DE2909986C2 - Verfahren zur Lagerung von Bauxitaufbereitungsabfällen und Aufnahmebecken hierfür - Google Patents
Verfahren zur Lagerung von Bauxitaufbereitungsabfällen und Aufnahmebecken hierfürInfo
- Publication number
- DE2909986C2 DE2909986C2 DE2909986A DE2909986A DE2909986C2 DE 2909986 C2 DE2909986 C2 DE 2909986C2 DE 2909986 A DE2909986 A DE 2909986A DE 2909986 A DE2909986 A DE 2909986A DE 2909986 C2 DE2909986 C2 DE 2909986C2
- Authority
- DE
- Germany
- Prior art keywords
- sludge
- dam
- bauxite
- suspension
- filter
- 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.)
- Expired
Links
- 229910001570 bauxite Inorganic materials 0.000 title claims description 13
- 238000000034 method Methods 0.000 title claims description 11
- 239000002699 waste material Substances 0.000 title claims description 10
- 230000008569 process Effects 0.000 title claims description 6
- 239000010802 sludge Substances 0.000 claims description 25
- 239000013535 sea water Substances 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000012065 filter cake Substances 0.000 claims description 7
- 239000000725 suspension Substances 0.000 claims description 7
- 239000004575 stone Substances 0.000 claims description 5
- 238000003860 storage Methods 0.000 claims description 5
- 239000004576 sand Substances 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 1
- 239000000706 filtrate Substances 0.000 description 11
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 7
- 230000008901 benefit Effects 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 238000000151 deposition Methods 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 241000356114 Trachytes Species 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000004131 Bayer process Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 159000000003 magnesium salts Chemical class 0.000 description 1
- 230000000877 morphologic effect Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 150000003891 oxalate salts Chemical class 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B1/00—Dumping solid waste
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D37/00—Processes of filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B7/00—Combinations of wet processes or apparatus with other processes or apparatus, e.g. for dressing ores or garbage
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
- C01D1/04—Hydroxides
-
- 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
- C01F7/066—Treatment of the separated residue
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/10—Filtration under gravity in large open drainage basins
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Geochemistry & Mineralogy (AREA)
- Analytical Chemistry (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Treatment Of Sludge (AREA)
- Processing Of Solid Wastes (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT50535/78A IT1109426B (it) | 1978-07-31 | 1978-07-31 | Procedimento per lo smaltimento dei residui di lavorazione della bauxite e loro contenimento in bacini di colmata |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2909986A1 DE2909986A1 (de) | 1980-02-21 |
| DE2909986C2 true DE2909986C2 (de) | 1982-12-09 |
Family
ID=11273222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2909986A Expired DE2909986C2 (de) | 1978-07-31 | 1979-03-14 | Verfahren zur Lagerung von Bauxitaufbereitungsabfällen und Aufnahmebecken hierfür |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4250032A (enExample) |
| JP (1) | JPS5523084A (enExample) |
| AU (1) | AU529973B2 (enExample) |
| DE (1) | DE2909986C2 (enExample) |
| ES (2) | ES478560A1 (enExample) |
| FR (1) | FR2433376A1 (enExample) |
| GR (1) | GR68029B (enExample) |
| IE (1) | IE48409B1 (enExample) |
| IT (1) | IT1109426B (enExample) |
| YU (2) | YU50779A (enExample) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1219788A (en) * | 1982-04-07 | 1987-03-31 | Ian C. Callaghan | Oil gas separation |
| US4460493A (en) * | 1982-04-22 | 1984-07-17 | Dow Corning Corporation | Process to control foaming in non-aqueous systems |
| US4619770A (en) * | 1985-01-07 | 1986-10-28 | Phillips Petroleum Company | Method and apparatus for recovering a fluid from a filter |
| CA1286480C (en) * | 1986-02-28 | 1991-07-23 | Peter F. Bagatto | Method of and apparatus for thickening red muds derived from bauxite and similar slurries |
| US5389244A (en) * | 1993-06-21 | 1995-02-14 | Cranston; Michael T. | Pressure and vacuum filtration and washing device |
