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1. 发明公开

EP4174195A1 RECOVERY OF NICKEL AND/OR COBALT CONTAINED IN AN IRON AND/OR ALUMINUM SOLID RESIDUE 审中-实审
公开(公告)号：EP4174195A1
公开(公告)日：2023-05-03
申请号：EP21306523.8
申请日：2021-10-29
申请人： Eramet , Eramet Ideas
发明人： POMAREDE, Vincent
IPC分类号： C22B3/08 , C22B3/00
摘要： The present invention concerns a process for recovering nickel and/or cobalt from an iron and/or aluminum solid residue, said process comprising the following successive steps:
a) Leaching of an iron and/or aluminum solid residue containing Ni and/or Co with an aqueous solution containing sulfuric acid at a final pH ≤ 2, said iron and/or aluminum solid residue containing Ni and/or Co being issued from an iron and/or aluminum removal step by neutralization during a nickel ore treatment process;
b) Selective precipitation of iron and/or aluminum by neutralization of the leachate obtained in step a) at a pH in the range of 3-5 with a neutralizing agent;
c) Solid/liquid separation and washing of the solid obtained in step b);
d) Recovery of the neutralization solution and washing solution obtained in step c) containing nickel and/or cobalt.
It also concerns the use of the process according to the present invention in a nickel ore treatment process.

2. 发明授权

US11559783B2 Method for producing an adsorbent material and method for extracting lithium from saline solutions using the material 有权
公开(公告)号：US11559783B2
公开(公告)日：2023-01-24
申请号：US16314107
申请日：2017-06-30
申请人： ERAMET , IFP ENERGIES NOUVELLES
发明人： Vincent Lecocq , Fabien André Pierre Burdet , Yohan Florent Oudart , Guillaume Patrick André Maillet
IPC分类号： B01J20/08 , B01J20/04 , B01J20/30 , C01D15/00 , C01F7/141 , C22B26/12 , C01F7/34 , C01F7/78
摘要： The present invention relates to the field of solid materials for the adsorption of lithium. In particular, the present invention relates to a new method for the preparation of a crystallized and shaped solid material, preferably in extruded form, of the formula (LiCl)x.2Al(OH)3,nH2O, wherein n is between 0.01 and 10, x is between 0.4 and 1, wherein it comprises a step a) of precipitation of boehmite under specific temperature and pH conditions, a step of bringing into contact the precipitate obtained with LiCl, at least one acid extrusion-kneading shaping step, wherein the method also comprises a final hydrothermal treatment step, all of which makes it possible to increase the lithium adsorption capacity, the adsorption kinetics, as well as the lithium/boron selectivity of the materials obtained with respect to the materials of the prior art, when it is used in a lithium extraction method of saline solutions.

3. 发明授权

US11554358B2 Process for preparing an adsorbent material and process for extracting lithium using said material 有权
公开(公告)号：US11554358B2
公开(公告)日：2023-01-17
申请号：US16303981
申请日：2017-05-23
申请人： ERAMET , IFP ENERGIES NOUVELLES
发明人： Malika Boualleg , Fabien Burdet , Yohan Florent Oudart
IPC分类号： B01J20/04 , C01F7/00 , B01J20/30 , B01J20/28 , B01J20/282 , C01D15/04 , B01D15/20 , C01F7/78
摘要： The present invention relates to the field of solid materials for the adsorption of lithium. In particular, the present invention relates to a novel process for preparing a solid crystalline material formed preferably in extrudate form, of formula (LiCl)x.2Al(OH)3,nH2O with n being between 0.01 and 10, x being between 0.4 and 1, comprising a step a) to precipitate boehmite under specific conditions of temperature and pH, a step to place the precipitate obtained in contact with a specific quantity of LiCl, at least one forming step preferably via extrusion, said process also comprising a final hydrothermal treatment step, all allowing an increase in lithium adsorption capacity and in the adsorption kinetics of the materials obtained compared to prior art materials, when used in a process to extract lithium from saline solutions.

