RU2005140196A - METHOD FOR LITHIUM EXTRACTION FROM A MIXTURE OF LITHIUM CONCENTRATES - Google Patents

METHOD FOR LITHIUM EXTRACTION FROM A MIXTURE OF LITHIUM CONCENTRATES Download PDF

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Publication number
RU2005140196A
RU2005140196A RU2005140196/02A RU2005140196A RU2005140196A RU 2005140196 A RU2005140196 A RU 2005140196A RU 2005140196/02 A RU2005140196/02 A RU 2005140196/02A RU 2005140196 A RU2005140196 A RU 2005140196A RU 2005140196 A RU2005140196 A RU 2005140196A
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RU
Russia
Prior art keywords
mixture
lithium
concentrates
preparation
activating
Prior art date
Application number
RU2005140196/02A
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Russian (ru)
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RU2319756C2 (en
Inventor
Валерий Иванович Самойлов (KZ)
Валерий Иванович Самойлов
Николай Иванович Шипунов (RU)
Николай Иванович Шипунов
Original Assignee
Открытое акционерное общество "Новосибирский завод химконцентратов" (RU)
Открытое акционерное общество "Новосибирский завод химконцентратов"
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Application filed by Открытое акционерное общество "Новосибирский завод химконцентратов" (RU), Открытое акционерное общество "Новосибирский завод химконцентратов" filed Critical Открытое акционерное общество "Новосибирский завод химконцентратов" (RU)
Priority to RU2005140196/02A priority Critical patent/RU2319756C2/en
Publication of RU2005140196A publication Critical patent/RU2005140196A/en
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Publication of RU2319756C2 publication Critical patent/RU2319756C2/en

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Claims (1)

Способ извлечения лития из смеси литиевых концентратов, включающий приготовление шихты из лепидолитового и сподуменового концентратов, активирующую подготовку шихты, водное выщелачивание активированной шихты, отличающийся тем, что приготовление шихты выполняют из смеси концентратов без использования флюса из расчета получения массового соотношения лепидолитового и сподуменового концентратов в их смеси, равного 2,5÷99,0, активирующую подготовку шихты проводят путем ее механоактивации с получением рентгеноаморфного продукта крупностью менее 45 мкм, а водное выщелачивание активированной шихты осуществляют в присутствии серной кислоты.A method of extracting lithium from a mixture of lithium concentrates, including the preparation of a mixture from lepidolite and spodumene concentrates, activating the preparation of a mixture, water leaching of an activated mixture, characterized in that the preparation of a mixture is performed from a mixture of concentrates without using flux in order to obtain a mass ratio of lepidolite and spodumene concentrates in them a mixture of 2.5 ÷ 99.0, activating the preparation of the mixture is carried out by mechanically activating it to obtain an x-ray amorphous particle size w of less than 45 microns, and the activated mixture water leaching is carried out in the presence of sulfuric acid.
RU2005140196/02A 2005-12-22 2005-12-22 Method used for extraction of lithium from the mixture of lithium concentrates RU2319756C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2005140196/02A RU2319756C2 (en) 2005-12-22 2005-12-22 Method used for extraction of lithium from the mixture of lithium concentrates

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2005140196/02A RU2319756C2 (en) 2005-12-22 2005-12-22 Method used for extraction of lithium from the mixture of lithium concentrates

Publications (2)

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RU2005140196A true RU2005140196A (en) 2006-06-10
RU2319756C2 RU2319756C2 (en) 2008-03-20

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RU2005140196/02A RU2319756C2 (en) 2005-12-22 2005-12-22 Method used for extraction of lithium from the mixture of lithium concentrates

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110526265A (en) * 2019-10-10 2019-12-03 宜春市科远化工有限公司 A kind of process for producing lithium carbonate with sulfuric acid process processing lepidolite

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2634559C1 (en) * 2016-09-19 2017-10-31 Федеральное государственное автономное образовательное учреждение высшего образования "Уральский федеральный университет имени первого Президента России Б.Н. Ельцина Lepidolithic concentrate processing method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110526265A (en) * 2019-10-10 2019-12-03 宜春市科远化工有限公司 A kind of process for producing lithium carbonate with sulfuric acid process processing lepidolite

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RU2319756C2 (en) 2008-03-20

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MM4A The patent is invalid due to non-payment of fees

Effective date: 20101223