DE2125502A1 - Verfahren zur Flockung und/oder Beschleunigung der Sedimentation von Feststoffen - Google Patents
Verfahren zur Flockung und/oder Beschleunigung der Sedimentation von FeststoffenInfo
- Publication number
- DE2125502A1 DE2125502A1 DE19712125502 DE2125502A DE2125502A1 DE 2125502 A1 DE2125502 A1 DE 2125502A1 DE 19712125502 DE19712125502 DE 19712125502 DE 2125502 A DE2125502 A DE 2125502A DE 2125502 A1 DE2125502 A1 DE 2125502A1
- Authority
- DE
- Germany
- Prior art keywords
- sedimentation
- homo
- polymer
- flocculation
- solids
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 18
- 238000004062 sedimentation Methods 0.000 title claims description 16
- 238000005189 flocculation Methods 0.000 title claims description 9
- 230000016615 flocculation Effects 0.000 title claims description 9
- 239000007787 solid Substances 0.000 title claims description 6
- 230000001133 acceleration Effects 0.000 title description 3
- 229920001577 copolymer Polymers 0.000 claims description 14
- 235000015110 jellies Nutrition 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 239000008274 jelly Substances 0.000 claims description 10
- 150000003926 acrylamides Chemical class 0.000 claims description 6
- 229920000642 polymer Polymers 0.000 description 17
- 239000000243 solution Substances 0.000 description 11
- 239000007864 aqueous solution Substances 0.000 description 7
- 238000001035 drying Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000011550 stock solution Substances 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 230000003311 flocculating effect Effects 0.000 description 2
- 239000000499 gel Substances 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 239000005995 Aluminium silicate Substances 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 description 1
- 238000010533 azeotropic distillation Methods 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- 230000009969 flowable effect Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- ODYNBECIRXXOGG-UHFFFAOYSA-N n-butylbutan-1-amine;hydron;chloride Chemical compound [Cl-].CCCC[NH2+]CCCC ODYNBECIRXXOGG-UHFFFAOYSA-N 0.000 description 1
- 229920002401 polyacrylamide Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 235000010344 sodium nitrate Nutrition 0.000 description 1
- 239000004317 sodium nitrate Substances 0.000 description 1
Classifications
-
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712125502 DE2125502A1 (de) | 1971-05-22 | 1971-05-22 | Verfahren zur Flockung und/oder Beschleunigung der Sedimentation von Feststoffen |
| NL7205663A NL7205663A (cs) | 1971-05-22 | 1972-04-26 | |
| BE783670A BE783670A (fr) | 1971-05-22 | 1972-05-18 | Procede pour faire floculer des matieres solides ou en accelerer la sedimentation |
| FR7218028A FR2138783A1 (en) | 1971-05-22 | 1972-05-19 | Acceleration of flocculation and/or sedimentation of solids in aqs so - - using gels of acrylamide (co)polymers |
| DD16311472A DD96634A5 (cs) | 1971-05-22 | 1972-05-19 | |
| IT2463872A IT955697B (it) | 1971-05-22 | 1972-05-20 | Procedimento per flocculare e o per accelerare la sedimentazione di sostanze solide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712125502 DE2125502A1 (de) | 1971-05-22 | 1971-05-22 | Verfahren zur Flockung und/oder Beschleunigung der Sedimentation von Feststoffen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2125502A1 true DE2125502A1 (de) | 1972-12-14 |
Family
ID=5808660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19712125502 Pending DE2125502A1 (de) | 1971-05-22 | 1971-05-22 | Verfahren zur Flockung und/oder Beschleunigung der Sedimentation von Feststoffen |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE783670A (cs) |