| JP3570490B2 (ja) | 1999-03-01 | 2004-09-29 | 信越化学工業株式会社 | 泡抑制剤組成物 |
| AUPR105400A0 (en) * | 2000-10-27 | 2000-11-23 | Nauveau Technology Investments Ltd | Processes and compositions for water treatment |
| AUPS338102A0 (en) * | 2002-07-04 | 2002-07-25 | Nauveau Technology Investments Ltd | Processes for the treatment of a waste material having a high ph and/or alkalinity |
| CN100348521C (zh) * | 2005-07-18 | 2007-11-14 | 贵阳铝镁设计研究院 | 赤泥输送及过滤工艺 |
| CN1804234B (zh) * | 2006-01-18 | 2010-10-06 | 贵阳铝镁设计研究院 | 岩溶地区赤泥堆场的排水方法及其排水装置 |
| CN100453189C (zh) * | 2006-10-24 | 2009-01-21 | 沈阳铝镁设计研究院 | 一种赤泥的堆存方法 |
| JP5163909B2 (ja) | 2009-11-18 | 2013-03-13 | 信越化学工業株式会社 | 消泡剤用オイルコンパウンドの製造方法及び消泡剤組成物 |
| ITPD20100011A1 (it) * | 2010-01-26 | 2011-07-27 | Raffaello Cossu | Procedimento di pretrattamento dei rifiuti |
| CN103172234A (zh) * | 2013-04-03 | 2013-06-26 | 山东师范大学 | 一种赤泥堆放除碱的装置和方法 |
| CN105170307B (zh) * | 2015-09-29 | 2017-05-10 | 河南理工大学 | 一种赤泥柠檬酸脱碱工艺 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2335373A (en) * | 1940-10-21 | 1943-11-30 | Westvaco Chlorine Products Cor | Treating wet solids |
| FR1231638A (fr) * | 1957-01-15 | 1960-09-30 | Pechiney | Procédé de traitement des minerais d'aluminium |
| US3120996A (en) * | 1960-04-19 | 1964-02-11 | Kaiser Aluminium Chem Corp | Control of process carbonation in bayer type alumina plants |
| DE1592104B2 (de) * | 1965-02-06 | 1972-05-10 | Gebrüder Giulini GmbH, 6700 Ludwigshafen | Verfahren zur aufbereitung von rotschlamm |
| CA976488A (en) * | 1969-09-17 | 1975-10-21 | Dorr-Oliver Incorporated | Method for the settling of scale forming suspensions such as those of red mud in alumina manufacture |
| DE2329547C3 (de) * | 1973-06-09 | 1980-04-17 | Giulini Chemie Gmbh, 6700 Ludwigshafen | Verfahren zur Herstellung von Tonerde aus Bauxit nach dem Bayer-Verfahren |
| HU166061B (enExample) * | 1973-07-07 | 1975-01-28 | ||
| GB1439057A (en) * | 1973-10-10 | 1976-06-09 | Allied Colloids Ltd | Flocculating agents for alkaline systems |
| DE2531646A1 (de) * | 1975-07-15 | 1977-02-03 | Ekato Werke | Verfahren und vorrichtung zur herstellung von tonerde |
| DE2546722C3 (de) * | 1975-10-17 | 1978-06-08 | Aluterv Aluminiumipari Tervezoe Vallalat, Budapest | Verfahren zur Vorbereitung der Bauxittrübe für den Tonerdeaufschluß |
| DE2558204C3 (de) * | 1975-12-23 | 1978-07-27 | Scholten-Honig Research B.V., Foxhol (Niederlande) | Mittel auf Basis von Stärke und Natriumtetraborat zum Ausflocken von Feststoffen aus wässrigen, durch Behandlung von Bauxit erhaltenen alkalischen Aluminatlösungen |
| US4113833A (en) * | 1976-07-02 | 1978-09-12 | Nikolai Ivanovich Eremin | Process for the production of alumina from the mineral component of solid fuels |
| JPS5912805B2 (ja) * | 1978-04-24 | 1984-03-26 | 日本軽金属株式会社 | 赤泥を利用した土地造成法 |
-
1978
- 1978-07-31 IT IT50535/78A patent/IT1109426B/it active
-
1979
- 1979-03-01 YU YU00507/79A patent/YU50779A/xx unknown
- 1979-03-05 US US06/017,484 patent/US4250032A/en not_active Expired - Lifetime
- 1979-03-06 GR GR58527A patent/GR68029B/el unknown
- 1979-03-12 ES ES478560A patent/ES478560A1/es not_active Expired
- 1979-03-14 DE DE2909986A patent/DE2909986C2/de not_active Expired
- 1979-03-16 FR FR7906804A patent/FR2433376A1/fr active Granted
- 1979-03-23 JP JP3419979A patent/JPS5523084A/ja active Granted
- 1979-03-27 AU AU45523/79A patent/AU529973B2/en not_active Ceased
- 1979-07-16 ES ES482521A patent/ES482521A1/es not_active Expired
- 1979-08-08 IE IE910/79A patent/IE48409B1/en not_active IP Right Cessation
-
1982
- 1982-11-02 YU YU2458/82A patent/YU45547B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AU4552379A (en) | 1980-02-07 |
| YU45547B (en) | 1992-05-28 |
| IT1109426B (it) | 1985-12-16 |
| ES482521A1 (es) | 1980-04-01 |
| GR68029B (enExample) | 1981-10-27 |
| US4250032A (en) | 1981-02-10 |
| IE790910L (en) | 1980-01-31 |
| IE48409B1 (en) | 1985-01-09 |
| FR2433376A1 (fr) | 1980-03-14 |
| ES478560A1 (es) | 1979-11-16 |
| AU529973B2 (en) | 1983-06-30 |
| FR2433376B1 (enExample) | 1984-11-30 |
| JPS626871B2 (enExample) | 1987-02-13 |
| IT7850535A0 (it) | 1978-07-31 |
| DE2909986A1 (de) | 1980-02-21 |
| YU50779A (en) | 1983-06-30 |
| JPS5523084A (en) | 1980-02-19 |
| YU245882A (en) | 1986-08-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OC | Search report available | ||
| OD | Request for examination | ||
| D2 | Grant after examination | ||
| 8363 | Opposition against the patent | ||
| 8331 | Complete revocation |