4. 发明申请

US20180353932A1 PROCESS FOR PREPARING AN ADSORBING MATERIAL COMPRISING A PRECIPITATING STEP OF BOEHMITE ACCORDING TO SPECIFIC CONDITIONS AND PROCESS FOR EXTRACTING LITHIUM FROM SALINE SOLUTIONS USING THIS MATERIAL 审中-公开
公开(公告)号：US20180353932A1
公开(公告)日：2018-12-13
申请号：US15579811
申请日：2016-06-03
申请人： ERAMET , IFP ENERGIES NOUVELLES
发明人： Malika BOUALLEG , Fabien BURDET , Morgan GOHIN
IPC分类号： B01J20/08 , B01J20/04 , B01J20/30 , C01F7/00 , C01F7/14 , C01F7/34
摘要： The present invention relates to the field of solid materials for adsorption of lithium. In particular, the present invention relates to a novel method for preparing a crystallized and shaped solid material, preferably as extrudates, of formula LiXx.2Al(OH)3, nH2O with n being comprised between 0.01 and 10, x being equal to 1 when X is an anion selected from among chloride, hydroxide and nitrate anions, and x being equal to 0.5 when X is an anion selected from among sulfate and carbonate anions, comprising a step a) for precipitation of boehmite under specific temperature and pH conditions, at least one shaping step, preferably by extrusion, said method also comprising a final hydrothermal treatment step, the whole giving the possibility of increasing the adsorption capacity for lithium as well as the adsorption kinetics of the materials obtained as compared with the materials of the prior art when the latter is used in a method for extracting the lithium from saline solutions.

5. 发明申请

US20200316557A1 PROCESS FOR PREPARING AN ADSORBENT MATERIAL AND PROCESS FOR EXTRACTING LITHIUM USING SAID MATERIAL 审中-公开
公开(公告)号：US20200316557A1
公开(公告)日：2020-10-08
申请号：US16303981
申请日：2017-05-23
申请人： ERAMET , IFP ENERGIES NOUVELLES
发明人： Malika BOUALLEG , Fabien BURDET , Yohan Florent OUDART
IPC分类号： B01J20/04 , C01F7/00 , B01J20/30 , B01J20/28 , B01J20/282 , C01D15/04 , B01D15/20
摘要： The present invention relates to the field of solid materials for the adsorption of lithium. In particular, the present invention relates to a novel process for preparing a solid crystalline material formed preferably in extrudate form, of formula (LiCl)x.2Al(OH)3,nH2O with n being between 0.01 and 10, x being between 0.4 and 1, comprising a step a) to precipitate boehmite under specific conditions of temperature and pH, a step to place the precipitate obtained in contact with a specific quantity of LiCl, at least one forming step preferably via extrusion, said process also comprising a final hydrothermal treatment step, all allowing an increase in lithium adsorption capacity and in the adsorption kinetics of the materials obtained compared to prior art materials, when used in a process to extract lithium from saline solutions.

6. 发明申请

US20180345244A1 METHOD FOR PREPARING AN ADSORBENT MATERIAL COMPRISING A STEP OF BASIC MIXING, AND METHOD FOR EXTRACTING LITHIUM FROM SALINE SOLUTIONS USING SAID MATERIAL 审中-公开
公开(公告)号：US20180345244A1
公开(公告)日：2018-12-06
申请号：US15778768
申请日：2016-11-24
申请人： ERAMET , IFP ENERGIES NOUVELLES
发明人： Malika BOUALLEG , Fabien André Pierre BURDET , Morgan Julien Florian GOHIN
IPC分类号： B01J20/04 , B01J20/30 , B01J20/28
CPC分类号： C01F7/002 , B01J20/041 , B01J20/3007 , C01D15/00 , C01F7/004 , C01F7/025 , C01P2002/72
摘要： The present invention relates to the field of solid materials for the adsorption of lithium. In particular, the present invention relates to a new method for the preparation of a crystallized and shaped solid material, preferably in extruded form, of formula LiXx.2Al(OH)3,nH2O, wherein n is between 0.01 and 10, x is 1 when X is an anion selected from among chloride, hydroxide and nitrate anions, and x is 0.5 when X is an anion selected from among sulfate and carbonate anions, comprising a boehmite precipitation step a) under specific temperature and pH conditions, at least one basic mixing shaping step, wherein the method also comprises a final hydrothermal treatment step, all to increase the lithium adsorption capacity and the kinetics of adsorption of the materials obtained, compared with the materials of the prior art when it is used in a method for lithium extraction from saline solutions.

