phosphorus oolitic hematite ore is embedded with extremely fine grains, with an uneven distribution and a high content of harmful impurities. Iron oxides are intercalated with gangue …
>Removal of Phosphorus from High Phosphorus Iron Ores …
In the process of resource utilization of high phosphorus iron ores, phosphorus should be removed first. Compared to other dephosphorization methods, selective leaching …
>Processes for phosphorus removal from iron ore
>Gasification Removal Behaviour of Phosphorus Compounds …
The gasification removal behaviour of phosphorus from high-phosphorus iron ore in the temperature range of 400–900 °C under H 2 reducing and N 2 atmosphere was …
>Phosphorus Removal of High Phosphorus Iron Ore by Gas …
A new method (gas-based separation plus melt separation) has been proposed to remove phosphorus of the high phosphorus iron ore which was 1.25% of phosphorus content …
>Review on High Phosphorous in Iron Ore: Problem and …
the ore bodies in the high phosphorous iron ore has limited the development of appropriate beneciation techniques. Therefore, the development of an economically viable tech-nology for …
>Mixture of ilmenite and high phosphorus iron ore smelted …
In order to reasonably utilize the abundant resources of high-phosphorus iron ore and ilmenite in China, the technology of top-blown smelting reduction with oxygen enrichment …
>Distribution Characteristics of Phosphorus in the …
The distribution characteristics of phosphorus in the metallic iron, and the reduction behaviors of hema-tite and fluorapatite during solid-state reductive roasting of a phosphorus-rich (1.3 …
>Review Phosphorus Removal of High Phosphorous …
With the rapid consumption of iron ore around the world, the iron ore deposits have been exhibited an increasingly complex mineralogical composition. It is predicted that the identified …
>Phosphorus reduction behavior of high-phosphate iron ore …
Thus, a method for phosphorus removal by gasification in the hydrogen-rich sintering process was proposed. In this study, the reduction mechanism of phosphorus in …
>Selective Reduction of Iron in High-Phosphorus Oolitic Ore …
Granulometric composition of the original oolitic ore from the Lisakovsk deposit. As shown in Figure 4, the ore consists entirely of fine fractions less than 1 mm, with the majority of the …
>Phosphorus Removal of High Phosphorous Oolitic Iron Ore …
In recent years, the main dephosphorization process for high phosphorus iron ores includes: (1) the hydrometallurgy method, such as the reverse flotation process, 3, 4) the bioleaching …
>Processes for phosphorus removal from iron ore
Xu et al. investigated the phosphorus removal of oolitic hematite ore of high content of iron by applying a reductive calcination with dephosphorizing agent (Na 2 SO 4 and Na 2 CO 3). The …
>Gasification Removal Behaviour of Phosphorus Compounds …
The gasification removal behaviour of phosphorus from high-phosphorus iron ore is theoretically and experimentally studied in the temperature range of 400–900 °C under H 2 …
>Gasification Removal Behaviour of Phosphorus …
The gasification removal behaviour of phosphorus from high-phosphorus iron ore is theoretically and experimentally studied in the temperature range of 400–900°C under H 2 reducing and N …
>Processes for phosphorus removal from iron ore
Phosphorus can be removed from iron ore by very different routes of treatment. The genesis of the reserve, the mineralogy, the cost and sustainability define the technology to be …
>A novel direct reduction-flash smelting separation
The removal of phosphorus from iron ore by leaching with nitric acid. Hydrometallurgy. (1989) ... Solid State Phenom. (2018) View more references. Cited by (27) ...
Selective Reduction of Iron in High-Phosphorus Oolitic Ore …
Granulometric composition of the original oolitic ore from the Lisakovsk deposit. As shown in Figure 4, the ore consists entirely of fine fractions less than 1 mm, with the majority of the …
>Phosphorus Removal of High Phosphorous …
As a consequence, a lot of research efforts have been focused on phosphorus removal from high-phosphorus iron ore [20,24,[32][33][34][35][36][37][38][39][40][41][42][43][44][45][46][47][48] in a ...
>Amenability for processing of oolitic iron ore concentrate …
According to the melting behavior of high phosphorous iron ore gaseous reduction product at 1473 K, the iron grains remain in solid state, and the other minerals have formed …
>Processes for phosphorus removal from iron ore
Phosphorus can be removed from iron ore by very different routes of treatment. The genesis of the reserve, the mineralogy, the cost and sustainability define the technology to be applied. The...
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