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Method of producing silicon-calcium steel cleaning agent by shaft furnace

A technology of silicon-calcium steel cleaning agent and shaft furnace, which is applied in the field of molten steel purifying agent in the metallurgical industry, and can solve the problems of energy waste, high cost, and low output.

Inactive Publication Date: 2007-02-28
刘长福
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Present silicon-calcium steel cleaning agents are all produced on electric arc furnaces, resulting in high cost, low output, serious waste of energy and other phenomena. The inventors have invented the use of coke to produce silicon-calcium on shaft furnaces under such circumstances. Clean steel agent production process

Method used

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Examples

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Embodiment Construction

[0013] Crush the raw materials into a particle size of 20-50 mm, then weigh 250 kg of silica, 450 kg of limestone, 100 kg of fluorite, and 200 kg of coke. Open the furnace eye, pour the silicon-calcium liquid in the furnace into the ingot mold, and release the mold after cooling to obtain the silicon-calcium steel cleaning agent. The composition of this product after testing is Si≥16.25%; Ca≥26.14%.

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Abstract

The invention discloses the method for producing calcium silicate cleansing steel agent with high furnace, comprising the following steps: using ganister, lime rock and fluorite as raw materials, adding them into high furnace, smelting, and getting the product. The method has the advantages of simple operation, high output and good economic benefit.

Description

technical field [0001] The invention belongs to the field of molten steel purifying agents in the metallurgical industry, and relates to a production process of a silicon-calcium steel purifying agent. Background technique [0002] Present silicon-calcium steel cleaning agents are all produced on electric arc furnaces, resulting in high cost, low output, serious waste of energy and other phenomena. The inventors have invented the use of coke to produce silicon-calcium on shaft furnaces under such circumstances. The production process of clean steel agent. Contents of the invention [0003] The object of the present invention is to provide a production process for producing silicon-calcium cleaning steel agent on a shaft furnace, which has simple production operation, large output and considerable economic benefits. [0004] The advantage of the present invention is that silica, limestone, fluorite and a certain amount of coke are uniformly mixed and then added in batches....

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C21C7/04
Inventor 刘长福
Owner 刘长福
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