ZA200309240B - Method and apparatus for clarifying a slurry. - Google Patents
Method and apparatus for clarifying a slurry. Download PDFInfo
- Publication number
- ZA200309240B ZA200309240B ZA200309240A ZA200309240A ZA200309240B ZA 200309240 B ZA200309240 B ZA 200309240B ZA 200309240 A ZA200309240 A ZA 200309240A ZA 200309240 A ZA200309240 A ZA 200309240A ZA 200309240 B ZA200309240 B ZA 200309240B
- Authority
- ZA
- South Africa
- Prior art keywords
- feedwell
- slurry
- underflow
- guiding cone
- shaft
- Prior art date
Links
- 239000002002 slurry Substances 0.000 title claims abstract description 83
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000005352 clarification Methods 0.000 claims abstract description 36
- 230000008719 thickening Effects 0.000 claims abstract description 17
- 239000007787 solid Substances 0.000 claims abstract description 15
- 239000011268 mixed slurry Substances 0.000 claims description 2
- 238000000926 separation method Methods 0.000 abstract description 4
- 238000006073 displacement reaction Methods 0.000 description 40
- 239000002562 thickening agent Substances 0.000 description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 230000000630 rising effect Effects 0.000 description 3
- 239000013049 sediment Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000010440 gypsum Substances 0.000 description 2
- 229910052602 gypsum Inorganic materials 0.000 description 2
- 229910000000 metal hydroxide Inorganic materials 0.000 description 2
- 150000004692 metal hydroxides Chemical class 0.000 description 2
- 238000005554 pickling Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000003643 water by type Substances 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 241000233805 Phoenix Species 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 150000002605 large molecules Chemical class 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/92—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with helices or screws
- B01F27/921—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with helices or screws with helices centrally mounted in the receptacle
- B01F27/9211—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with helices or screws with helices centrally mounted in the receptacle the helices being surrounded by a guiding tube
-
- 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
- B01D21/02—Settling tanks with single outlets for the separated liquid
- B01D21/08—Settling tanks with single outlets for the separated liquid provided with flocculating compartments
-
- 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
- B01D21/18—Construction of the scrapers or the driving 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
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/2427—The feed or discharge opening located at a distant position from the side walls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/86—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis co-operating with deflectors or baffles fixed to the receptacle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/05—Stirrers
- B01F27/11—Stirrers characterised by the configuration of the stirrers
- B01F27/114—Helically shaped stirrers, i.e. stirrers comprising a helically shaped band or helically shaped band sections
- B01F27/1145—Helically shaped stirrers, i.e. stirrers comprising a helically shaped band or helically shaped band sections ribbon shaped with an open space between the helical ribbon flight and the rotating axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
