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RU2016112593A - METHOD FOR PRODUCING INTEGRATED MINERAL FERTILIZERS FROM PHOSPHATE ORE AND INSTALLATION FOR ITS IMPLEMENTATION - Google Patents

METHOD FOR PRODUCING INTEGRATED MINERAL FERTILIZERS FROM PHOSPHATE ORE AND INSTALLATION FOR ITS IMPLEMENTATION Download PDF

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Publication number
RU2016112593A
RU2016112593A RU2016112593A RU2016112593A RU2016112593A RU 2016112593 A RU2016112593 A RU 2016112593A RU 2016112593 A RU2016112593 A RU 2016112593A RU 2016112593 A RU2016112593 A RU 2016112593A RU 2016112593 A RU2016112593 A RU 2016112593A
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RU
Russia
Prior art keywords
phosphate ore
unit
production
mineral fertilizers
sulfuric acid
Prior art date
Application number
RU2016112593A
Other languages
Russian (ru)
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RU2634936C2 (en
Inventor
Александр Владимирович Туголуков
Дмитрий Владимирович Валышев
Олег Львович Елин
Original Assignee
Акционерное общество "Минерально-химическая компания "ЕвроХим"
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Акционерное общество "Минерально-химическая компания "ЕвроХим" filed Critical Акционерное общество "Минерально-химическая компания "ЕвроХим"
Priority to RU2016112593A priority Critical patent/RU2634936C2/en
Priority to EA201692451A priority patent/EA201692451A1/en
Priority to CN201780009396.8A priority patent/CN108602728A/en
Priority to PCT/RU2017/000192 priority patent/WO2017176165A1/en
Publication of RU2016112593A publication Critical patent/RU2016112593A/en
Application granted granted Critical
Publication of RU2634936C2 publication Critical patent/RU2634936C2/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05B—PHOSPHATIC FERTILISERS
    • C05B11/00—Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes
    • C05B11/04—Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes using mineral acid
    • C05B11/12—Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes using mineral acid using aqueous hydrochloric acid
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05D—INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
    • C05D1/00—Fertilisers containing potassium

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Fertilizers (AREA)

Claims (15)

1. Способ получения комплексных минеральных удобрений из фосфатной руды, включающий следующие стадии:1. The method of obtaining complex mineral fertilizers from phosphate ore, comprising the following stages: a. обеспечение серной кислоты и хлорида калия,a. providing sulfuric acid and potassium chloride, b. получение соляной кислоты из хлорида калия и серной кислоты с выделением в качестве дополнительного продукта сульфата калия;b. obtaining hydrochloric acid from potassium chloride and sulfuric acid with the allocation as an additional product of potassium sulfate; c. разложения фосфатной руды соляной кислотой с получением твердых фосфатов;c. decomposition of phosphate ore with hydrochloric acid to obtain solid phosphates; d. переработка твердых фосфатов со стадии с) и сульфата калия со стадии b), при необходимости совместно с другими источниками минеральных компонентов, в минеральные удобрения.d. processing of solid phosphates from stage c) and potassium sulfate from stage b), if necessary together with other sources of mineral components, into mineral fertilizers. 2. Способ по п. 1, отличающийся тем, что в результате получают минеральные удобрения типа РК и NPK, содержащие серу в доступной форме.2. The method according to p. 1, characterized in that the result is mineral fertilizers such as PK and NPK containing sulfur in an accessible form. 3. Способ по п. 1, отличающийся тем, что на стадии разложения фосфатной руды используют фосфатную руду с содержанием пентоксида фосфора более 20%.3. The method according to p. 1, characterized in that at the stage of decomposition of phosphate ore using phosphate ore with a phosphorus pentoxide content of more than 20%. 4. Установка для реализации способа получения комплексных минеральных удобрений из фосфатной руды по п. 1, которая содержит по меньшей мере следующие конструктивные блоки:4. Installation for implementing the method of producing complex mineral fertilizers from phosphate ore according to claim 1, which contains at least the following structural blocks: A. блок получения соляной кислоты и сульфата калия из хлорида калия и серной кислоты;A. unit for the production of hydrochloric acid and potassium sulfate from potassium chloride and sulfuric acid; B. блок получения твердых фосфатов в результате разложения фосфатной руды соляной кислотой;B. unit for the production of solid phosphates as a result of the decomposition of phosphate ore with hydrochloric acid; C. блок получения комплексных минеральных удобрений.C. Block for the production of complex mineral fertilizers. 5. Установка по п. 4, отличающаяся тем, что дополнительно содержит блок получения серной кислоты из комовой или газовой серы.5. Installation according to claim 4, characterized in that it further comprises a unit for producing sulfuric acid from lump or gas sulfur. 6. Установка по п. 5, отличающаяся тем, что тепловую энергию, выделяющуюся в блоке получения серной кислоты, направляют для теплоснабжения блока получения твердых фосфатов.6. Installation according to claim 5, characterized in that the heat energy released in the sulfuric acid production unit is directed to heat supply the solid phosphate production unit. 7. Установка по п. 4, отличающаяся тем, что дополнительно содержит блок выделения магния из фильтрата, образующегося после отделения фосфатов в блоке разложения фосфатной руды.7. Installation according to p. 4, characterized in that it further comprises a unit for the separation of magnesium from the filtrate formed after the separation of phosphates in the decomposition unit of the phosphate ore. 8. Установка по п. 4, отличающаяся тем, что дополнительно содержит блок получения твердого хлористого кальция.8. Installation according to p. 4, characterized in that it further comprises a block for the production of solid calcium chloride.
RU2016112593A 2016-04-04 2016-04-04 Method for obtaining complex mineral fertilisers from phosphate ore and plant for its implementation RU2634936C2 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
RU2016112593A RU2634936C2 (en) 2016-04-04 2016-04-04 Method for obtaining complex mineral fertilisers from phosphate ore and plant for its implementation
EA201692451A EA201692451A1 (en) 2016-04-04 2016-12-26 METHOD OF OBTAINING COMPLEX MINERAL FERTILIZERS FROM PHOSPHATE ORE AND INSTALLATION FOR ITS IMPLEMENTATION
CN201780009396.8A CN108602728A (en) 2016-04-04 2017-03-31 Method and apparatus for implementing the method for obtaining composite inorganic fertilizer by phosphate ores
PCT/RU2017/000192 WO2017176165A1 (en) 2016-04-04 2017-03-31 A method for obtaining complex mineral fertilisers from phosphate ore and an installation for implementing said method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2016112593A RU2634936C2 (en) 2016-04-04 2016-04-04 Method for obtaining complex mineral fertilisers from phosphate ore and plant for its implementation

Publications (2)

Publication Number Publication Date
RU2016112593A true RU2016112593A (en) 2017-10-09
RU2634936C2 RU2634936C2 (en) 2017-11-08

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU2016112593A RU2634936C2 (en) 2016-04-04 2016-04-04 Method for obtaining complex mineral fertilisers from phosphate ore and plant for its implementation

Country Status (4)

Country Link
CN (1) CN108602728A (en)
EA (1) EA201692451A1 (en)
RU (1) RU2634936C2 (en)
WO (1) WO2017176165A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109231179A (en) * 2018-11-28 2019-01-18 杨新艳 A kind of potassium dihydrogen phosphate preparation method
IL292196B1 (en) * 2019-10-17 2025-10-01 Ostara Nutrient Recovery Tech Inc Systems and methods for phosphate processing
CN117602968A (en) * 2023-12-07 2024-02-27 九禾股份有限公司 A process for producing medium and low-concentration compound fertilizers by converting potassium chloride into hydrochloric acid at low temperature

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3803884A (en) * 1969-01-09 1974-04-16 Fitzwilton Ltd Production of fertilizers
DE2831672C3 (en) * 1978-07-19 1981-02-12 Kali Und Salz Ag, 3500 Kassel Process for the production of potassium magnesium phosphate
SU874718A1 (en) * 1979-04-16 1981-10-23 Ленинградский Государственный Научно-Исследовательский И Проектный Институт Основной Химической Промышленности Method of producing magnesium ammonium phosphate fertilizers
CN1149040A (en) * 1995-10-26 1997-05-07 罗融植 Production of chlorideless potassic fertilizer
CN101054170A (en) * 2007-04-13 2007-10-17 宜昌市仁和矿业有限责任公司 Method for preparing potassium dihydrogen phosphate from calcium hydrogen phosphate
RU2369585C1 (en) * 2008-04-11 2009-10-10 Открытое акционерное общество "Научно-исследовательский институт по удобрениям и инсектофунгицидам им. Я.В. Самойлова" Method of phosphoric fertiliser production
CN101337657A (en) * 2008-08-06 2009-01-07 黄明科 Process for disassembling phosphate ore by mixed acid and coproducing potassium dihydrogen phosphate, hydrogen phosphate and combined fertilizer

Also Published As

Publication number Publication date
RU2634936C2 (en) 2017-11-08
WO2017176165A1 (en) 2017-10-12
CN108602728A (en) 2018-09-28
EA201692451A1 (en) 2017-10-31

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