CN104495878B - 一种从高钙废矿中脱钙制取食品级氯化钾的方法 - Google Patents
一种从高钙废矿中脱钙制取食品级氯化钾的方法 Download PDFInfo
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- CN104495878B CN104495878B CN201510002470.6A CN201510002470A CN104495878B CN 104495878 B CN104495878 B CN 104495878B CN 201510002470 A CN201510002470 A CN 201510002470A CN 104495878 B CN104495878 B CN 104495878B
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- potassium chloride
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CN201510002470.6A CN104495878B (zh) | 2015-01-05 | 2015-01-05 | 一种从高钙废矿中脱钙制取食品级氯化钾的方法 |
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CN201510002470.6A CN104495878B (zh) | 2015-01-05 | 2015-01-05 | 一种从高钙废矿中脱钙制取食品级氯化钾的方法 |
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CN104495878A CN104495878A (zh) | 2015-04-08 |
CN104495878B true CN104495878B (zh) | 2016-04-27 |
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CN107827127A (zh) * | 2017-12-04 | 2018-03-23 | 青海中航资源有限公司 | 一种利用低品位钾矿生产硫酸钾水溶肥的方法 |
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CN1025727C (zh) * | 1992-03-05 | 1994-08-24 | 化学工业部化工矿山设计研究院 | 氯化物型含钾卤水制氯化钾新方法 |
JP2004149376A (ja) * | 2002-10-31 | 2004-05-27 | Tsurumi Soda Co Ltd | 高純度塩化カリウムの製造方法、高純度塩化カリウムの製造装置、高純度塩化カリウムおよび高純度塩化カリウムの使用方法 |
CN100411988C (zh) * | 2005-09-23 | 2008-08-20 | 清华大学 | 工业氯化钾的除钙提纯方法 |
CN1978321A (zh) * | 2005-11-29 | 2007-06-13 | 高崧耀 | 一种高纯度氯化钾的生产工艺 |
CN101613117A (zh) * | 2009-07-28 | 2009-12-30 | 中蓝连海设计研究院 | 利用原生钾石盐矿制取氯化钾的方法 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Method for preparing food-grade potassium chloride by removing calcium from high-calcium waste ore Effective date of registration: 20161228 Granted publication date: 20160427 Pledgee: Golmud SME Company limited by guarantee Pledgor: GOLMUD KANGSHENG POTASSIUM INDUSTRY TECHNOLOGY DEVELOPMENT CO., LTD. Registration number: 2016630000009 |
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PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Huang Peijin Inventor after: Li Huasheng Inventor after: Wu Xiaowang Inventor before: Li Huasheng Inventor before: Wu Xiaowang Inventor before: Huang Peijin |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160427 Termination date: 20210105 |