7. 发明申请

US20160317998A1 METHOD OF PREPARING AN ADSORBENT MATERIAL SHAPED IN THE ABSENCE OF BINDER AND METHOD OF EXTRACTING LITHIUM FROM SALINE SOLUTIONS USING SAID MATERIAL 审中-公开
标题翻译：制备在粘合剂中形成的吸附材料的方法和使用上述材料从盐溶液中提取锂的方法
公开(公告)号：US20160317998A1
公开(公告)日：2016-11-03
申请号：US15107453
申请日：2014-12-23
申请人： ERAMET , IFP ENERGIES NOUVELLES
发明人： Malika BOUALLEG , Olivier LAFON , Fabien André Pierre BURDET , Romain Charles Joseph René SOULAIROL
IPC分类号： B01J20/08 , C02F1/28 , C01D15/04 , B01D15/36 , B01J20/04 , B01J20/30
CPC分类号： B01J20/08 , B01D15/36 , B01J20/046 , B01J20/3007 , B01J20/3078 , B01J20/3085 , B01J2220/58 , C01D15/04 , C01F7/043 , C01P2002/72 , C01P2006/12 , C02F1/281
摘要： A method for preparing a crystallized solid material of formula LiCl.2Al(OH)3,nH2O with n being comprised between 0.01 and 10, includes mixing in an aqueous medium, at least one source of alumina and at least one source of lithium in order to obtain a suspension, filtering the resulting suspension obtained for obtaining a slurry, followed by drying the obtained slurry at a temperature between 20 and 80° C. for a period between 1 h and 12 h, then shaping by extrusion the resulting dried slurry, directly after the drying to obtain extrudates, where the shaping was carried out without any binder, and then the drying of the obtained extrudates at a temperature comprised between 20 and 200° C. for a period between 1 hour and 20 hours, in order to obtain the crystallized solid material of formula LiCl.2Al(OH)3,nH2O as extrudates. A method for extracting lithium from saline solutions uses the thereby prepared material.
摘要翻译：制备结晶固体物质的方法，其中n包含在0.01至10之间的式LiCl 2 Al（OH）3，nH 2 O，其包括在水性介质中，至少一种氧化铝源和至少一种锂源，按顺序混合得到悬浮液，过滤获得的悬浮液得到的悬浮液，然后在20〜80℃的温度下干燥所获得的浆料1小时至12小时之间的时间，然后挤出所得干浆料，在干燥后直接获得挤出物，其中在没有任何粘合剂的情况下进行成型，然后将所得挤出物在20-200℃的温度下干燥1小时至20小时，以便得到结晶的式LiCl 2 Al（OH）3，nH 2 O的固体物质作为挤出物。从盐溶液中提取锂的方法使用由此制备的材料。