- Treatment Of Sludge (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
- Accessories For Mixers (AREA)
- Processing Of Terminals (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Chemical Treatment Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI20011352A FI114783B (fi) | 2001-06-25 | 2001-06-25 | Menetelmä ja laite lietteen selkeyttämiseksi |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200309240B true ZA200309240B (en) | 2004-07-21 |
Family
ID=8561492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200309240A ZA200309240B (en) | 2001-06-25 | 2003-11-27 | Method and apparatus for clarifying a slurry. |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US7083050B2 (zh) |
| EP (1) | EP1399234B1 (zh) |
| JP (1) | JP2004530555A (zh) |
| CN (1) | CN1264590C (zh) |
| AT (1) | ATE457801T1 (zh) |
| BG (1) | BG108446A (zh) |
| BR (1) | BR0210657A (zh) |
| CA (1) | CA2449657A1 (zh) |
| DE (1) | DE60235361D1 (zh) |
| EA (1) | EA004972B1 (zh) |
| FI (1) | FI114783B (zh) |
| MX (1) | MXPA03011775A (zh) |
| PE (1) | PE20030114A1 (zh) |
| PL (1) | PL367689A1 (zh) |
| WO (1) | WO2003000379A1 (zh) |
| ZA (1) | ZA200309240B (zh) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI115699B (fi) * | 2003-04-17 | 2005-06-30 | Outokumpu Oy | Vaahtoerotusmenetelmä ja -laitteisto sekä kierukkaroottorisekoittimen käyttö |
| FR2863908B1 (fr) * | 2003-12-22 | 2006-05-19 | Otv Sa | Procede et reacteur de traitement par floculation |
| EP1971411A1 (en) | 2005-11-23 | 2008-09-24 | Kadant Black Clawson Inc. | Centrifugal flow distribution clarifier feedwell and method of feeding influent to a clarifier thereby |
| FI118209B (fi) * | 2006-02-10 | 2007-08-31 | Outotec Oyj | Sakeutuslaitteen haranvarren kannatinmekanismi |
| CA2568943C (en) | 2006-11-27 | 2011-02-01 | Scott Blair Godlien | Fluid clarification system, method, and apparatus |
| KR100772121B1 (ko) * | 2007-08-16 | 2007-10-31 | 주식회사삼영이앤티 | 원형 침전지 |
| CA2629422A1 (en) * | 2008-04-17 | 2009-10-17 | Scott Godlien | Environmental monitoring and control system and method |
| AP2958A (en) * | 2008-09-17 | 2014-08-31 | Outotec Oyj | A separation device with dual drives and a method of reducing donutting in a separation device |
| PE20120726A1 (es) * | 2009-02-26 | 2012-07-07 | Smidth As F L | Conjunto de sistema de alimentacion en espesador/clarificador con alimentacion por rotacion |
| NL1037079C2 (nl) * | 2009-06-26 | 2010-12-28 | Lekner B V | Menger voor het bereiden van een laag viskeus mengsel. |
| FI123597B (fi) * | 2009-12-08 | 2013-07-31 | Outotec Oyj | Menetelmä ja laitteisto kiintoaineen erottamiseksi lietteestä sekä menetelmän ja/tai laitteiston käyttö |
| US20110233134A1 (en) * | 2009-12-21 | 2011-09-29 | Lula-Westfield, Llc | Feedwell Assembly for Clarifier |
| PE20131182A1 (es) * | 2010-08-13 | 2013-10-05 | Rio Tinto Alcan Int Ltd | Aparato y metodo para refinar un licor de proceso mediante sedimentacion por gravedad |
| CN102120109B (zh) * | 2010-12-09 | 2013-02-06 | 淮北市中芬矿山机器有限责任公司 | 中心传动浓缩机高效稳流装置 |
| CA2734811C (en) | 2011-03-29 | 2012-11-20 | Imperial Oil Resources Limited | Feedwell system for a separation vessel |
| CN105797443B (zh) * | 2016-05-23 | 2017-12-12 | 安徽理工大学 | 一种具有复合溢流堰的低药耗浓缩机 |
| CN105797444B (zh) * | 2016-05-23 | 2017-09-22 | 安徽理工大学 | 一种具有自清理防压耙功能的高效浓缩机 |
| CN107364849B (zh) * | 2017-07-11 | 2019-10-01 | 南通大学 | 连续流立式平面型液相剪切装置 |
| CN110193217B (zh) * | 2019-06-11 | 2020-04-28 | 赣州市海拓环保科技有限公司 | 基于污水治理用的环保竖流沉淀塔 |
