YU40584A - Process for recovering calcium tetrahydrate using crystallisation - Google Patents

Process for recovering calcium tetrahydrate using crystallisation

Info

Publication number
YU40584A
YU40584A YU00405/84A YU40584A YU40584A YU 40584 A YU40584 A YU 40584A YU 00405/84 A YU00405/84 A YU 00405/84A YU 40584 A YU40584 A YU 40584A YU 40584 A YU40584 A YU 40584A
Authority
YU
Yugoslavia
Prior art keywords
sub
liquor
crystallisation
recovering calcium
cooled
Prior art date
Application number
YU00405/84A
Other languages
English (en)
Inventor
M H G Jannekens
G H M Calls
Original Assignee
Unie Van Kunstmestfab Bv
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 Unie Van Kunstmestfab Bv filed Critical Unie Van Kunstmestfab Bv
Publication of YU40584A publication Critical patent/YU40584A/xx

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
    • C01F11/36—Nitrates
    • C01F11/44—Concentrating; Crystallisating; Dehydrating; Preventing the absorption of moisture or caking

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Fertilizers (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Saccharide Compounds (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Paper (AREA)
  • Removal Of Specific Substances (AREA)
  • Cephalosporin Compounds (AREA)
YU00405/84A 1983-03-07 1984-03-06 Process for recovering calcium tetrahydrate using crystallisation YU40584A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8300816A NL8300816A (nl) 1983-03-07 1983-03-07 Werkwijze voor het door kristalliseren afscheiden van calciumnitraattetrahydraat.

Publications (1)

Publication Number Publication Date
YU40584A true YU40584A (en) 1986-06-30

Family

ID=19841508

Family Applications (1)

Application Number Title Priority Date Filing Date
YU00405/84A YU40584A (en) 1983-03-07 1984-03-06 Process for recovering calcium tetrahydrate using crystallisation

Country Status (18)

Country Link
US (1) US4569677A (de)
EP (1) EP0122646B1 (de)
JP (1) JPS59174524A (de)
AT (1) ATE36305T1 (de)
BR (1) BR8400977A (de)
CA (1) CA1244627A (de)
DE (1) DE3473264D1 (de)
EG (1) EG16429A (de)
ES (1) ES530319A0 (de)
GR (1) GR82642B (de)
HU (1) HUT34362A (de)
IN (1) IN159653B (de)
NL (1) NL8300816A (de)
NO (1) NO840855L (de)
OA (1) OA07675A (de)
RO (1) RO89118A (de)
YU (1) YU40584A (de)
ZA (1) ZA841678B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
UA80163C2 (en) * 2002-11-01 2007-08-27 Jara Internat Asa Process for obtaining of nitrate containing products from undercooled melts
PL200842B1 (pl) * 2004-09-16 2009-02-27 Adam Nawrocki Sposób wytwarzania nawozu zawierającego azotan wapnia
CN102584386A (zh) * 2012-01-16 2012-07-18 瓮福（集团）有限责任公司 真空低温浓缩结晶除钙的硝酸磷肥生产方法与装置
CN102701258B (zh) * 2012-05-21 2014-04-30 贵州红星发展股份有限公司 一种硝酸锶的抗结块方法
EP3434647B1 (de) 2017-07-25 2021-09-08 Borealis Agrolinz Melamine GmbH Verfahren zur herstellung von calciumnitratkristallen
EP3495323B1 (de) * 2017-12-07 2020-09-09 Borealis Agrolinz Melamine GmbH Verfahren zur herstellung einer löslichen phosphatfraktion aus phosphathaltiger asche
CN116395730A (zh) * 2023-03-22 2023-07-07 承德莹科精细化工股份有限公司 高纯度碳酸钙和四水硝酸钙的制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1976283A (en) * 1929-10-28 1934-10-09 Firm Odda Smelteverk As Method of treating solutions of phosphate rock in nitric acid
NL63969C (nl) * 1947-02-28 1949-08-15 Directie Staatsmijnen Nl Werkwijze en inrichting voor het bereiden van een meer enkelvoudige oplossing uit een samengestelde oplossing door het laten kristaliseen van (een) component(en) van de gewenste oplossing en het weer oplossen daarvan
US2813777A (en) * 1953-11-05 1957-11-19 Norsk Hydro Elektrisk Process for the crystallization of nitrate from a nitric acid solution of crude phosphate
BE533101A (de) * 1953-11-05
FR1525081A (fr) * 1967-01-06 1968-05-17 Houilleres Bassin Du Nord Procédé d'attaque nitrique des phosphates avec cristallisation et séparation de nitrate de calcium
US4008309A (en) * 1970-01-07 1977-02-15 Institutul De Cercetari Chimice - Icechim Process for crystallizing calcium nitrate

Also Published As

Publication number Publication date
ES8500868A1 (es) 1984-11-01
NL8300816A (nl) 1984-10-01
EG16429A (en) 1987-04-30
OA07675A (en) 1985-05-23
US4569677A (en) 1986-02-11
ZA841678B (en) 1984-10-31
NO840855L (no) 1984-09-10
GR82642B (de) 1985-02-07
CA1244627A (en) 1988-11-15
JPS59174524A (ja) 1984-10-03
HUT34362A (en) 1985-03-28
EP0122646A1 (de) 1984-10-24
RO89118A (ro) 1986-04-30
IN159653B (de) 1987-05-30
ES530319A0 (es) 1984-11-01
BR8400977A (pt) 1984-10-09
EP0122646B1 (de) 1988-08-10
ATE36305T1 (de) 1988-08-15
DE3473264D1 (en) 1988-09-15

Similar Documents

Publication Publication Date Title
ES8708200A1 (es) Procedimiento para la obtencion de oxido magnesico de ele- vada pureza
US4341752A (en) Method for purification and concentration of MgCl2 -brines
US3058806A (en) Method of preparing potassium sulfate from kainite
YU40584A (en) Process for recovering calcium tetrahydrate using crystallisation
EP0908523A3 (de) Verfahren zur Herstellung von hochreinen Erythritol-Kristallen
ZA863235B (en) Process for seed crystal preparation for phosphoric acid crystallization
US4461913A (en) Production of urea phosphate
MA20677A1 (fr) Procede de cristalisation de l'acide phosphorique
GB1409688A (en) Production of crystalline aluminium sulphate
USRE24890E (en) Process for the production of mag-
ES2007786A6 (es) Metodo para la fabricacion de 2,2', 4,4', 6,6'-hexanitrostilbeno (hns).
SU1549919A1 (ru) Способ получени борной кислоты
JPS5534115A (en) Crystallization method
MA20676A1 (fr) Procede de cristalisation de l'acide phosphorique
US2636900A (en) Process for the purification of ortho-hydroxybenzamide
RU2209178C1 (ru) Способ очистки термической фосфорной кислоты
SU1608118A1 (ru) Способ получени шенита
GB899182A (en) Method of producing urea crystals
SU998349A1 (ru) Способ получени сульфата натри
ES8601084A1 (es) Procedimiento para la purificacion de 2,6 xilenol bruto
JPS5792599A (en) Production of single crystal of ferrite
PL164023B1 (pl) Sposób wydzielania siarczanu hydroksyloaminy z roztworów wodnych
CN1162567A (zh) 浮选热结晶生产硫镁矾的方法
JPS63315599A (ja) 無機化合物単結晶の成長方法
Rudolf et al. Obtaining of High-Purity Indium Single Crystals