8. 发明申请

WO2015097203A1 PROCEDE DE PREPARATION D'UN MATERIAU ADSORBANT MIS EN FORME PAR PRECIPITATION DE NITRATE D'ALUMINIUM ET D'ALUMINATE DE SODIUM ET PROCEDE D'EXTRACTION DE LITHIUM UTILISANT LEDIT MATERIAU 审中-公开
标题翻译：通过降低氮化铝和铝酸钠制备形状吸附材料的方法和使用合适的材料提取锂的方法
公开(公告)号：WO2015097203A1
公开(公告)日：2015-07-02
申请号：PCT/EP2014/079119
申请日：2014-12-23
申请人： ERAMET , IFP ENERGIES NOUVELLES
发明人： BOUALLEG, Malika , BURDET, Fabien André Pierre , SOULAIROL, Romain Charles Joseph René
IPC分类号： C01D15/02 , B01J20/04 , B01J20/30 , C01D15/10 , C01F7/04
CPC分类号： C01D15/10 , B01J20/04 , B01J20/08 , B01J20/3007 , B01J20/3042 , B01J20/3078 , B01J20/3085 , B01J2220/58 , C01D15/02 , C01F7/043 , C01P2002/72 , C01P2006/12
摘要： On décrit un nouveau procédé de préparation d'un matériau solide cristallisé de formule LiNO 3 .2Al(OH) 3 ,n H 2 O avec n étant compris entre 0,01 et 10, comprenant au moins les étapes suivantes a) une étape de précipitation, en milieu aqueux, de nitrate d'aluminium et d'aluminate de sodium et d'au moins une source de lithium pour obtenir une suspension, b) une étape de filtration de la suspension obtenue à l'étape a) pour obtenir une pâte, ladite étape de filtration n'étant pas suivie d'une étape de lavage de la pâte obtenue, c) une étape de séchage de la pâte obtenue à l'issue de l'étape b), d) une étape de mise en forme par extrusion de ladite pâte séchée pour obtenir des extrudés, et e) le séchage des extrudés obtenus à une température comprise entre 20 et 200°C pendant une durée comprise entre 1 heure et 20 heures, pour obtenir ledit matériau solide cristallisé sous forme d'extrudés. L'invention concerne également un procédé d'extraction du lithium à partir de solutions salines utilisant le matériau ainsi obtenu.. L'invention se rapporte à un matériau solide cristallisé de formule LiNO 3 .2Al(OH) 3 ,nH 2 O avec n étant compris entre 0,01 et 10 mis en forme. L'invention se rapporte également à un dispositif mettant en œuvre le procédé d'extraction de lithium.
摘要翻译：本发明涉及一种制备具有式LiNO3.2Al（OH）3，nH2O的结晶固体物质的方法，其中n为0.01至10，该方法至少包括以下步骤：（a）在水溶液介质，硝酸铝，铝酸钠和至少一种锂源，以获得悬浮液; （b）过滤在步骤（a）中获得的悬浮液以获得糊状物，过滤步骤不在于其中洗涤所得糊状物的步骤; （c）干燥步骤（b）结束时得到的糊状物; （d）通过挤出干燥的糊料成型以获得挤出产品; 和（e）在20和200℃之间的温度下将所得的挤出产物干燥1至20小时，以获得挤出产品形式的结晶固体材料。本发明还涉及使用所得材料从盐溶液中提取锂的方法。本发明还涉及具有式LiNO3.2Al（OH）3，nH2O，n在0.01和10之间的固态结晶材料。本发明还涉及一种用于进行锂提取方法的装置。

