ATE136870T1 - Verfahren zur abtrennung von metallischen ionen mit phosphonsäuren als complexbildner - Google Patents

Verfahren zur abtrennung von metallischen ionen mit phosphonsäuren als complexbildner

Info

Publication number
ATE136870T1
ATE136870T1 AT90901143T AT90901143T ATE136870T1 AT E136870 T1 ATE136870 T1 AT E136870T1 AT 90901143 T AT90901143 T AT 90901143T AT 90901143 T AT90901143 T AT 90901143T AT E136870 T1 ATE136870 T1 AT E136870T1
Authority
AT
Austria
Prior art keywords
complexing agents
phosphonic acids
metallic ions
complex formers
metal ion
Prior art date
Application number
AT90901143T
Other languages
English (en)
Inventor
Earl Philip Horwitz
Ralph Carl Gatrone
Kenneth Laverne Nash
Original Assignee
Arch Dev Corp
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 Arch Dev Corp filed Critical Arch Dev Corp
Application granted granted Critical
Publication of ATE136870T1 publication Critical patent/ATE136870T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02—Phosphorus compounds
    • C07F9/28—Phosphorus compounds with one or more P—C bonds
    • C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
    • C07F9/3804—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)] not used, see subgroups
    • C07F9/3839—Polyphosphonic acids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/38—Liquid-membrane separation
    • 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
    • C01B25/46—Preparation involving solvent-solvent extraction
    • C01B25/461—Preparation involving solvent-solvent extraction the phosphoric acid present in the medium obtained after reaction being first extracted from the liquid phase formed or separated then re-extracted as free acid by using water or as a phosphate by using a basic compound
    • 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
    • C01F17/00—Compounds of rare earth metals
    • C01F17/10—Preparation or treatment, e.g. separation or purification
    • C01F17/17—Preparation or treatment, e.g. separation or purification involving a liquid-liquid extraction
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
    • C02F1/683—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water by addition of complex-forming compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F11/00—Compounds containing elements of Groups 6 or 16 of the Periodic Table
    • C07F11/005—Compounds containing elements of Groups 6 or 16 of the Periodic Table compounds without a metal-carbon linkage
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F15/00—Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic Table
    • C07F15/02—Iron compounds
    • C07F15/025—Iron compounds without a metal-carbon linkage
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F15/00—Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic Table
    • C07F15/06—Cobalt compounds
    • C07F15/065—Cobalt compounds without a metal-carbon linkage
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F19/00—Metal compounds according to more than one of main groups C07F1/00 - C07F17/00
    • C07F19/005—Metal compounds according to more than one of main groups C07F1/00 - C07F17/00 without metal-C linkages
    • 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
    • C22B3/384—Pentavalent phosphorus oxyacids, esters thereof
    • C22B3/3844—Phosphonic acid, e.g. H2P(O)(OH)2
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
    • G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
    • G21F9/04—Treating liquids
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
    • G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
    • G21F9/04—Treating liquids
    • G21F9/06—Processing
    • 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)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Molecular Biology (AREA)
  • Hydrology & Water Resources (AREA)
  • Medicinal Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Biochemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Extraction Or Liquid Replacement (AREA)
AT90901143T 1988-11-01 1989-10-31 Verfahren zur abtrennung von metallischen ionen mit phosphonsäuren als complexbildner ATE136870T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US26560888A 1988-11-01 1988-11-01
US35140289A 1989-05-12 1989-05-12

Publications (1)

Publication Number Publication Date
ATE136870T1 true ATE136870T1 (de) 1996-05-15

Family

ID=26951315

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90901143T ATE136870T1 (de) 1988-11-01 1989-10-31 Verfahren zur abtrennung von metallischen ionen mit phosphonsäuren als complexbildner

Country Status (8)

