Production method of elementary directly refining high purity antimony

A production method and high-purity technology, applied in the field of metallurgy, can solve problems such as difficult separation, and achieve the effect of wide application, easy mastery and product quality upgrade.

Inactive Publication Date: 2005-11-09
SICHUAN XINJU MINERAL RESOURCE DEV CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

Since As and Sb belong to the same group of elements and have similar physical properties, it is difficult to separate them; the separation of Pb and Fe is also a m

Method used

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Examples

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Embodiment

[0024] Reality

[0025] Reality

[0026] Reality

[0027] Reality

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PUM

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Abstract

A direct refining method for preparing high-purity (6N) antimony includes such steps as proportionally adding raw antimony, slag-forming agent, covering agent, reducer, regulator and arsenical agent into MF induction furnace, smelting, vacuum volatilizing refining, vacuum distilling and monocrystal extracting.

Description

1. Technical field [0001] The invention relates to a production method for directly extracting high-purity antimony from elements, belonging to the technical field of metallurgy. 2. Background technology [0002] The resources of metal antimony are limited, and most of them are in a few countries in China, the United States and Africa: Chinese patent 85107329 discloses " antimony sulfide ore oxidation - hydrolysis method to prepare white (Sb 2 o 3 )", 87100682 disclosed "hydrochloric acid-ammonium salt hydrolysis wet antimony white production process", 87101216 disclosed "antimony ore wet direct production of antimony white new technology", 88103221.2 disclosed "plasma production of Sb 2 o 3 Ultrafine powder", 89102416.6 disclosed "a kind of Sb with high purity and high fineness produced by stibnite 2 o 3 The method of " and 92106908.1 disclosed " a kind of cubic crystal Sb 2 o 3 In addition, there are 96111221.2 disclosing the "New Process for the Direct Separation of...

Claims

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Application Information

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IPC IPC(8): C22C30/02
Inventor 侯仁义守炳生
Owner SICHUAN XINJU MINERAL RESOURCE DEV CO LTD
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