IL116409A - Process for the recovery of alumina and silica - Google Patents

Process for the recovery of alumina and silica

Info

Publication number
IL116409A
IL116409A IL11640995A IL11640995A IL116409A IL 116409 A IL116409 A IL 116409A IL 11640995 A IL11640995 A IL 11640995A IL 11640995 A IL11640995 A IL 11640995A IL 116409 A IL116409 A IL 116409A
Authority
IL
Israel
Prior art keywords
cacl2
solution
pct
silica
alcl3
Prior art date
Application number
IL11640995A
Other languages
English (en)
Other versions
IL116409A0 (en
Inventor
Shlomo Nehari
Chanoch Gorin
Israel J Lin
Amos Berkovich
Original Assignee
Mashal Alumina Ind 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 Mashal Alumina Ind Ltd filed Critical Mashal Alumina Ind Ltd
Priority to IL11640995A priority Critical patent/IL116409A/xx
Publication of IL116409A0 publication Critical patent/IL116409A0/xx
Priority to CN96199671A priority patent/CN1085622C/zh
Priority to DE69603289T priority patent/DE69603289T2/de
Priority to JP9522639A priority patent/JP2000505034A/ja
Priority to US09/091,457 priority patent/US5993758A/en
Priority to BR9612010-0A priority patent/BR9612010A/pt
Priority to HU0001163A priority patent/HUP0001163A3/hu
Priority to RU98113521/12A priority patent/RU2176984C2/ru
Priority to ES96940107T priority patent/ES2134649T3/es
Priority to AT96940107T priority patent/ATE182128T1/de
Priority to AU77079/96A priority patent/AU713938B2/en
Priority to CA002240067A priority patent/CA2240067A1/en
Priority to CZ981849A priority patent/CZ184998A3/cs
Priority to KR10-1998-0704457A priority patent/KR100421596B1/ko
Priority to ZA9610486A priority patent/ZA9610486B/xx
Priority to PCT/IL1996/000179 priority patent/WO1997022554A1/en
Priority to EP96940107A priority patent/EP0866769B1/en
Priority to HK99100062A priority patent/HK1014923A1/xx
Publication of IL116409A publication Critical patent/IL116409A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/113—Silicon oxides; Hydrates thereof
    • C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/126—Preparation of silica of undetermined type
    • 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
    • C01F7/20—Preparation of aluminium oxide or hydroxide from aluminous ores using acids or salts
    • C01F7/22—Preparation of aluminium oxide or hydroxide from aluminous ores using acids or salts with halides or halogen acids
    • 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
    • C01F7/30—Preparation of aluminium oxide or hydroxide by thermal decomposition or by hydrolysis or oxidation of aluminium compounds
    • 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
    • C01F7/30—Preparation of aluminium oxide or hydroxide by thermal decomposition or by hydrolysis or oxidation of aluminium compounds
    • C01F7/306—Thermal decomposition of hydrated chlorides, e.g. of aluminium trichloride hexahydrate

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Processing Of Solid Wastes (AREA)
  • Silicon Compounds (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
IL11640995A 1995-12-15 1995-12-15 Process for the recovery of alumina and silica IL116409A (en)

Priority Applications (18)

Application Number Priority Date Filing Date Title
IL11640995A IL116409A (en) 1995-12-15 1995-12-15 Process for the recovery of alumina and silica
EP96940107A EP0866769B1 (en) 1995-12-15 1996-12-12 Process for recovery of alumina and silica
ES96940107T ES2134649T3 (es) 1995-12-15 1996-12-12 Procedimiento para la recuperacion de alumina y silice.
AU77079/96A AU713938B2 (en) 1995-12-15 1996-12-12 Process for recovery of alumina and silica
JP9522639A JP2000505034A (ja) 1995-12-15 1996-12-12 アルミナおよびシリカの回収方法
US09/091,457 US5993758A (en) 1995-12-15 1996-12-12 Process for recovery of alumina and silica
BR9612010-0A BR9612010A (pt) 1995-12-15 1996-12-12 Processo para a recuperação simultânea de alumina e sìlica substancialmente puras a partir de um aluminossolicato
HU0001163A HUP0001163A3 (en) 1995-12-15 1996-12-12 Process for recovery of alumina and silica
RU98113521/12A RU2176984C2 (ru) 1995-12-15 1996-12-12 Способ выделения глинозема и кремнезема
CN96199671A CN1085622C (zh) 1995-12-15 1996-12-12 回收氧化铝和二氧化硅的方法
AT96940107T ATE182128T1 (de) 1995-12-15 1996-12-12 Verfahren zur rückwinnung von aluminiumoxid und siliziumoxid
DE69603289T DE69603289T2 (de) 1995-12-15 1996-12-12 Verfahren zur rückwinnung von aluminiumoxid und siliziumoxid
CA002240067A CA2240067A1 (en) 1995-12-15 1996-12-12 Process for recovery of alumina and silica
CZ981849A CZ184998A3 (cs) 1995-12-15 1996-12-12 Způsob zpětného získávání oxidu hlinitého a oxidu křemičitého
KR10-1998-0704457A KR100421596B1 (ko) 1995-12-15 1996-12-12 알루미나및실리카의회수방법
ZA9610486A ZA9610486B (en) 1995-12-15 1996-12-12 Process for the recovery of alumina and silica
PCT/IL1996/000179 WO1997022554A1 (en) 1995-12-15 1996-12-12 Process for recovery of alumina and silica
HK99100062A HK1014923A1 (en) 1995-12-15 1999-01-07 Process for recovery of alumina and silica