Country Link
US (2) US5332531A (de)
EP (1) EP0449942B1 (de)
JP (1) JP3021035B2 (de)
AT (1) ATE136870T1 (de)
CA (1) CA2001976C (de)
DE (1) DE68926310T2 (de)
RU (1) RU2091311C1 (de)
WO (1) WO1990005115A1 (de)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5078894A (en) * 1990-04-30 1992-01-07 Arch Development Corporation Formulations for iron oxides dissolution
US5965025A (en) * 1991-06-12 1999-10-12 Idaho Research Foundation, Inc. Fluid extraction
US5770085A (en) * 1991-06-12 1998-06-23 Idaho Research Foundation, Inc. Extraction of metals and/or metalloids from acidic media using supercritical fluids and salts
US5182251A (en) * 1991-10-10 1993-01-26 Brigham Young University Aminoalkylphosphonic acid containing ligands attached to solid supports for removal of metal ions
DE4421932A1 (de) * 1994-06-23 1996-01-04 Basf Ag Verfahren von kohlenwasserstofflöslichen Aminomethylenphosphonsäure-Derivaten zur solventextraktiven Abtrennung von Eisenionen aus wäßrigen Lösungen
JP3830986B2 (ja) * 1995-03-07 2006-10-11 日本化学工業株式会社 ジ（１，１，３，３−テトラメチルブチル）ホスフィン及びその製造方法
US5651883A (en) * 1995-06-06 1997-07-29 Argonne National Laboratory/University Of Chicago Development Corp. Method for the chromatographic separation of cations from aqueous samples
EP0780406A3 (de) * 1995-12-21 1997-08-20 Albright & Wilson Uk Ltd Phosphonsäurepolymere
US5759512A (en) * 1996-06-04 1998-06-02 Cytec Technology Corp. Regeneration of dithiophosphorus acid metal extractants
US5840193A (en) * 1996-07-26 1998-11-24 Idaho Research Foundation Fluid extraction using carbon dioxide and organophosphorus chelating agents
US6086769A (en) * 1996-09-16 2000-07-11 Commodore Separation Technologies, Inc. Supported liquid membrane separation
US6153535A (en) * 1996-10-23 2000-11-28 Asahi Glass Company Ltd. Method for removing a thin film for a window glass
US6187911B1 (en) 1998-05-08 2001-02-13 Idaho Research Foundation, Inc. Method for separating metal chelates from other materials based on solubilities in supercritical fluids
WO2002053269A1 (fr) * 2001-01-05 2002-07-11 Framatome Anp Procede de separation d'isotopes
DE10151180B4 (de) * 2001-10-17 2010-05-12 Nowack, Norbert, Prof. Dr.-Ing. Verfahren und Lösung zur Entschichtung von metallischen Gegenständen mit Nickel-Korrosionsschutzbeschichtung
US7128840B2 (en) 2002-03-26 2006-10-31 Idaho Research Foundation, Inc. Ultrasound enhanced process for extracting metal species in supercritical fluids
JP2008533442A (ja) * 2005-01-18 2008-08-21 アイダホ リサーチ ファウンデーション インコーポレイテッド 金属含有物質から金属を回収する方法およびシステム
US7166758B2 (en) * 2005-03-26 2007-01-23 Luis Nunez Foam and gel methods for the decontamination of metallic surfaces
US8673297B2 (en) * 2006-02-28 2014-03-18 Basf Corporation Chlorine dioxide based cleaner/sanitizer
FR2911340B1 (fr) * 2007-01-16 2009-04-17 Commissariat Energie Atomique Materiau comprenant des polyazacycloalcanes, greffes sur des fibres de polypropylene, son procede de preparation, et procede d'elimination de cations metalliques d'un liquide
EA013997B1 (ru) * 2007-11-22 2010-08-30 Иркутская Городская Общественная Организация "Экологическая Группа" Способ извлечения металлов
CN101824536B (zh) * 2009-03-03 2011-12-14 北京有色金属研究总院 一种从硫酸处理磷矿过程中提取稀土的工艺
US8999168B2 (en) * 2010-10-29 2015-04-07 Ut-Battelle, Llc Supported liquid inorganic membranes for nuclear waste separation
RU2460693C2 (ru) * 2010-11-17 2012-09-10 Открытое акционерное общество "Калужский научно-исследовательский институт телемеханических устройств" Способ каталитического окисления аниона 1-гидроксиэтан-1,1-дифосфоновой кислоты в водном растворе
AU2012231686B2 (en) 2011-03-18 2015-08-27 Aem Technologies Inc. Processes for recovering rare earth elements from aluminum-bearing materials
US9410227B2 (en) 2011-05-04 2016-08-09 Orbite Technologies Inc. Processes for recovering rare earth elements from various ores
WO2013037054A1 (en) 2011-09-16 2013-03-21 Orbite Aluminae Inc. Processes for preparing alumina and various other products
CN102442657B (zh) * 2011-10-14 2014-02-26 吴杰 一种用于溶剂萃取法精制湿法磷酸的洗涤工艺
RU2490735C2 (ru) * 2011-11-22 2013-08-20 Российская Федерация, от имени которой выступает Открытое акционерное общество "Государственный научный центр - Научно-исследовательский институт атомных реакторов" Способ подготовки растворов переработки оят, содержащих комплексообразующие вещества, для экстракционного извлечения многовалентных актинидов
RU2500629C2 (ru) * 2011-12-20 2013-12-10 Открытое акционерное общество "Калужский научно-исследовательский институт телемеханических устройств" Способ разрушения аниона 1-гидроксиэтан-1,1-дифосфоновой кислоты в отходах производства
RU2016104423A (ru) 2012-01-10 2018-11-22 Орбит Текнолоджис Инк. Способы обработки красного шлама
CA2862307C (en) 2012-03-29 2015-12-01 Orbite Aluminae Inc. Processes for treating fly ashes
BR112015000626A2 (pt) 2012-07-12 2017-06-27 Orbite Aluminae Inc processos para preparação de óxido de titânio e outros produtos variados
US8871163B2 (en) * 2012-09-18 2014-10-28 American Vanadium Corp. Vanadium oxide purification process
US9353425B2 (en) 2012-09-26 2016-05-31 Orbite Technologies Inc. Processes for preparing alumina and magnesium chloride by HCl leaching of various materials
RU2514823C1 (ru) * 2012-10-23 2014-05-10 Федеральное государственное бюджетное учреждение науки Институт химии и технологии редких элементов и минерального сырья им. И.В. Тананаева Кольского научного центра Российской академии наук (ИХТРЭМС КНЦ РАН) Способ обработки радиактивного раствора
US9499420B2 (en) 2012-11-06 2016-11-22 Thatcher Company, Inc. Formulations and methods for removing heavy metals from waste solutions containing chelating agents
CA2891427C (en) 2012-11-14 2016-09-20 Orbite Aluminae Inc. Methods for purifying aluminium ions
US9126909B2 (en) * 2012-12-06 2015-09-08 The United States Of America, As Represented By The Secretary Of Agriculture Heavy metal remediation via sulfur-modified bio-oils
RU2529185C1 (ru) * 2013-02-12 2014-09-27 Федеральное государственное унитарное предприятие "Научно-производственное объединение "Радиевый институт имени В.Г. Хлопина" Способ подготовки карбидного оят к экстракционной переработке (варианты)
KR20150003971A (ko) * 2013-07-01 2015-01-12 삼성전자주식회사 포스포네이트기 함유 이온성 올리고머를 포함한 유도 용질 및 이를 이용한 정삼투 수처리 장치와 정삼투 수처리 방법
US9074162B1 (en) 2014-02-07 2015-07-07 Ecolab Usa Inc. Detergent compositions comprising vinylidene diphosphonic acid polymers
RU2572136C1 (ru) * 2014-12-22 2015-12-27 Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Северный (Арктический) федеральный университет имени М.В. Ломоносова" (САФУ) Способ осаждения ионов хрома (vi)
CN105363768A (zh) * 2015-12-09 2016-03-02 辽宁石油化工大学 翠菊和有机膦酸在修复铅污染土壤中的应用
RU2748195C1 (ru) * 2020-10-21 2021-05-20 Федеральное государственное бюджетное учреждение науки Институт химии твердого тела Уральского отделения Российской академии наук Способ извлечения ванадия

