CA1055168A - Method and apparatus for microflotation by means of pressure liquid - Google Patents
Method and apparatus for microflotation by means of pressure liquidInfo
- Publication number
- CA1055168A CA1055168A CA240,596A CA240596A CA1055168A CA 1055168 A CA1055168 A CA 1055168A CA 240596 A CA240596 A CA 240596A CA 1055168 A CA1055168 A CA 1055168A
- Authority
- CA
- Canada
- Prior art keywords
- liquid
- chamber
- particles
- flow
- phase
- 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
- 239000007788 liquid Substances 0.000 title claims abstract description 107
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000009282 microflotation Methods 0.000 title abstract description 18
- 239000002245 particle Substances 0.000 claims abstract description 57
- 238000005188 flotation Methods 0.000 claims abstract description 13
- 230000000977 initiatory effect Effects 0.000 claims abstract 2
- 238000005086 pumping Methods 0.000 claims description 12
- 238000000926 separation method Methods 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000000654 additive Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 claims 1
- 239000011707 mineral Substances 0.000 claims 1
- 239000003960 organic solvent Substances 0.000 claims 1
- 238000004064 recycling Methods 0.000 claims 1
- 238000004140 cleaning Methods 0.000 abstract 1
- 238000002347 injection Methods 0.000 abstract 1
- 239000007924 injection Substances 0.000 abstract 1
- 238000007792 addition Methods 0.000 description 7
- 239000000126 substance Substances 0.000 description 7
- 239000004094 surface-active agent Substances 0.000 description 5
- 239000000701 coagulant Substances 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 2
- MOTZDAYCYVMXPC-UHFFFAOYSA-N dodecyl hydrogen sulfate Chemical compound CCCCCCCCCCCCOS(O)(=O)=O MOTZDAYCYVMXPC-UHFFFAOYSA-N 0.000 description 2
- 239000008394 flocculating agent Substances 0.000 description 2
- 238000005189 flocculation Methods 0.000 description 2
- 230000016615 flocculation Effects 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- VZSRBBMJRBPUNF-UHFFFAOYSA-N 2-(2,3-dihydro-1H-inden-2-ylamino)-N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]pyrimidine-5-carboxamide Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C(=O)NCCC(N1CC2=C(CC1)NN=N2)=O VZSRBBMJRBPUNF-UHFFFAOYSA-N 0.000 description 1
- 229920003043 Cellulose fiber Polymers 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000008396 flotation agent Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Classifications
-
- 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
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
- B03D1/1431—Dissolved air flotation machines
-
- 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
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
- B03D1/1443—Feed or discharge mechanisms for flotation tanks
- B03D1/145—Feed mechanisms for reagents
-
- 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
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
- B03D1/1443—Feed or discharge mechanisms for flotation tanks
- B03D1/1475—Flotation tanks having means for discharging the pulp, e.g. as a bleed stream
-
- 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
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
- B03D1/24—Pneumatic
- B03D1/26—Air lift machines
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/24—Treatment of water, waste water, or sewage by flotation
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biotechnology (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physical Water Treatments (AREA)
- Extraction Or Liquid Replacement (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7414758A SE388133B (sv) | 1974-11-25 | 1974-11-25 | Sett och anordning vid mikroflotation med tryckvetska |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1055168A true CA1055168A (en) | 1979-05-22 |
Family
ID=20322805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA240,596A Expired CA1055168A (en) | 1974-11-25 | 1975-11-24 | Method and apparatus for microflotation by means of pressure liquid |
Country Status (7)
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6182478B1 (en) | 1997-09-19 | 2001-02-06 | Valmet Corporation | Apparatus for cleaning a suspension, preferably a fiber mass suspension |
| WO2015032007A1 (en) * | 2013-09-09 | 2015-03-12 | 643096 Alberta Limited | Methods and apparatus for treating liquid containing solids |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4223485A1 (de) * | 1992-07-17 | 1994-01-20 | Voith Gmbh J M | Verfahren zum Aufbereiten von Altpapier |
| WO1999058248A1 (en) * | 1998-05-08 | 1999-11-18 | Anglo American Research Laboratories (Pty) Ltd. | Froth flotation |
| DE19852548C2 (de) * | 1998-11-13 | 2000-08-31 | Voith Sulzer Papiertech Patent | Verfahren und Vorrichtung zur Entfernung von Partikeln aus einer wässrigen papierfaserhaltigen Suspension |
| EP2183428A4 (en) * | 2007-07-24 | 2012-05-30 | Herbert Gunther Joachim Langner | METHOD AND DEVICE FOR SEPARATING WASTE FROM CELLULOSE FIBERS IN THE TREATMENT OF ALTPAPIER |
| FR2920760B1 (fr) * | 2007-09-12 | 2011-07-08 | Bernard Beaulieu | Procede de separation solide/liquide d'effluent et separateur pour sa mise en oeuvre |
| CN103438812B (zh) * | 2013-08-22 | 2016-03-30 | 北京矿冶研究总院 | 一种浮选动力性能测量装置、测量系统及测量方法 |
-
1974
- 1974-11-25 SE SE7414758A patent/SE388133B/xx unknown
-
1975
- 1975-11-21 DE DE19752552228 patent/DE2552228A1/de not_active Withdrawn
- 1975-11-24 DK DK527675A patent/DK527675A/da not_active Application Discontinuation
- 1975-11-24 CA CA240,596A patent/CA1055168A/en not_active Expired
- 1975-11-24 IT IT29566/75A patent/IT1049751B/it active
- 1975-11-24 AU AU86883/75A patent/AU8688375A/en not_active Expired
- 1975-11-25 JP JP50141016A patent/JPS5176667A/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6182478B1 (en) | 1997-09-19 | 2001-02-06 | Valmet Corporation | Apparatus for cleaning a suspension, preferably a fiber mass suspension |
| WO2015032007A1 (en) * | 2013-09-09 | 2015-03-12 | 643096 Alberta Limited | Methods and apparatus for treating liquid containing solids |
Also Published As
| Publication number | Publication date |
|---|---|
| SE388133B (sv) | 1976-09-27 |
| JPS5176667A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-07-02 |
| SE7414758L (sv) | 1976-05-26 |
| DE2552228A1 (de) | 1976-05-26 |
| IT1049751B (it) | 1981-02-10 |
| DK527675A (da) | 1976-05-26 |
| AU8688375A (en) | 1977-06-02 |
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