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL11640995A IL116409A (en) 1995-12-15 1995-12-15 Process for the recovery of alumina and silica

Publications (2)

Publication Number Publication Date
IL116409A0 IL116409A0 (en) 1996-03-31
IL116409A true IL116409A (en) 1999-11-30

Family

ID=11068319

Family Applications (1)

Application Number Title Priority Date Filing Date
IL11640995A IL116409A (en) 1995-12-15 1995-12-15 Process for the recovery of alumina and silica

Country Status (18)

Country Link
US (1) US5993758A (xx)
EP (1) EP0866769B1 (xx)
JP (1) JP2000505034A (xx)
KR (1) KR100421596B1 (xx)
CN (1) CN1085622C (xx)
AT (1) ATE182128T1 (xx)
AU (1) AU713938B2 (xx)
BR (1) BR9612010A (xx)
CA (1) CA2240067A1 (xx)
CZ (1) CZ184998A3 (xx)
DE (1) DE69603289T2 (xx)
ES (1) ES2134649T3 (xx)
HK (1) HK1014923A1 (xx)
HU (1) HUP0001163A3 (xx)
IL (1) IL116409A (xx)
RU (1) RU2176984C2 (xx)
WO (1) WO1997022554A1 (xx)
ZA (1) ZA9610486B (xx)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU3948997A (en) * 1997-08-14 1999-03-08 Satec Ecochem Ltd. A process for producing silica acid
IL134477A (en) * 2000-02-10 2004-05-12 Promeks As Process for the preparation of amorphous silica
JP2004533387A (ja) * 2000-12-31 2004-11-04 エイティーアイ−アルミナム テクノロジーズ イスラエル リミテッド 鉱石からのアルミニウム化合物およびシリカの製造
ES2199049B1 (es) * 2002-02-13 2005-06-01 Antonio Porras Martin Metodo de descarbonatacion de diatomita mediante la utilizacion de acido clorhidrico en circuito cerrado.
WO2005108293A1 (en) * 2004-05-12 2005-11-17 Promeks As Improved process for production of pure amorphous mesoporous silica from quartz
NO20042646D0 (no) * 2004-05-12 2004-06-23 Promeks As Forbedret prosess for fremstilling av ren amorf siliciumoksyd spesielt zerogel for stabilisering av ol, samt for isolasjonsformal
WO2005108290A1 (en) * 2004-05-12 2005-11-17 Promeks As Improved process for production of pure amorphous silica from quartz preferably to be used as filler material
NO20042645D0 (no) * 2004-05-12 2004-06-23 Promeks As Forbedret prosess for fremstilling av ren amorf og hydrofobisk siliciumoksyd
EP1991500A2 (en) * 2006-02-20 2008-11-19 Hyattville Company Ltd. Production of solar and electronic grade silicon from aluminosilicate containing material
CN101041450B (zh) * 2006-03-15 2011-06-01 中国地质大学（北京） 利用高铝粉煤灰制取氧化铝和白炭黑清洁生产工艺
WO2008100123A1 (fr) * 2007-02-14 2008-08-21 Alexandr Kosmukhambetov Procédé de transformation intégrée de matières premières de silicates d'aluminium
KR100947407B1 (ko) * 2007-04-03 2010-03-12 핑슈오 인더스트리얼 엘티디 석탄 비산회로부터 실리카 및 알루미나를 회수하기 위한방법
CN102268559A (zh) 2007-05-21 2011-12-07 奥贝特勘探Vspa有限公司 从铝土矿石中提取铝的工艺