Family Cites Families (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2686803A (en) * 1950-12-30 1954-08-17 California Research Corp Surface-active esters of alkene phosphonous acids
FR1403179A (fr) * 1963-07-26 1965-06-18 Monsanto Co Méthode et compositions pour communiquer des propriétés séquestrantes à un agent générateur de chlore
US4579720A (en) * 1965-08-24 1986-04-01 Plains Chemical Development Co. Chelation
GB1204967A (en) * 1967-05-08 1970-09-09 Monsanto Co Organic phosphorus compounds, their production and use
US3625982A (en) * 1968-05-15 1971-12-07 Merck & Co Inc (1,2-epoxypropyl)phosphonous acid derivatives
US3520808A (en) * 1968-06-04 1970-07-21 Mobil Oil Corp Lubricating compositions containing novel phosphinic reaction products
US3641126A (en) * 1968-12-23 1972-02-08 Procter & Gamble Process for preparation of ethane-1-hydroxy - 1 1 2-triphosphonates from ethanecarbonyl-1 2-diphosphonates
US3686290A (en) * 1969-05-29 1972-08-22 Robert L Carroll Processes for preparing olefinic organo-phosphorus compounds
US4075291A (en) * 1969-11-06 1978-02-21 Petrolite Corporation Pyrophosphates
US3671126A (en) * 1970-02-19 1972-06-20 Ati Inc Noncontacting optical probe
GB1345518A (en) * 1970-02-20 1974-01-30 Albright & Wilson Phosphonate sequestrant
US3808237A (en) * 1970-04-13 1974-04-30 Monsanto Co Substituted epoxy ethane polyphosphonic acids and salts
US3617576A (en) * 1970-04-13 1971-11-02 Monsanto Co Methods of scale inhibition
US3940436A (en) * 1970-04-13 1976-02-24 Monsanto Company Substituted ethane diphosphonic acids and salts and esters thereof
GB1453840A (en) * 1973-05-15 1976-10-27 Ici Ltd Moulding composition
US3993728A (en) * 1975-08-27 1976-11-23 The United States Of America As Represented By The United States Energy Research And Development Administration Bidentate organophosphorus solvent extraction process for actinide recovery and partition
US4302429A (en) * 1976-11-08 1981-11-24 E. I. Du Pont De Nemours And Company Process for solution mining of uranium ores
US4293529A (en) * 1978-10-27 1981-10-06 Uranium Recovery Corporation Process for recovering uranium from wet-process phosphoric acid using alkyl pyrophosphoric acid extractants
US4302427A (en) * 1979-03-19 1981-11-24 International Minerals & Chemical Corporation Recovery of uranium from wet-process phosphoric acid
US4254063A (en) * 1979-05-07 1981-03-03 Betz Laboratories, Inc. Method for preparing oligomeric ester chain condensates of substituted 1-hydroxy-1,1-diphosphonic acid
FR2460958A1 (fr) * 1979-07-09 1981-01-30 Elf Aquitaine Nouveaux composes diphosphoniques, utiles a l'extraction des metaux lourds
FR2460960A1 (fr) * 1979-07-09 1981-01-30 Elf Aquitaine Nouveaux esthers triphosphoniques, utiles a l'extraction des metaux lourds
SU790698A1 (ru) * 1979-07-24 1981-12-30 Предприятие П/Я А-7815 Способ получени щелочных солей комплексов оксиэтилидендифосфоновой кислоты с металлами п группы
US4316877A (en) * 1979-11-23 1982-02-23 Allied Corporation Extraction of uranium values from phosphoric acid
US4464386A (en) * 1981-02-17 1984-08-07 Nissan Chemical Industries, Ltd. Insecticidal 3-difluoromethoxyphenyl-1-phenylcarbamoyl-2-pyrazolines
DE3225469A1 (de) * 1982-07-05 1984-01-05 Schering AG, 1000 Berlin und 4709 Bergkamen Diphosphonsaeure-derivate und diese enthaltende pharmazeutische praeparate
FR2531088B1 (fr) * 1982-07-29 1987-08-28 Sanofi Sa Produits anti-inflammatoires derives de l'acide methylenediphosphonique et leur procede de preparation
FR2535217B1 (fr) * 1982-10-29 1989-08-18 Ceca Sa Procede de recuperation de metaux lourds a partir de solutions acides
US4499833A (en) * 1982-12-20 1985-02-19 Rockwell International Corporation Thermal conversion of wastes
US4762649A (en) * 1985-08-19 1988-08-09 Monsanto Company Polymeric alkylene diphosphonate anhydrides, their production and use
US4733005A (en) * 1986-04-21 1988-03-22 The Dow Chemical Company Phosphinyl-containing ethylenically unsaturated compounds
DE3622786A1 (de) * 1986-07-07 1988-02-04 Benckiser Knapsack Gmbh Verfahren zur herstellung von vinyldiphosphonsaeure und ihren salzen
DE3623397A1 (de) * 1986-07-11 1988-01-14 Boehringer Mannheim Gmbh Neue diphosphonsaeurederivate, verfahren zu deren herstellung und diese verbindungen enthaltende arzneimittel
DE3724654A1 (de) * 1987-07-25 1989-02-02 Henkel Kgaa Hydroxyacetonitrildiphosphonsaeure, verfahren zu ihrer herstellung und ihre verwendung

