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SU522135A1 - Strontium carbonate production method - Google Patents

Strontium carbonate production method

Info

Publication number
SU522135A1
SU522135A1 SU2052045A SU2052045A SU522135A1 SU 522135 A1 SU522135 A1 SU 522135A1 SU 2052045 A SU2052045 A SU 2052045A SU 2052045 A SU2052045 A SU 2052045A SU 522135 A1 SU522135 A1 SU 522135A1
Authority
SU
USSR - Soviet Union
Prior art keywords
weight
strontium
less
carbonate
product
Prior art date
Application number
SU2052045A
Other languages
Russian (ru)
Inventor
Аврам Липович Гольдинов
Олег Борисович Абрамов
Original Assignee
Предприятие П/Я А-1619
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 Предприятие П/Я А-1619 filed Critical Предприятие П/Я А-1619
Priority to SU2052045A priority Critical patent/SU522135A1/en
Application granted granted Critical
Publication of SU522135A1 publication Critical patent/SU522135A1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/18—Carbonates
    • C01F11/186—Strontium or barium carbonate
    • C01F11/187—Strontium carbonate

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Silicon Compounds (AREA)

Claims (2)

раствора карбоната aMNfoiuiH осаждают не сной про дукт -- карб41нат стронци . Вес промытого и высуш жи-о продукта 17,0 i, содержание в нем карбоната crpoHiDiH 99,.2вес.%, фтора - менее 0,04 вес.%. п гиокиси фосфора - менее 0,006 вес.%, железа -- менее 0,002 вес.%, кремни  - менее 0,02 вес.%, свинца - менее 0,02 вес.%. Выход стронци  в целевой продукт 72,5 вес.% Формула изобретени  I. Способ получени  карбоната стронци  из природного фосфата, включаюидай азотиокислотное ра жение фосфата, выделение стронцийсодержащего осадка,его йодную обработку, пейтрали.4анию вол1К ц выт жки аммиаком, отделение иигама и пераCTBOpHivfbix продуктов нейтрализапли от стронцийсодержашего раствора и обработку последнего соеш нени ми , содержащими аммиак и уг.пекислый газ, отличающийс  тем, что, с целью повьщтени  выхода продукта, нейтрализацию осуществл ют после отделени  шлама и в присутствии., карбоната аммони , а образующийс  при этом осадок направл ют на стадию азотнокислотного разложени  фосфата . a solution of aMNfoiuiH carbonate is precipitated by a product that is not difficult - strontium carbide. The washed and dried weight of the product is 17.0 i, its content of carbonate is crpoHiDiH 99, .2 wt.%, Fluorine - less than 0.04 wt.%. phosphorus pentoxide is less than 0.006% by weight, iron is less than 0.002% by weight, silicon is less than 0.02% by weight, lead is less than 0.02% by weight. The yield of strontium in the target product is 72.5 wt.%. Claim I. Investigation of strontium carbonate from natural phosphate, including nitrous acid phosphate production, isolation of strontium-containing sludge, its iodine treatment, dehydration, 4) wiping with ammonia, separation of igam and pencthivhimfax. the products were neutralized from the strontium-containing solution and the treatment of the latter with compounds containing ammonia and carbon dioxide, characterized in that, in order to increase the yield of the product, the neutralization is carried out after the separation of the sludge and in the presence of ammonium carbonate, and the resulting precipitate is sent to the nitric acid decomposition stage of phosphate. 2. Способ по п. 1, отличающийс  тем, что карбонат аммони  на стадию нейтрализшхии подают в количестве 0,01-0,3 вес.ч. иа 1 вес. ч. строици  в выт жке.2. The method according to claim 1, wherein ammonium carbonate is fed to the neutralization stage in an amount of 0.01-0.3 parts by weight. Ia 1 weight. including stroitsi in the hood.
SU2052045A 1974-08-12 1974-08-12 Strontium carbonate production method SU522135A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU2052045A SU522135A1 (en) 1974-08-12 1974-08-12 Strontium carbonate production method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU2052045A SU522135A1 (en) 1974-08-12 1974-08-12 Strontium carbonate production method

Publications (1)

Publication Number Publication Date
SU522135A1 true SU522135A1 (en) 1976-07-25

Family

ID=20593588

Family Applications (1)

Application Number Title Priority Date Filing Date
SU2052045A SU522135A1 (en) 1974-08-12 1974-08-12 Strontium carbonate production method

Country Status (1)

Country Link
SU (1) SU522135A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4421729A (en) * 1982-01-11 1983-12-20 Fmc Corporation Preparation of strontium carbonate
US4666688A (en) * 1986-02-03 1987-05-19 Excel-Mineral Company, Inc. Method for recovery and conversion of strontium sulfate to strontium carbonate from low and medium grade celestite ores

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4421729A (en) * 1982-01-11 1983-12-20 Fmc Corporation Preparation of strontium carbonate
US4666688A (en) * 1986-02-03 1987-05-19 Excel-Mineral Company, Inc. Method for recovery and conversion of strontium sulfate to strontium carbonate from low and medium grade celestite ores

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