CN101759210B (zh) * 2010-01-18 2012-12-05 马昱昭 一种从粉煤灰中提取高纯度氧化铝及硅胶的方法
CN101767807B (zh) * 2010-01-20 2012-12-05 潘爱芳 一种从铝土矿中提取高纯氧化铝与硅胶的方法
CN101811712A (zh) * 2010-04-27 2010-08-25 中国神华能源股份有限公司 一种利用流化床粉煤灰制备冶金级氧化铝的方法
CN102241410B (zh) * 2010-05-14 2013-07-10 东北大学 一种粉煤灰生态化综合利用方法
US9260767B2 (en) 2011-03-18 2016-02-16 Orbite Technologies Inc. Processes for recovering rare earth elements from aluminum-bearing materials
JP5894262B2 (ja) 2011-05-04 2016-03-23 オーバイト アルミナ インコーポレイテッドＯｒｂｉｔｅ Ａｌｕｍｉｎａｅ Ｉｎｃ． 種々の鉱石から希土類元素を回収する方法
JP2014519468A (ja) 2011-06-03 2014-08-14 オーバイト アルミナ インコーポレイテッド ヘマタイトの調製方法
JP2014526431A (ja) * 2011-09-16 2014-10-06 オーバイト アルミナ インコーポレイテッド アルミナ及び様々な他の生成物の調製プロセス
CN102502729B (zh) * 2011-09-22 2013-11-06 清华大学 一种由粉煤灰生产氧化铝的方法
FI123432B (fi) * 2011-12-02 2013-04-30 Jyvaeskylaen En Oy Menetelmä tuhkan, erityisesti lentotuhkan käsittelemiseksi
RU2492143C1 (ru) * 2011-12-26 2013-09-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Иркутский государственный технический университет" (ФГБОУ ВПО "ИрГТУ") Способ получения высококачественной кварцевой крупки
RU2579843C2 (ru) * 2012-01-10 2016-04-10 Орбит Текнолоджис Инк. Способы обработки красного шлама
CN104520237B (zh) * 2012-03-29 2018-05-01 奥佰特氧化铝有限公司 处理飞灰的方法
KR101443836B1 (ko) * 2012-04-17 2014-09-30 송병옥 카올린(큐랙스)에서 알루미나와 실리카를 분리하는 장치 및 방법
MY175471A (en) 2012-07-12 2020-06-29 Orbite Tech Inc Processes for preparing titanium oxide and various other products
AU2012386620B2 (en) * 2012-08-01 2017-02-02 Obshestvo S Ogranichennoy Otvetstvennost'yu "Obedinennaya Kompania Rusal Inzhenerno-Tekhnologicheskiy Tsentr" Method for producing alumina
US9353425B2 (en) 2012-09-26 2016-05-31 Orbite Technologies Inc. Processes for preparing alumina and magnesium chloride by HCl leaching of various materials
CA2891427C (en) 2012-11-14 2016-09-20 Orbite Aluminae Inc. Methods for purifying aluminium ions
WO2019222602A1 (en) 2018-05-18 2019-11-21 California Institute Of Technology Process to convert reduced sulfur species and water into hydrogen and sulfuric acid
RU2705071C1 (ru) * 2018-11-07 2019-11-01 Федеральное государственное автономное образовательное учреждение высшего образования "Национальный исследовательский технологический университет "МИСиС" Способ получения металлургического глинозема кислотно-щелочным способом
MX2022001785A (es) 2019-08-13 2022-06-08 California Inst Of Techn Proceso para preparar oxido de calcio o cemento pórtland normal a partir de rocas y minerales que llevan calcio.
CN112934919B (zh) * 2021-02-05 2022-07-01 云南大地丰源环保有限公司 一种废弃无水氯化铝的处理方法
CA3231096A1 (en) * 2021-09-21 2023-03-30 Yafeng GUO A process for producing alumina

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1868499A (en) * 1929-06-07 1932-07-26 Electric Smelting & Aluminum C Process of recovering alumina from silicious materials containing it
US2413709A (en) * 1943-03-31 1947-01-07 John D Hoffman Method of recovering alumina and hydrochloric acid
US2947604A (en) * 1956-12-07 1960-08-02 Anaconda Co Production of alumina
US3427127A (en) * 1966-05-09 1969-02-11 Louis Stanton Mccollum Process for recovering aluminum values from heat expandable materials
US4056363A (en) * 1974-03-21 1977-11-01 Georg Messner Apparatus for the fabrication of pure alumina from Al2 O3 and silica containing raw materials by leaching with hydrochloric acid
DE2555875A1 (de) * 1975-09-30 1977-03-31 Financial Mining Ind Ship Verfahren zur aufarbeitung von alunit
US4158042A (en) * 1977-10-07 1979-06-12 Alcan Research And Development Limited Recovery of alumina from siliceous minerals
NO147516C (no) * 1979-02-13 1983-04-27 Elkem Spigerverket As Fremgangsmaate for utfelling av et rent aluminiumklorid fra loesninger som inneholder aluminium- og magnesiumioner.
GB2205558A (en) * 1987-05-18 1988-12-14 Lonhro Plc Recovery of alumina from aluminosilicates

Also Published As

Publication number Publication date
AU7707996A (en) 1997-07-14
DE69603289T2 (de) 1999-12-09
EP0866769A1 (en) 1998-09-30
ZA9610486B (en) 1997-06-24
JP2000505034A (ja) 2000-04-25
RU2176984C2 (ru) 2001-12-20
CN1207719A (zh) 1999-02-10
KR100421596B1 (ko) 2004-04-17
HUP0001163A2 (hu) 2000-08-28
CZ184998A3 (cs) 1999-03-17
AU713938B2 (en) 1999-12-16
WO1997022554A1 (en) 1997-06-26
CN1085622C (zh) 2002-05-29
KR20000064401A (ko) 2000-11-06
US5993758A (en) 1999-11-30
HUP0001163A3 (en) 2001-07-30
ATE182128T1 (de) 1999-07-15
HK1014923A1 (en) 1999-10-08
BR9612010A (pt) 1999-12-28
ES2134649T3 (es) 1999-10-01
EP0866769B1 (en) 1999-07-14
DE69603289D1 (de) 1999-08-19
IL116409A0 (en) 1996-03-31
CA2240067A1 (en) 1997-06-26

Similar Documents

Publication Publication Date Title
ZA9610486B (en) Process for the recovery of alumina and silica
RU98113521A (ru) Способ выделения глинозема и кремнезема
AU6088994A (en) Process for producing sodium salts from brines of sodium ores
AU1958388A (en) Process for producing pure magnesium oxide
CA2222138A1 (en) Method of preparing 3-haloalkyl-1h-pyrazoles
AU4832596A (en) Method for recovery of xylose from solutions
MY121013A (en) Method for producing acrylic acid and methacrylic acid
NZ333581A (en) Derivation of pure fine particle silica and pure aluminium hydroxide from clay minerals
EP0753534A3 (en) Cation exchange membrane for electrolysis and process for the production of high purity potassium hydroxide
EP0771760A3 (en) Process for the purification of aluminum hydroxide and process for the surface treatment of aluminum plate utilizing the purification process
HK1012374A1 (en) Process for stereospecific hydrolysis of piperidinedione derivatives
GB9216666D0 (en) A process for the destruction of halocarbons
AU584532B2 (en) Process for recovering gallium trichloride from gallium-containing waste
CA2182168A1 (en) Process for treating solid waste containing volatilizable inorganic contaminants
AU8569998A (en) Improved process for recovering hydrogen in producing pure terephthalic acid
CA2288815A1 (en) Process for producing aluminum hydroxide from alumina-containing ore
IL118655A0 (en) Process for recovery of lithium and other metals and salts from brines
DE59610972D1 (de) Verfahren zur herstellung von hochreinem magnesiumhydroxid und magnesiumoxid aus magnesiumalkoxiden
AU6878794A (en) Process for treatment of sodium hydroxide waste liquor containing aluminum
AU668458B2 (en) Method of obtaining a physically stable crystalline y-modification of paraminobenzene sulphanilamide
AU2034795A (en) Removal of impurities in Bayer process
GR1002849B (el) Μεθοδος ανακυκλωσης αλουμινιου
TW328968B (en) Process for upgrading titaniferous materials
Dubovikov Regeneration of the Recycled Solution Recovery in the Thermochemical Treatment of Bauxite.(Translation)
Nolting et al. Process for producing aluminium

Legal Events

Date Code Title Description
FF Patent granted
KB Patent renewed
KB Patent renewed
MM9K Patent not in force due to non-payment of renewal fees