Search results for keyword: impure
Identification method for overheating and overburning of alloy steel in forging
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Identification Methods of Overheating and Overburning in Hot Pressing of Alloyed Steel
In hot pressing process of alloyed steel, due to various factors such as improper heating, improper heat preservation, equipment failure, and material factors, the material may be overheated or even burned. O......
1035 
Lucas
Separation Technology of Heavy Metals from Waste Aluminum
Separating Heavy Metals from Waste Aluminum
Introduction
Waste aluminum recycling is environmentally beneficial because it reduces the need for mining operations, which consumes valuable resources and energy. Recycling aluminum also reduces the amount of aluminum sent to landfills. Slagging and ......
Metallurgical Furnace Building
Metallurgical Furnace
Metallurgical furnace, also called smelting furnace, is a furnace used for smelting. It is mainly used for refining metals and metallurgical raw materials, as well as recovery of non-ferrous metals. Metallurgical furnaces come in many shapes and sizes, and their design is de......
precipitation smelting
Zinc precipitation refining is an increasingly popular form of refining metals, especially in the jewelry industry. It is a simple, environmentally friendly, and cost-effective process.
Zinc precipitation refining is commonly used to remove gold and silver from ores, concentrates, and bullion. Th......
Production and Application of Active Lime for Steelmaking
The Production and Application of Active Lime for Refining Steel
Steel refining is a very important process in the steel production and infrastructure industry. To ensure that steel attain the desired performance, production parameters need to be set at the beginning of the process. As a componen......
Steelmaking Converter Gas Dry Purification Recovery and Utilization Technology
In order to facilitate the separation and recovery of combustible gas from steel refining furnaces, the dry purification and utilization technology of steel refining furnace coal gas is adopted.
This technology is suitable for gas products with purification temperature from 200 ̊C to 500 ̊C. Th......
Technology to Improve the Service Life of Converter Taphole
Methods to Improve Lifetime of Pouring Mouth of Converter
Typically, the service life of pouring mouth of converter largely affects its production efficiency. In the process of using converter, proper maintenance of pouring mouth is very important. In order to ensure the production efficiency and......
Refining of molten steel outside the furnace
Steel Kettle Refinement
Steel kettles have been used for centuries to refine and purify metals such as iron, steel, copper and aluminum. This process of refinement involves heating the metal in a steel kettle to a very high temperature in order to remove impurities. The process can be done manual......
Fluidized Direct Reduction Ironmaking
Metallurgy of Iron Refining
Iron refining, or metallurgy, is the process by which impure or alloyed iron ore is refined in order to produce a pure form of iron. This is done by heating the iron ore, typically with a substance known as a flux, to remove various impurities. The resulting pure form ......
Slag alkali discharge
Slag alkali recovery is the process of recovering alkali from slag left over from the manufacture of pig iron. Alkali recovery from slag has been practiced for centuries and has been of major commercial importance in Europe for nearly two hundred years.
The most common alkali recovery operations ......
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