DE602005018234D1 - Luminiumtrihydrat hinsichtlich trennung von aluminatlauge und unlöslichen rückständen - Google Patents
Luminiumtrihydrat hinsichtlich trennung von aluminatlauge und unlöslichen rückständenInfo
- Publication number
- DE602005018234D1 DE602005018234D1 DE200560018234 DE602005018234T DE602005018234D1 DE 602005018234 D1 DE602005018234 D1 DE 602005018234D1 DE 200560018234 DE200560018234 DE 200560018234 DE 602005018234 T DE602005018234 T DE 602005018234T DE 602005018234 D1 DE602005018234 D1 DE 602005018234D1
- Authority
- DE
- Germany
- Prior art keywords
- residues
- hydrocyclone
- separation
- triydrate
- luminium
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/26—Separation of sediment aided by centrifugal force or centripetal force
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/26—Separation of sediment aided by centrifugal force or centripetal force
- B01D21/267—Separation of sediment aided by centrifugal force or centripetal force by using a cyclone
-
- 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
- C01F7/00—Compounds of aluminium
- C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
- C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
- C01F7/06—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom by treating aluminous minerals or waste-like raw materials with alkali hydroxide, e.g. leaching of bauxite according to the Bayer process
- C01F7/0646—Separation of the insoluble residue, e.g. of red mud
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/85954—Closed circulating system
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Geology (AREA)
- Geochemistry & Mineralogy (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Cyclones (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
- Superconductors And Manufacturing Methods Therefor (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0409946A FR2875495B1 (fr) | 2004-09-21 | 2004-09-21 | Perfectionnement au procede bayer de fabrication de trihydrate d'alumine, ledit perfectionnement portant sur la separation de la liqueur d'aluminate et des residus insolubles |
PCT/FR2005/002309 WO2006032770A1 (fr) | 2004-09-21 | 2005-09-19 | Perfectionnement au procede bayer de fabrication de trihydrate d’alumine, ledit perfectionnement portant sur la separation de la liqueur d’aluminate et des residus insolubles |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602005018234D1 true DE602005018234D1 (de) | 2010-01-21 |
Family
ID=34949417
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE200560018234 Active DE602005018234D1 (de) | 2004-09-21 | 2005-09-19 | Luminiumtrihydrat hinsichtlich trennung von aluminatlauge und unlöslichen rückständen |
Country Status (10)
Country | Link |
---|---|
US (1) | US7807119B2 (de) |
EP (1) | EP1791788B1 (de) |
CN (1) | CN101023029B (de) |
AT (1) | ATE451327T1 (de) |
AU (1) | AU2005286404B2 (de) |
BR (1) | BRPI0515534A (de) |
DE (1) | DE602005018234D1 (de) |
ES (1) | ES2338032T3 (de) |
FR (1) | FR2875495B1 (de) |
WO (1) | WO2006032770A1 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2934852B1 (fr) * | 2008-08-06 | 2011-06-24 | Alcan Int Ltd | Perfectionnement au procede bayer de production de trihydrate d'alumine, ledit procede comprenant une etape dans laquelle la liqueur sursaturee est filtree a haute temperature avant decomposition |
CN101648087B (zh) * | 2008-08-12 | 2011-12-21 | 沈阳铝镁设计研究院有限公司 | 氟化铝生产中尾气洗涤液沉淀物回收工艺及系统 |
CA2804859A1 (en) * | 2010-07-09 | 2012-01-12 | Rio Tinto Alcan International Limited | Flocculent addition and mixing rate for separating a slurry |
EP2886178A1 (de) * | 2013-12-20 | 2015-06-24 | Rio Tinto Alcan International Limited | Verfahren und Anlage zur Herstellung von Aluminiumtrihydrat mittels alkalischem Abbau von Bauxiterz |
FR3036395B1 (fr) * | 2015-05-20 | 2018-11-23 | Soletanche Freyssinet | Unite de traitement d'une boue et procede correspondant |
US11193989B2 (en) | 2018-07-27 | 2021-12-07 | Allegro Microsystems, Llc | Magnetoresistance assembly having a TMR element disposed over or under a GMR element |
CN110508038B (zh) * | 2019-08-09 | 2024-03-12 | 浙江省天正设计工程有限公司 | 一种含亚胺系列产品的硫酸溶液连续化液固分离的方法及装置 |
US11217626B2 (en) * | 2019-08-30 | 2022-01-04 | Allegro Microsystems, Llc | Dual tunnel magnetoresistance (TMR) element structure |
CN113262561B (zh) * | 2021-07-05 | 2023-03-10 | 沈阳铝镁设计研究院有限公司 | 一种细种子料浆浓缩装置及方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4328094A (en) * | 1980-02-08 | 1982-05-04 | Peck Albert C | Apparatus and process for the beneficiation, washing, elutriation and cleaning of particulate solids and recovery of chemical values |