| DD (1) | DD96634A5 (cs) |
| DE (1) | DE2125502A1 (cs) |
| FR (1) | FR2138783A1 (cs) |
| IT (1) | IT955697B (cs) |
| NL (1) | NL7205663A (cs) |
-
1971
- 1971-05-22 DE DE19712125502 patent/DE2125502A1/de active Pending
-
1972
- 1972-04-26 NL NL7205663A patent/NL7205663A/xx unknown
- 1972-05-18 BE BE783670A patent/BE783670A/xx unknown
- 1972-05-19 FR FR7218028A patent/FR2138783A1/fr active Pending
- 1972-05-19 DD DD16311472A patent/DD96634A5/xx unknown
- 1972-05-20 IT IT2463872A patent/IT955697B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| NL7205663A (cs) | 1972-11-24 |
| FR2138783A1 (en) | 1973-01-05 |
| IT955697B (it) | 1973-09-29 |
| BE783670A (fr) | 1972-11-20 |
| DD96634A5 (cs) | 1973-04-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE3213296C2 (de) | Verfahren zur Herstellung von Copolymerisaten auf der Basis von Maleinsäure und Acrylsäure in einer wäßrigen Lösung bei einem ph-Wert von 3,5 bis 5. | |
| EP0036481B1 (de) | Verfahren zur Herstellung von kunststoffgebundenen Explosivstoffen und die bei dem Verfahren erhaltenen Explosivstoffe | |
| DE2821359C2 (de) | Wasserlösliche pulverförmige kationische Polyelektrolyte, Verfahren zu deren Herstellung und Verwendung derselben | |
| DE2143549C3 (de) | Verfahren zur Herstellung lagerfähiger nicht zusammenbackender formstabiler Gallertgranulate von Acrylamid Homo- oder Mischpolymerisaten | |
| DE1207085B (de) | Verfahren zur Herstellung von getrockneten Polyacrylamidmassen | |
| DE1694451A1 (de) | Polymermasse | |
| DE1495379A1 (de) | Verfahren zur Herstellung feinteiliger,unloeslicher und unschmelzbarer Feststoffe mit grosser innerer Oberflaeche | |
| DE1767749B2 (de) | Ausflockungsverfahren unter Ver wendung modifizierter anionischer Poly mensate | |
| EP0134995A2 (de) | Wasserlösliche Ester von Polymerisaten der Acrylsäure | |
| DE1642806B2 (de) | Wasserloesliches flockungsmittel | |
| DE2125502A1 (de) | Verfahren zur Flockung und/oder Beschleunigung der Sedimentation von Feststoffen | |
| DE2803009C2 (de) | Verwendung eines Copolymeren als Zusatzmittel bei der Sekundär- und Tertiärgewinnung von Erdöl | |
| DE3783772T2 (de) | Verfahren zur herstellung kationischer wasserloeschlicher harze sowie mittel zur behandlung von wasser. | |
| DE2229426C3 (de) | Festes Ausflockungshilfsmittel sowie Verfahren zu dessen Herstellung | |
| DE1945342B2 (de) | Gießereisandmassen | |
| DE1795364C3 (de) | Verfahren zur Herstellung von Blockmischpolymeren | |
| DE2211256C2 (de) | Verfahren zur Herstellung von Poly-α-oxy-acrylsäure | |
| DE2754058A1 (de) | Verfahren zur herstellung von wasserquellbaren polymerisaten | |
| EP0249747B1 (de) | Härterzusammenstellung für die Härtung von Harnstoff-Formaldehyd-Leimharzen und deren Verwendung bei der Verleimung von Spanplatten | |
| DE2060571A1 (de) | Verfahren zur Herstellung von thermoreversiblen Koazervaten | |
| DE1269360B (de) | Verfahren zur Herstellung von thermoplastisch-elastischen Formmassen | |
| DE1694189A1 (de) | Glasklare,schlagzaehe Formmassen aus Gemischen von Polyvinylchlorid und Pfropfmischpolymerisaten des Vinylchlorids mit Elastomeren | |
| DE1495804A1 (de) | Verfahren zur Herstellung von Polyaethylen-Selbstglanzdispersionen | |
| DE1032896B (de) | Bindemittel fuer Giessereiformen und -kerne und Verfahren zu ihrer Herstellung | |
| DE2031622A1 (de) | Quaternare Ammoniumdenvate von Epi chlorhvdrinpoKmensaten und Verfahren zur Ausflockung mit diesen |