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GB2427190B - Process for recovery of sulphate of potash - Google Patents

Process for recovery of sulphate of potash

Info

Publication number
GB2427190B
GB2427190B GB0614762A GB0614762A GB2427190B GB 2427190 B GB2427190 B GB 2427190B GB 0614762 A GB0614762 A GB 0614762A GB 0614762 A GB0614762 A GB 0614762A GB 2427190 B GB2427190 B GB 2427190B
Authority
GB
United Kingdom
Prior art keywords
potash
sulphate
recovery
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
GB0614762A
Other versions
GB0614762D0 (en
GB2427190B8 (en
GB2427190A (en
Inventor
Pushpito Ghosh
Kaushik Jethalal Langalia
Maheshkumar Ramniklal Gandhi
Rohit Harshadray Dave
Himanshu Labshanker Joshi
Rajinder Nath Vohra
Vadakke Puthoor Mohandas
Sohanlal Daga
Koushik Halder
Hasina Hajibhal Deraiya
Ramjibhai Devjibhai Rathod
Abdulhamid Usmanbhal Hamdani
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Council of Scientific and Industrial Research CSIR
Original Assignee
Council of Scientific and Industrial Research CSIR
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 Council of Scientific and Industrial Research CSIR filed Critical Council of Scientific and Industrial Research CSIR
Publication of GB0614762D0 publication Critical patent/GB0614762D0/en
Publication of GB2427190A publication Critical patent/GB2427190A/en
Application granted granted Critical
Publication of GB2427190B publication Critical patent/GB2427190B/en
Publication of GB2427190B8 publication Critical patent/GB2427190B8/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
    • 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
    • C05D1/02—Manufacture from potassium chloride or sulfate or double or mixed salts thereof
    • 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
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Fertilizers (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB0614762A 2003-12-31 2003-12-31 Process for recovery of sulphate of potash Expired - Lifetime GB2427190B8 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IN2003/000463 WO2005063626A1 (en) 2003-12-31 2003-12-31 Process for recovery of sulphate of potash

Publications (4)

Publication Number Publication Date
GB0614762D0 GB0614762D0 (en) 2006-09-06
GB2427190A GB2427190A (en) 2006-12-20
GB2427190B true GB2427190B (en) 2009-04-15
GB2427190B8 GB2427190B8 (en) 2009-07-22

Family

ID=34717580

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0614762A Expired - Lifetime GB2427190B8 (en) 2003-12-31 2003-12-31 Process for recovery of sulphate of potash

Country Status (8)

Country Link
JP (1) JP4516023B2 (en)
CN (1) CN100439248C (en)
AU (1) AU2003300719B2 (en)
BR (1) BRPI0318666B1 (en)
CA (1) CA2552104C (en)
GB (1) GB2427190B8 (en)
IL (1) IL176482A (en)
WO (1) WO2005063626A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE602005022506D1 (en) * 2005-11-10 2010-09-02 Council Scient Ind Res IMPROVED METHOD OF OBTAINING CALIUM SULPHATE (SOP, SULPHATE OF POTASH) FROM SULPHATE-MADE NUTSOLE
CN100535389C (en) * 2006-12-14 2009-09-02 国投新疆罗布泊钾盐有限责任公司 Method for collecting kainite salt mine
CN102503619B (en) * 2011-09-02 2013-11-06 天津科技大学 Method for preparing compound fertilizer from salt manufacturing mother liquor
CN103397201B (en) * 2013-07-26 2014-12-17 中国科学院青海盐湖研究所 Method for statically leaching and extracting potassium from polyhalite and preparing potassium sulphate
WO2016059651A1 (en) * 2014-10-16 2016-04-21 Council Of Scientific And Industrial Research A process of production of potassium ammonium sulfate compound fertilizer in cost-effective manner directly from concentrated sea bittern
CN104628017A (en) * 2015-02-13 2015-05-20 中国科学院青海盐湖研究所 Method for preparing kainite ore from sulfate-type brine
CN108349743A (en) * 2015-05-08 2018-07-31 雅拉达洛尔有限公司 The method that potassium sulfate is produced by phosphate-containing ore at a high ambient temperature
AU2017281590B2 (en) 2016-06-24 2019-08-01 Yara Dallol Bv Method for the reduction of halite in the preparation of potassium sulphate from potassium-containing ores at high ambient temperatures
CN107285283B (en) * 2017-06-01 2019-10-15 中国中轻国际工程有限公司 A kind of akali sulphide black liquor, liquid caustic soda coproduction sodium bicarbonate, sodium chromate, akali sulphide technique
AU2018349084B2 (en) 2017-10-13 2021-11-11 Novopro Projects Inc. Systems and methods of producing potassium sulfate
CN107673372B (en) * 2017-11-15 2023-09-08 河北工业大学 Large-scale potassium-rich method and device based on coupling technology
CN114560480A (en) * 2022-03-01 2022-05-31 天津长芦海晶集团有限公司 Multi-element extraction method of bittern after sulfur removal by calcium method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3634041A (en) * 1969-02-14 1972-01-11 Great Salt Lake Minerals Method for the production of potassium sulfate from potassium-containing double salts of magnesium sulfate
CN1084492A (en) * 1992-09-12 1994-03-30 国家海洋局天津海水淡化与综合利用研究所 Method for preparing potassium sulfate from bittern and potassium chloride
CN1188076A (en) * 1997-04-10 1998-07-22 中国石油天然气总公司工程技术研究院 Bittern comprehensive utilization method

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL50873A (en) * 1976-11-09 1979-11-30 Sadan A Process for the production of potassium chloride and magnesium chloride from carnallite
CN1027883C (en) * 1993-05-14 1995-03-15 中国石油天然气总公司工程技术研究所 Pren. method of potassium sulfate from bittern and potassium chloride
CN1130152A (en) * 1995-04-26 1996-09-04 国家海洋局天津海水淡化与综合利用研究所 Process for producing potassium sulfate from bittern and potassium chloride
CN1128760C (en) * 2000-08-29 2003-11-26 化学工业部连云港设计研究院 Method for preparing potassium sulfate by using sulfate type potassium-containing bittern
CN1171794C (en) * 2001-05-24 2004-10-20 化学工业部连云港设计研究院 Preparation method of potassium sulfate with sulfate-type salt lake bittern containing potassium salt
EP1440036B1 (en) * 2001-10-22 2007-03-21 Council of Scientific and Industrial Research;an Indian Reg. body incorporated under Reg. of Societies Act (Act XXI of 1860) Recovery of sodium chloride and other salts from brine
JP4555227B2 (en) * 2003-12-31 2010-09-29 カウンシル オブ サイエンティフィク アンド インダストリアル リサーチ Simultaneous recovery of edible salt enriched with potassium chloride and KCl

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3634041A (en) * 1969-02-14 1972-01-11 Great Salt Lake Minerals Method for the production of potassium sulfate from potassium-containing double salts of magnesium sulfate
CN1084492A (en) * 1992-09-12 1994-03-30 国家海洋局天津海水淡化与综合利用研究所 Method for preparing potassium sulfate from bittern and potassium chloride
CN1188076A (en) * 1997-04-10 1998-07-22 中国石油天然气总公司工程技术研究院 Bittern comprehensive utilization method

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Mehta, D.J. (1965) Production of potassium sulphate from mixed salt obtained from salt works of Little Rann of Kutch. Salt Research and Industry, 2(4), 139-140. *
Niu, Z et al. Manufacture of potassium sulfate and other inorganic materials from bittern brine. Dastabase CA, vol. 24 (4), 18-20 *

Also Published As

Publication number Publication date
GB0614762D0 (en) 2006-09-06
AU2003300719B2 (en) 2008-06-12
JP4516023B2 (en) 2010-08-04
WO2005063626A1 (en) 2005-07-14
IL176482A0 (en) 2006-10-05
GB2427190B8 (en) 2009-07-22
CA2552104A1 (en) 2005-07-14
CA2552104C (en) 2009-11-24
CN1886339A (en) 2006-12-27
BRPI0318666B1 (en) 2015-12-15
CN100439248C (en) 2008-12-03
BR0318666A (en) 2006-11-28
GB2427190A (en) 2006-12-20
AU2003300719A1 (en) 2005-07-21
JP2007528333A (en) 2007-10-11
IL176482A (en) 2012-06-28

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20231230