CL2011003286A1 - Metodo continuo para producir kno3 a partir de polihalita que comprende descomponer la polihalita poner en contacto los solidos obtenidos con hno3 produciendo una lechada, contactarla con un compuesto de ca alcalino y separar el kno3. - Google Patents

Metodo continuo para producir kno3 a partir de polihalita que comprende descomponer la polihalita poner en contacto los solidos obtenidos con hno3 produciendo una lechada, contactarla con un compuesto de ca alcalino y separar el kno3.

Info

Publication number
CL2011003286A1
CL2011003286A1 CL2011003286A CL2011003286A CL2011003286A1 CL 2011003286 A1 CL2011003286 A1 CL 2011003286A1 CL 2011003286 A CL2011003286 A CL 2011003286A CL 2011003286 A CL2011003286 A CL 2011003286A CL 2011003286 A1 CL2011003286 A1 CL 2011003286A1
Authority
CL
Chile
Prior art keywords
polyhalite
kno3
hno3
slurry
alkaline
Prior art date
Application number
CL2011003286A
Other languages
English (en)
Inventor
Michael Bonan
Eyal Mozes Akiva Barnea Eyal Keseman Hugo Friedman Gideon Frim Ron Langeveld Cornelis Petr Ginzberg
Original Assignee
Imi Tami Institute Res And Development Ltd
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 Imi Tami Institute Res And Development Ltd filed Critical Imi Tami Institute Res And Development Ltd
Publication of CL2011003286A1 publication Critical patent/CL2011003286A1/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt solutions
    • C22B3/065—Nitric acids or salts thereof
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05C—NITROGENOUS FERTILISERS
    • C05C5/00—Fertilisers containing other nitrates
    • C05C5/02—Fertilisers containing other nitrates containing sodium or potassium nitrate
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B26/00—Obtaining alkali, alkaline earth metals or magnesium
    • C22B26/10—Obtaining alkali metals
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Removal Of Specific Substances (AREA)

Abstract

Método continuo para producir KNO3 a partir de polihalita que comprende descomponer la polihalita poner en contacto los sólidos obtenidos con HNO3 produciendo una lechada, contactarla con un compuesto Ca alcalino y separar el KNO3.
CL2011003286A 2009-06-25 2011-12-23 Metodo continuo para producir kno3 a partir de polihalita que comprende descomponer la polihalita poner en contacto los solidos obtenidos con hno3 produciendo una lechada, contactarla con un compuesto de ca alcalino y separar el kno3. CL2011003286A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22023209P 2009-06-25 2009-06-25

Publications (1)

Publication Number Publication Date
CL2011003286A1 true CL2011003286A1 (es) 2012-07-06

Family

ID=43386091

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2011003286A CL2011003286A1 (es) 2009-06-25 2011-12-23 Metodo continuo para producir kno3 a partir de polihalita que comprende descomponer la polihalita poner en contacto los solidos obtenidos con hno3 produciendo una lechada, contactarla con un compuesto de ca alcalino y separar el kno3.

Country Status (12)

Country Link
US (1) US8388916B2 (es)
EP (1) EP2445850A4 (es)
CN (1) CN102596856A (es)
AU (1) AU2010264080A1 (es)
BR (1) BRPI1014632A2 (es)
CA (1) CA2766767A1 (es)
CL (1) CL2011003286A1 (es)
EA (1) EA201290012A1 (es)
MX (1) MX2012000137A (es)
NZ (1) NZ597791A (es)
WO (1) WO2010150267A1 (es)
ZA (1) ZA201200607B (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102432042B (zh) * 2011-09-26 2013-08-14 化工部长沙设计研究院 利用复杂硝酸盐型卤水直接生产成品硝酸钾的方法
US8551429B2 (en) 2011-11-14 2013-10-08 Intercontinental Potash Corp. (Usa) Methods of processing polyhalite ore, methods of producing potassium sulfate, and related systems
EP2895427A4 (en) 2012-09-12 2016-05-04 Intercontinental Potash Corp Usa PROCESSES FOR TREATING POTASSIUM SULPHATE AND MAGNESIUM SULFATE AND ASSOCIATED SYSTEMS
CN105648239A (zh) * 2016-01-25 2016-06-08 化工部长沙设计研究院 一种杂卤石浸取可溶钾的工艺
CN106379917B (zh) * 2016-08-29 2017-11-24 化工部长沙设计研究院 一种用杂卤石制备硫酸钾的工艺
CN107686890A (zh) * 2017-09-05 2018-02-13 中国科学院青海盐湖研究所 一种杂卤石溶浸剂及其应用

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2136996A (en) * 1931-04-20 1938-11-15 Firm Of Th Goldschmidt A G Decomposition of complex sulphate salts containing alkali sulphates and alkaline earth sulphates
US4246019A (en) * 1979-02-21 1981-01-20 Sokolov Igor D Method of producing a complex mineral fertilizer
CA1217027A (en) * 1983-09-27 1987-01-27 Ralph E. Worthington Process for producing and decomposing syngenite for producing k.sub.3h(so.sub.4).sub.2 crystals and potassium sulfate crystals, and for producing potassium nitrate
DE3525654A1 (de) 1985-07-18 1987-01-22 Kali & Salz Ag Verfahren zur herstellung von kaliumnitrat
IT1196984B (it) * 1986-07-23 1988-11-25 Enichem Agricoltura Spa Procedimento per la preparazione di nitrato di potassio
FI112646B (fi) * 1996-06-13 2003-12-31 Kemira Growhow Oy Menetelmä erittäin puhtaiden kaliumsuolojen tuottamiseksi
FR2761977B1 (fr) * 1997-04-11 1999-06-11 Solvay Procede d'enrichissement de sel brut

Also Published As

Publication number Publication date
EP2445850A4 (en) 2015-04-08
NZ597791A (en) 2013-07-26
AU2010264080A1 (en) 2012-02-02
US20120201737A1 (en) 2012-08-09
MX2012000137A (es) 2012-06-08
US8388916B2 (en) 2013-03-05
WO2010150267A1 (en) 2010-12-29
ZA201200607B (en) 2013-04-24
CA2766767A1 (en) 2010-12-29
BRPI1014632A2 (pt) 2019-04-16
EA201290012A1 (ru) 2012-06-29
CN102596856A (zh) 2012-07-18
AU2010264080A2 (en) 2012-03-15
EP2445850A1 (en) 2012-05-02

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