NO891149L - Fremgangsmaate til fjerning av kadmium og kobber fra fosforsyre. - Google Patents

Fremgangsmaate til fjerning av kadmium og kobber fra fosforsyre.

Info

Publication number
NO891149L
NO891149L NO89891149A NO891149A NO891149L NO 891149 L NO891149 L NO 891149L NO 89891149 A NO89891149 A NO 89891149A NO 891149 A NO891149 A NO 891149A NO 891149 L NO891149 L NO 891149L
Authority
NO
Norway
Prior art keywords
phosphoric acid
sulfide
adsorbent
copper
removal
Prior art date
Application number
NO89891149A
Other languages
English (en)
Other versions
NO891149D0 (no
Inventor
Shnuel D Ukeles
Eliahu Ben-Yoseph
Nahum Phillip Finkelstein
Original Assignee
Negev Phosphates 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 Negev Phosphates Ltd filed Critical Negev Phosphates Ltd
Publication of NO891149D0 publication Critical patent/NO891149D0/no
Publication of NO891149L publication Critical patent/NO891149L/no

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/18—Phosphoric acid
    • C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process
    • C01B25/222—Preparation by reacting phosphate-containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen
    • C01B25/223—Preparation by reacting phosphate-containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen only one form of calcium sulfate being formed
    • C01B25/225—Dihydrate process
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/18—Phosphoric acid
    • C01B25/234—Purification; Stabilisation; Concentration
    • C01B25/237—Selective elimination of impurities
    • C01B25/238—Cationic impurities, e.g. arsenic compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G11/00—Compounds of cadmium
    • C01G11/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
    • 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
    • C22B3/26—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
    • C22B3/38—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds containing phosphorus
    • C22B3/385—Thiophosphoric acids, or esters 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
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Removal Of Specific Substances (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • ing And Chemical Polishing (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Processing Of Solid Wastes (AREA)
NO89891149A 1988-03-16 1989-03-16 Fremgangsmaate til fjerning av kadmium og kobber fra fosforsyre. NO891149L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL85751A IL85751A (en) 1988-03-16 1988-03-16 Method for the removal of heavy metal ions from phosphoric acid

Publications (2)

Publication Number Publication Date
NO891149D0 NO891149D0 (no) 1989-03-16
NO891149L true NO891149L (no) 1989-09-18

Family

ID=11058667

Family Applications (1)

Application Number Title Priority Date Filing Date
NO89891149A NO891149L (no) 1988-03-16 1989-03-16 Fremgangsmaate til fjerning av kadmium og kobber fra fosforsyre.

Country Status (8)

Country Link
EP (1) EP0333489B1 (no)
JP (1) JPH0214803A (no)
AT (1) ATE107607T1 (no)
AU (1) AU612009B2 (no)
DE (1) DE68916292D1 (no)
IL (1) IL85751A (no)
NO (1) NO891149L (no)
ZA (1) ZA891917B (no)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6756496B1 (en) * 1988-09-23 2004-06-29 Isis Pharmaceuticals, Inc. Nucleoside hydrogen phosphonodithioate diesters and activated phosphonodithioate analogues
IT1248984B (it) * 1990-06-22 1995-02-11 Enichem Agricoltura Spa Procedimento per la eliminazione di cadmio da correnti di acido fosforico
TNSN92119A1 (fr) * 1992-02-07 1993-06-08 Ct D Etudes Et De Rech S Des Phosphates Mineraux Cerphos Procede de fabrication d'acide phosphorique marchand a tres basse teneur en cadmium
PH31603A (en) * 1994-03-22 1998-11-03 Goro Nickels S A Process for the extraction and separation of nickel and/or cobalt.
US7146900B1 (en) * 2005-06-03 2006-12-12 Nambu Co., Ltd. Composite operation type actuator
WO2008113403A1 (fr) * 2007-03-06 2008-09-25 Centre D'etudes Et De Recherches Des Phosphates Mineraux Procede de traitement de solides cadmiferes
WO2014027348A1 (en) * 2012-08-16 2014-02-20 Rotem Amfert Negev Ltd. Process for manufacturing phosphoric acid with lowered cadmium content
CN103588188B (zh) * 2013-11-08 2016-03-23 清华大学 一种用氨气从负载磷酸的有机溶剂中脱除杂质离子的方法
CN104495772A (zh) * 2014-12-31 2015-04-08 瓮福达州化工有限责任公司 一种复合型脱色剂及其应用
CN105366654B (zh) * 2015-12-02 2017-07-28 云南磷化集团有限公司 一种非磷酸盐沉淀湿法磷酸净化方法
CN106145075B (zh) * 2016-06-30 2018-08-21 四川大学 生产高品质磷酸的联合萃取方法
LU100464B1 (en) * 2017-09-29 2019-03-29 Cppe Carbon Process & Plant Eng S A Process for the removal of heavy metals from liquids
US10865110B2 (en) * 2017-10-08 2020-12-15 Cytec Industries Inc. Compositions and processes for removing heavy metals from phosphoric acid solutions
CN111100648A (zh) * 2019-12-13 2020-05-05 广东环境保护工程职业学院 一种重金属复合稳定剂及其制备方法和应用
CN113955731B (zh) * 2021-12-08 2024-03-01 昆明云盘山农牧科技有限公司 一种含有颗粒状饲料级磷酸二氢钙制备方法
CN115340077B (zh) * 2022-07-22 2024-05-03 承德莹科精细化工股份有限公司 一种高纯度磷酸镧的制备方法
WO2024047228A1 (en) 2022-09-02 2024-03-07 Cytec Industries Inc. Reagents and processes for removing heavy metals from phosphoric acid solutions
WO2024105263A1 (en) 2022-11-17 2024-05-23 Cytec Industries Inc. Compositions and processes for removing heavy metals from phosphoric acid containing streams

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3202658A1 (de) * 1982-01-28 1983-08-04 Hoechst Ag, 6230 Frankfurt Verfahren zur entfernung von schwermetallionen aus nassverfahrensphosphorsaeure
US4511541A (en) * 1982-12-02 1985-04-16 J. R. Simplot Company Process for the recovery of cadmium and other metals from solution
DE3434611A1 (de) * 1984-09-21 1986-04-03 Hoechst Ag, 6230 Frankfurt Verfahren zur reinigung von phosphorsaeure
US4721605A (en) * 1985-07-24 1988-01-26 American Cyanamid Company Selective removal of metals from aqueous solutions with dithiophosphinic acids

Also Published As

Publication number Publication date
IL85751A (en) 1991-12-15
DE68916292D1 (de) 1994-07-28
AU612009B2 (en) 1991-06-27
EP0333489A3 (en) 1989-11-02
IL85751A0 (en) 1988-08-31
NO891149D0 (no) 1989-03-16
JPH0214803A (ja) 1990-01-18
AU3138289A (en) 1989-09-21
ATE107607T1 (de) 1994-07-15
EP0333489B1 (en) 1994-06-22
EP0333489A2 (en) 1989-09-20
ZA891917B (en) 1989-11-29

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