9. 发明申请

WO2015004375A1 PROCÉDÉ DE PURIFICATION DU NIOBIUM ET/OU DU TANTALE 审中-公开
标题翻译：净化铌和/锑的方法
公开(公告)号：WO2015004375A1
公开(公告)日：2015-01-15
申请号：PCT/FR2014/051741
申请日：2014-07-07
申请人： ERAMET
发明人： DELVALEE, Florent , LACHAIZE, Fatima , WEIGEL, Valérie
IPC分类号： C22B34/24
CPC分类号： C22B34/24
摘要： La présente invention concerne un procédé de purification du niobium et/ou du tantale à partir d'un minerai ou d'un concentré de niobium et/ou tantale contenant du titane et/ou du fer, le procédé comprenant les étapes suivantes: a) conversion sodique d'un minerai ou concentré de niobium et/ou tantale contenant du titane et/ou du fer par ajout d'une solution de NaOH concentrée à une température comprise entre 50°C et 150°C; b) séparation solide/liquide et récupération du solide obtenu à l'étape a); c) lavage du solide récupéré à l'étape b) avec une solution aqueuse contenant au plus 30g/L de NaOH et récupération du solide lavé; d) ajout d'eau de façon à dissoudre le niobium et/ou tantale; e) séparation solide/liquide et récupération de la solution aqueuse contenant le niobium et/ou tantale obtenue à l'étape d); f) acidification de la solution aqueuse obtenue l'étape e) jusqu'à un pH compris entre 1 et 5, avantageusement entre 3 et 4, de façon à précipiter le niobium et/ou tantale; g) séparation solide/liquide et récupération du précipité de niobium et/ou tantale purifié obtenu à l'étape f).
摘要翻译：本发明涉及一种从含有钛和/或铁的铌和/钽的矿石或浓缩物中提纯铌和/钽的方法，其中该方法包括以下步骤：a）矿石或精矿的钠转化率的含有钛和/或铁的铌和/钽通过在50℃至150℃的温度下加入浓NaOH溶液; b）在步骤a）中获得的固体/液体分离和回收; c）使用含有至多30g / L NaOH的水溶液洗涤步骤b）中回收的固体，并回收洗涤的固体; d）加水以溶解铌和/或钽; e）在步骤d）中获得的含有铌和/钽的水溶液的固/液分离和回收; f）将步骤e）中获得的水溶液酸化至pH为1至5，有利地为3至4，以沉淀铌和/或钽; 和g）在步骤f）中获得的纯化的铌和/或钽的沉淀物的固/液分离和回收。

10. 发明申请

WO2013011202A1 BOÎTE INTERNE DE CELLULE D'ÉLECTROLYSE DU MANGANÈSE PRÉSENTANT DES DOIGTS D'APPUI, CELLULE ET PROCÉDÉ ASSOCIÉ 审中-公开
标题翻译：用于电解锰电池的内部盒子，包括支撑手指，以及相关的方法和电池
公开(公告)号：WO2013011202A1
公开(公告)日：2013-01-24
申请号：PCT/FR2011/051698
申请日：2011-07-15
申请人： ERAMET , ALBERT, Luc , GIRARD, Benoît
发明人： ALBERT, Luc , GIRARD, Benoît
IPC分类号： C25C1/10 , C25C7/00 , C25D17/00
CPC分类号： C25C1/10 , C25C7/00
摘要： Boîte interne (16) de cellule d'électrolyse du manganèse, du type comprenant; une pluralité de cadres d'anode (66); une pluralité de cadres de cathode (64) placés entre les cadres d'anode (66); une pluralité de diaphragmes (68) interposés entre chaque cadre de cathode (64) et chaque cadre d'anode (66); un ensemble de serrage (72) propre à maintenir appliqués les uns contre les autres, les cadres de cathode (64), les cadres d'anode (66), et les diaphragmes (68), chaque cadre d'anode (66) présentant un compartiment intérieur (144) de réception d'anode délimité vers le bas par une traverse de fond (142); Le cadre d'anode (66) présente une pluralité de doigts d'appui (146) disjoints faisant saillie vers le haut à partir de la traverse de fond (142), les diaphragmes (68) adjacents au cadre d'anode (66) étant appliqués latéralement sur les doigts d'appui (146).
摘要翻译：本发明涉及一种用于电解锰电池的内部盒（16），其包括：多个阳极框架（66）; 放置在阳极框架（66）之间的多个阴极框架（64）; 设置在每个阴极框架（64）和每个阳极框架（66）之间的多个隔膜（68）; 以及用于将阴极框架（64），阳极框架（66）和隔膜（68）彼此保持的夹持组件（72），每个阳极框架（66）具有限定在底部的内部阳极容纳室（144）通过底部横向构件（142）。阳极框架（66）包括从底部横向构件（142）向上突出的多个不相交的支撑指（146），并且邻近阳极框架（66）的隔膜（68）横向地支撑在支撑指（ 146）。

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