| WO2022120293A1 (en) * | 2020-12-04 | 2022-06-09 | Zock Michael A | Portable settling tank configured for use as a sediment control |
| CN113232181B (zh) * | 2021-03-26 | 2023-07-25 | 临沭科诺包装材料销售有限公司 | 一种食盐包装袋防伪标识材料的叠层式原料预混合方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2678730A (en) * | 1951-02-02 | 1954-05-18 | Dorr Co | Flocculation and sedimentation |
| US3397788A (en) * | 1965-10-21 | 1968-08-20 | Union Tank Car Co | Water treating apparatus |
| US4054514A (en) * | 1974-09-05 | 1977-10-18 | Dorr-Oliver Incorporated | Sedimentation apparatus with flocculating feed well |
| US4934828A (en) * | 1989-06-07 | 1990-06-19 | Ciba-Geigy Corporation | Apparatus for mixing viscous materials |
| FI84787C (fi) * | 1990-04-04 | 1992-01-27 | Outokumpu Oy | Saett att blanda ihop tvao vaetskor eller en vaetska och ett fastaemne, samt att samtidigt avskilja ur vaetskan en annan vaetska eller ett annat fastaemne. |
| US5478468A (en) * | 1993-09-10 | 1995-12-26 | Sumitomo Heavy Industries, Ltd. | Coagulating sedimentation processing apparatus |
| WO1997035654A1 (en) * | 1996-03-25 | 1997-10-02 | Berger Dietmar J | Wastewater treatment system |
| US5944995A (en) * | 1998-01-26 | 1999-08-31 | Baker Hughes Incorporated | Clarifier feedwell |
| CN1090591C (zh) * | 1998-11-24 | 2002-09-11 | 梁维安 | 漩涡污水处理器 |
| FI114899B (fi) * | 2001-06-25 | 2005-01-31 | Outokumpu Oy | Menetelmä ja laite lietteen selkeyttämiseksi ja/tai sakeuttamiseksi |
-
2001
- 2001-06-25 FI FI20011352A patent/FI114783B/fi not_active IP Right Cessation
-
2002
- 2002-06-19 AT AT02753088T patent/ATE457801T1/de not_active IP Right Cessation
- 2002-06-19 CA CA002449657A patent/CA2449657A1/en not_active Abandoned
- 2002-06-19 PL PL02367689A patent/PL367689A1/xx not_active Application Discontinuation
- 2002-06-19 US US10/481,299 patent/US7083050B2/en not_active Expired - Fee Related
- 2002-06-19 JP JP2003507019A patent/JP2004530555A/ja not_active Abandoned
- 2002-06-19 BR BR0210657-4A patent/BR0210657A/pt not_active Application Discontinuation
- 2002-06-19 CN CNB028127285A patent/CN1264590C/zh not_active Expired - Fee Related
- 2002-06-19 EP EP02753088A patent/EP1399234B1/en not_active Expired - Lifetime
- 2002-06-19 DE DE60235361T patent/DE60235361D1/de not_active Expired - Lifetime
- 2002-06-19 EA EA200400078A patent/EA004972B1/ru not_active IP Right Cessation
- 2002-06-19 WO PCT/FI2002/000537 patent/WO2003000379A1/en active Application Filing
- 2002-06-19 MX MXPA03011775A patent/MXPA03011775A/es unknown
- 2002-06-25 PE PE2002000558A patent/PE20030114A1/es not_active Application Discontinuation
-
2003
- 2003-11-27 ZA ZA200309240A patent/ZA200309240B/en unknown
- 2003-12-12 BG BG108446A patent/BG108446A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BR0210657A (pt) | 2004-10-05 |
| PE20030114A1 (es) | 2003-03-31 |
| PL367689A1 (en) | 2005-03-07 |
| CN1520332A (zh) | 2004-08-11 |
| US7083050B2 (en) | 2006-08-01 |
| FI114783B (fi) | 2004-12-31 |
| EA200400078A1 (ru) | 2004-06-24 |
| ATE457801T1 (de) | 2010-03-15 |
| US20040168987A1 (en) | 2004-09-02 |
| DE60235361D1 (de) | 2010-04-01 |
| FI20011352A0 (fi) | 2001-06-25 |
| JP2004530555A (ja) | 2004-10-07 |
| FI20011352A (fi) | 2002-12-26 |
| EP1399234B1 (en) | 2010-02-17 |
| BG108446A (en) | 2005-02-28 |
| WO2003000379A1 (en) | 2003-01-03 |
| EA004972B1 (ru) | 2004-10-28 |
| CN1264590C (zh) | 2006-07-19 |
| CA2449657A1 (en) | 2003-01-03 |
| EP1399234A1 (en) | 2004-03-24 |
| MXPA03011775A (es) | 2004-04-02 |
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