Also Published As

Publication number Publication date
EP0449942A4 (en) 1992-06-10
DE68926310T2 (de) 1996-10-24
CA2001976C (en) 2000-04-18
EP0449942A1 (de) 1991-10-09
RU2091311C1 (ru) 1997-09-27
CA2001976A1 (en) 1990-05-01
US5332531A (en) 1994-07-26
WO1990005115A1 (en) 1990-05-17
JPH04505576A (ja) 1992-10-01
EP0449942B1 (de) 1996-04-17
DE68926310D1 (de) 1996-05-23
US5678242A (en) 1997-10-14
JP3021035B2 (ja) 2000-03-15

Similar Documents

Publication Publication Date Title
ATE136870T1 (de) Verfahren zur abtrennung von metallischen ionen mit phosphonsäuren als complexbildner
TW268007B (de)
LT96152A (en) Separating and concentrating certain ions using ion-binding ligands bonded to membranes
RU94022468A (ru) Способ концентрирования, удаления и выделения требуемых ионов из содержащего различные ионы исходного раствора, который может дополнительно содержать ионы водорода и/или хелатообразующие агенты, и соединение для его осуществления
MX172859B (es) Procedimiento para el fosfatado de superficies metalicas
ATE107607T1 (de) Verfahren zur entfernung von schwermetallionen aus phosphorsäure.
ES8306330A1 (es) "procedimiento para la extraccion liquido-liquido de iones de metales pesados a partir de soluciones acuosas".
US3479139A (en) Purifying phosphoric acid
ES8604661A1 (es) Metodo para solidificar y separar elementos constitutivos de soluciones de acido fosforico conteniendo uranio y metales disueltos
ES2101127T3 (es) Inmovilizacion de substancias radioactivas metalicas de un medio liquido a un medio solido.
ES8506062A1 (es) Un procedimiento para producir un lodo no peligroso para el medio ambiente a partir de una solucion acuosa que contiene metales pesados
DE3766173D1 (de) Verfahren zur beseitigung von schwermetallen aus waessrigen, sauren, phosphat enthaltenden medien.
JPS5513171A (en) Treatment of phosphorus-containing waste water
ATE166260T1 (de) Verfahren zur behandlung von flugasche
ATE7483T1 (de) Verfahren zur abtrennung von metallen aus waessrigen loesungen.
ATE99991T1 (de) Verfahren zur verhinderung des zusammenbackens von pulver.
JPS5561997A (en) Treatment method for chemical cleaning waste water
ES8702509A1 (es) Metodo para recuperar uranio a partir de acido fosforico ob-tenido por via humeda
ES8608450A1 (es) Procedimiento para la reduccion de iones metalicos en solu- ciones acuosas
DE68911606D1 (de) Verfahren zur Beseitigung von Cadmium aus Phosphorsäure enthaltenden Lösungen.
JPS6418492A (en) Waste liquid treatment method
DE3765169D1 (de) Verfahren zur reinigung von oxalsaeurediamid.
JPS51149874A (en) A process for fractional recovery of divalent heavy metal ions and pho sphate ions
MX9605036A (es) Composiciones y procesos para separar y concentrar ciertos iones de soluciones de ion mezcladas usando grupos coordinadores de ligazon de iones ligados a membranas
ATE68961T1 (de) Spuelloesung zur verhinderung der korrosion von dentallegierungen im mund.

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties