INORGANICCHEMICALSINDUSTRY ›› 2010, Vol. 0 ›› Issue (10): 0-0.
Zhang Shuyang
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Abstract: <SPAN lang=EN-US style="FONT-SIZE: 10.5pt; FONT-FAMILY: "Times New Roman"; mso-bidi-font-size: 12.0pt; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体">Abundant and cheap copper oxide ores in Yuncheng surrounding areas were utilized to prepare widely-used and high value-added copper sulfate product through a series of steps,such as acid leaching,impurity removal,and chemical concentration.Technological conditions were as follows:oxidation time was 1 h;when removing iron,pH of solution was 4.0,reaction temperature was <?xml:namespace prefix = st1 ns = "urn:schemas-microsoft-com:office:smarttags" /><st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="True" SourceValue="70" UnitName="℃">70 <SPAN lang=EN-US style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman""><SPAN lang=EN-US>℃</SPAN></SPAN></st1:chmetcnv>,and reaction time was 2 h;when copper precipitation,reaction temperature was </SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; FONT-FAMILY: "Times New Roman"; mso-bidi-font-size: 12.0pt; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体">60 </SPAN><SPAN style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-family: "Times New Roman"; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">℃</SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; FONT-FAMILY: "Times New Roman"; mso-bidi-font-size: 12.0pt; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体"> and reaction time was 1 h;and the density at the end evaporating point was <st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="True" SourceValue="1.38" UnitName="g">1.38 g</st1:chmetcnv>/cm</SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; FONT-FAMILY: "Times New Roman"; mso-bidi-font-size: 12.0pt; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体"><SUP>3</SUP>.Entire production process was mature,simple and all the basic unit operations of chemical industry.It is a worthwhile development project because it has low production cost,high profit,and good benefit as well as it makes a good way for reasonable development and utilization of copper oxide ores in Yuncheng surroundings. </SPAN>
Zhang Shuyang. Study on preparation process of copper sulfate from low-grade copper oxide ore[J]. INORGANICCHEMICALSINDUSTRY, 2010, 0(10): 0-0.
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