GB8906500D0 (en) * | 1989-03-21 | 1989-05-04 | Shell Int Research | Process for the production of aluminium hydroxide from bauxite |
FR2718982B1 (fr) * | 1994-04-22 | 1996-06-14 | Pretraitement Regional Centre | Procédé de traitement des boues résiduaires minérales ou analogues et appareillage de mise en Óoeuvre dudit procédé. |
DE19903011A1 (de) * | 1999-01-26 | 2000-08-03 | Akw Apparate Verfahren | Verfahren zum Trennen und Entsorgen des sandigen Anteils des bei der Verarbeitung von Bauxit mittels heißer Natronlauge entstehenden Rotschlamms sowie Anordnung zur Durchführung des Verfahrens |
US6340033B2 (en) * | 1999-03-15 | 2002-01-22 | Alcan International Limited | Transfer of shear-thinning slurries |
US6077486A (en) * | 1999-03-25 | 2000-06-20 | Cytec Technology Corp. | Process for purifying alumina by mixing a Bayer process stream containing sodium aluminate with amidoxime polymer to reduce the level of iron |
CN1186259C (zh) * | 2002-11-12 | 2005-01-26 | 中国铝业股份有限公司 | 一种拜尔法生产氧化铝的方法 |
-
2004
- 2004-09-21 FR FR0409946A patent/FR2875495B1/fr not_active Expired - Fee Related
-
2005
- 2005-09-19 WO PCT/FR2005/002309 patent/WO2006032770A1/fr active Application Filing
- 2005-09-19 AT AT05805784T patent/ATE451327T1/de not_active IP Right Cessation
- 2005-09-19 ES ES05805784T patent/ES2338032T3/es active Active
- 2005-09-19 US US11/573,749 patent/US7807119B2/en not_active Expired - Fee Related
- 2005-09-19 DE DE200560018234 patent/DE602005018234D1/de active Active
- 2005-09-19 BR BRPI0515534-7A patent/BRPI0515534A/pt not_active IP Right Cessation
- 2005-09-19 AU AU2005286404A patent/AU2005286404B2/en not_active Ceased
- 2005-09-19 CN CN2005800315674A patent/CN101023029B/zh not_active Expired - Fee Related
- 2005-09-19 EP EP20050805784 patent/EP1791788B1/de not_active Not-in-force
Also Published As
Publication number | Publication date |
---|---|
ATE451327T1 (de) | 2009-12-15 |
FR2875495B1 (fr) | 2006-10-27 |
BRPI0515534A (pt) | 2008-07-29 |
EP1791788B1 (de) | 2009-12-09 |
CN101023029A (zh) | 2007-08-22 |
FR2875495A1 (fr) | 2006-03-24 |
US20070243118A1 (en) | 2007-10-18 |
WO2006032770A1 (fr) | 2006-03-30 |
AU2005286404B2 (en) | 2010-07-29 |
AU2005286404A1 (en) | 2006-03-30 |
ES2338032T3 (es) | 2010-05-03 |
US7807119B2 (en) | 2010-10-05 |
CN101023029B (zh) | 2011-08-17 |
EP1791788A1 (de) | 2007-06-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE602005018234D1 (de) | Luminiumtrihydrat hinsichtlich trennung von aluminatlauge und unlöslichen rückständen | |
RU2644169C1 (ru) | Способ рекуперации щелочи и алюминия во время обработки получаемого в процессе байера красного шлама с применением технологии известкования и карбонизации | |
JP2658771B2 (ja) | 赤泥の沈降分離における赤泥沈降助剤の添加方法 | |
US2806766A (en) | Process of purifying caustic aluminate liquors | |
BR0210657A (pt) | Método e aparelho para clarificar pasta fluida | |
US7666373B2 (en) | Alumina recovery using aluminum containing layered double hydroxide | |
EP0382383A3 (de) | Verfahren zur Herstellung von Tonerde aus Bauxit | |
US20120003130A1 (en) | Alumina production process | |
US6726845B1 (en) | Dextran starch and flocculant combination for improving red mud clarification | |
JP6481542B2 (ja) | 高純度硫酸ニッケル水溶液の製造方法 | |
CN102126764A (zh) | 硅晶片的蚀刻废水处理方法以及处理装置 | |
EP3084023B1 (de) | Verfahren und anlage zur herstellung von tonerdetrihydrat durch alkalischen abbau von bauxiterz | |
CN1242756A (zh) | 从铝土矿中除去二氧化硅 | |
CN105152195B (zh) | 拜耳法氧化铝生产过程中控制过滤滤饼的处理方法及设备 | |
CA2288815A1 (en) | Process for producing aluminum hydroxide from alumina-containing ore | |
RU2257347C1 (ru) | Способ комплексной переработки бокситов | |
CA2440422A1 (en) | Method and apparatus for recovering a pure substance from an impure solution by crystallization | |
HUP0001730A2 (hu) | Javított eljárás alumínium-oxid-monohidrátban dús bauxit kezelésére | |
EP1089797A1 (de) | Dextran-stärke und flockungsmittelzusammensetzung zur verbeserung der rotschlammklärung | |
US20160160317A1 (en) | Method and system for removing silica from an ore | |
CN101691234A (zh) | 一种氧化铝生产方法 | |
CN103964478B (zh) | 一种钙化-碳化法处理中低品位含铝原料及铝循环的方法 | |
CA1277479C (en) | Process for purifying alumina | |
AUPR437001A0 (en) | Process for the removal of anionic impurities from caustic aluminate solutions | |
KR101883405B1 (ko) | 적니의 처리 방법 및 그 장치 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |