Investigation of microwave roasting for potash extraction from nepheline syenite
详细信息 查看全文
- 作者：S.K. Jena ; N. Dhawan ; S.S. Rath ; D.S. Rao ; B. Das<sup> ; sup><sup>bdas@immt.res.in" class="auth_mail" title="E-mail the corresponding authorsup>
- 关键词：Nepheline syenite ; Potassium ; Fertilizer ; Taguchi ; Microwave ; Roast-leach method
- 刊名：Separation and Purification Technology
- 出版年：2016
- 出版时间：17 March 2016
- 年：2016
- 卷：161
- 期：Complete
- 页码：104-111
- 全文大小：1915 K
文摘
- ss="listitem" id="list_l0005">
- ss="label">•
Nepheline syenite contains 5.4% K<sub>2sub>O.
- ss="label">•
Microwave heating attempted for K extraction.
- ss="label">•
Charcoal and CaCl<sub>2sub> used as heat source and reactant.
- ss="label">•
Formation of water soluble sylvite within 6 min.
- ss="label">•
88% potash values could be extracted.