DE69002045D1 - Verfahren und vorrichtung zum dekantieren von suspensionen. - Google Patents
Verfahren und vorrichtung zum dekantieren von suspensionen.Info
- Publication number
- DE69002045D1 DE69002045D1 DE9090311049T DE69002045T DE69002045D1 DE 69002045 D1 DE69002045 D1 DE 69002045D1 DE 9090311049 T DE9090311049 T DE 9090311049T DE 69002045 T DE69002045 T DE 69002045T DE 69002045 D1 DE69002045 D1 DE 69002045D1
- Authority
- DE
- Germany
- Prior art keywords
- decaning
- suspensions
- decaning suspensions
- 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 - Fee Related
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
- B01D21/009—Heating or cooling mechanisms specially adapted for settling tanks
-
- 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
- B01D21/02—Settling tanks with single outlets for the separated liquid
- B01D21/04—Settling tanks with single outlets for the separated liquid with moving scrapers
- B01D21/06—Settling tanks with single outlets for the separated liquid with moving scrapers with rotating scrapers
-
- 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
- B01D21/24—Feed or discharge mechanisms for settling tanks
-
- 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
- B01D21/30—Control equipment
-
- 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
- B01D21/30—Control equipment
- B01D21/32—Density control of clear liquid or sediment, e.g. optical control ; Control of physical properties
-
- 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
- B01D21/30—Control equipment
- B01D21/34—Controlling the feed distribution; Controlling the liquid level ; Control of process parameters
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US42126889A | 1989-10-13 | 1989-10-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69002045D1 true DE69002045D1 (de) | 1993-07-29 |
DE69002045T2 DE69002045T2 (de) | 1993-09-30 |
Family
ID=23669862
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE90311049T Expired - Fee Related DE69002045T2 (de) | 1989-10-13 | 1990-10-09 | Verfahren und Vorrichtung zum Dekantieren von Suspensionen. |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP0422893B1 (de) |
AU (1) | AU623837B2 (de) |
BR (1) | BR9005136A (de) |
CA (1) | CA2027519A1 (de) |
DE (1) | DE69002045T2 (de) |
ES (1) | ES2042219T3 (de) |
IE (1) | IE64656B1 (de) |
OA (1) | OA09268A (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5407561A (en) * | 1993-05-07 | 1995-04-18 | Alcan International Limited | Pressure decanter |
AUPM654094A0 (en) * | 1994-06-29 | 1994-07-21 | Alcoa Of Australia Limited | Thickener mud gauge (conductivity) |
SE520068C2 (sv) * | 2000-03-01 | 2003-05-20 | Itt Mfg Enterprises Inc | Sätt och anordning för behandling av vätskor |
FR2846319B1 (fr) * | 2002-10-25 | 2004-12-10 | Pechiney Aluminium | Procede d'attaque de la bauxite ameliorant la filtrabilite des boues en sortie d'attaque |
RU2588960C2 (ru) | 2011-03-18 | 2016-07-10 | Орбит Элюминэ Инк. | Способы извлечения редкоземельных элементов из алюминийсодержащих материалов |
BR112013028371A2 (pt) | 2011-05-04 | 2017-02-14 | Orbite Aluminae Inc | processo de recuperação de ao menos um elemento terra-rara e/ou de ao menos um metal raro selecionado dentre in, zr, li e ga a partir de ao menos um material |
CA2863755C (en) | 2011-06-03 | 2016-04-26 | Orbite Aluminae Inc. | Methods for preparing hematite |
RU2014114938A (ru) | 2011-09-16 | 2015-10-27 | Орбит Элюминэ Инк. | Способы получения оксида алюминия и разнообразных других продуктов |
JP6025868B2 (ja) | 2012-01-10 | 2016-11-16 | オーバイト アルミナ インコーポレイテッドOrbite Aluminae Inc. | 赤泥を処理するプロセス |
WO2013142957A1 (en) | 2012-03-29 | 2013-10-03 | Orbite Aluminae Inc. | Processes for treating fly ashes |
WO2014008586A1 (en) | 2012-07-12 | 2014-01-16 | Orbite Aluminae Inc. | Processes for preparing titanium oxide and various other products |
JP2015535886A (ja) | 2012-09-26 | 2015-12-17 | オーバイト アルミナ インコーポレイテッドOrbite Aluminae Inc. | 種々の材料のHCl浸出によるアルミナおよび塩化マグネシウムを調製するためのプロセス |
WO2014075173A1 (en) | 2012-11-14 | 2014-05-22 | Orbite Aluminae Inc. | Methods for purifying aluminium ions |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2095546A (en) * | 1935-10-02 | 1937-10-12 | Int Smelting & Refining Co | Treatment of chemical pulp |
US4226714A (en) * | 1978-12-27 | 1980-10-07 | The Anaconda Company | Thickener control system |
US4222879A (en) * | 1979-03-12 | 1980-09-16 | W. R. Grace & Co. | Settling clarifier |
DE3475903D1 (en) * | 1983-11-28 | 1989-02-09 | Johann Muller Ag Kieswerk & Ba | Solids-loaden liquid clarifying vessel and plant |
US4545902A (en) * | 1984-09-17 | 1985-10-08 | Nalco Chemical Company | Flocculants for bauxite (red mud) |
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 |
GB8824176D0 (en) * | 1988-10-14 | 1988-11-23 | Allied Colloids Ltd | Recovery of alumina from bauxite |
-
1990
- 1990-10-09 ES ES199090311049T patent/ES2042219T3/es not_active Expired - Lifetime
- 1990-10-09 DE DE90311049T patent/DE69002045T2/de not_active Expired - Fee Related
- 1990-10-09 OA OA59869A patent/OA09268A/xx unknown
- 1990-10-09 EP EP90311049A patent/EP0422893B1/de not_active Expired - Lifetime
- 1990-10-12 IE IE366690A patent/IE64656B1/en not_active IP Right Cessation
- 1990-10-12 BR BR909005136A patent/BR9005136A/pt not_active IP Right Cessation
- 1990-10-12 CA CA002027519A patent/CA2027519A1/en not_active Abandoned
- 1990-10-12 AU AU64544/90A patent/AU623837B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
OA09268A (en) | 1992-08-31 |
IE64656B1 (en) | 1995-08-23 |
EP0422893B1 (de) | 1993-06-23 |
DE69002045T2 (de) | 1993-09-30 |
CA2027519A1 (en) | 1991-04-14 |
BR9005136A (pt) | 1991-09-17 |
ES2042219T3 (es) | 1993-12-01 |
AU6454490A (en) | 1991-04-18 |
IE903666A1 (en) | 1991-04-24 |
EP0422893A1 (de) | 1991-04-17 |
AU623837B2 (en) | 1992-05-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |