FI60185C - Foerfarande foer rening av avloppsvatten - Google Patents
Foerfarande foer rening av avloppsvatten Download PDFInfo
- Publication number
- FI60185C FI60185C FI752845A FI752845A FI60185C FI 60185 C FI60185 C FI 60185C FI 752845 A FI752845 A FI 752845A FI 752845 A FI752845 A FI 752845A FI 60185 C FI60185 C FI 60185C
- Authority
- FI
- Finland
- Prior art keywords
- waste water
- alumina
- treatment
- effluent
- pulp
- Prior art date
Links
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 32
- 239000002351 wastewater Substances 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 22
- -1 aluminum ions Chemical class 0.000 claims description 13
- 229910052782 aluminium Inorganic materials 0.000 claims description 12
- 239000000126 substance Substances 0.000 claims description 12
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 9
- 229920005610 lignin Polymers 0.000 claims description 8
- 239000002023 wood Substances 0.000 claims description 7
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims description 4
- 239000003463 adsorbent Substances 0.000 claims description 4
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims description 3
- 150000007513 acids Chemical class 0.000 claims description 3
- 235000019253 formic acid Nutrition 0.000 claims description 3
- 150000002772 monosaccharides Chemical class 0.000 claims description 2
- 239000002957 persistent organic pollutant Substances 0.000 claims description 2
- 238000002203 pretreatment Methods 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical class [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 1
- 230000003247 decreasing effect Effects 0.000 claims 1
- 150000003839 salts Chemical class 0.000 claims 1
- 230000000694 effects Effects 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000002378 acidificating effect Effects 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 4
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 3
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 3
- BUACSMWVFUNQET-UHFFFAOYSA-H dialuminum;trisulfate;hydrate Chemical compound O.[Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O BUACSMWVFUNQET-UHFFFAOYSA-H 0.000 description 3
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 2
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 description 2
- 238000000137 annealing Methods 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 229910001388 sodium aluminate Inorganic materials 0.000 description 2
- QJZYHAIUNVAGQP-UHFFFAOYSA-N 3-nitrobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid Chemical compound C1C2C=CC1C(C(=O)O)C2(C(O)=O)[N+]([O-])=O QJZYHAIUNVAGQP-UHFFFAOYSA-N 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229940037003 alum Drugs 0.000 description 1
- 159000000032 aromatic acids Chemical class 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 235000014633 carbohydrates Nutrition 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004021 humic acid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- GRLPQNLYRHEGIJ-UHFFFAOYSA-J potassium aluminium sulfate Chemical compound [Al+3].[K+].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O GRLPQNLYRHEGIJ-UHFFFAOYSA-J 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- 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
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (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)
- Water Treatment By Sorption (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2449500 | 1974-10-19 | ||
| DE2449500A DE2449500C2 (de) | 1974-10-19 | 1974-10-19 | Verfahren zum Reinigen von Abwässern |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI752845A7 FI752845A7 (en, 2012) | 1976-04-20 |
| FI60185B FI60185B (fi) | 1981-08-31 |
| FI60185C true FI60185C (fi) | 1981-12-10 |
Family
ID=5928566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI752845A FI60185C (fi) | 1974-10-19 | 1975-10-14 | Foerfarande foer rening av avloppsvatten |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3998730A (en, 2012) |
| CA (1) | CA1052022A (en, 2012) |
| DE (1) | DE2449500C2 (en, 2012) |
| FI (1) | FI60185C (en, 2012) |
| FR (1) | FR2288061A1 (en, 2012) |
| SE (1) | SE404179B (en, 2012) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5529697A (en) * | 1994-07-20 | 1996-06-25 | The University Of Southern Mississippi | Process for color removal from paper mill wastewaters |
| AU2001253365A1 (en) * | 2000-04-10 | 2001-10-23 | Midwest Research Institute | Phenol removal pretreatment process |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT198206B (de) * | 1954-11-19 | 1958-06-25 | Forschungsgesellschaft Wabag | Verfahren zur Entfernung von Urochrom aus Wasser |
| US3429660A (en) * | 1964-12-08 | 1969-02-25 | Engelhard Ind Inc | Alumina production |
| US3468625A (en) * | 1966-11-18 | 1969-09-23 | Exxon Research Engineering Co | Preparation of crystalline alumina by homogeneous precipitation |
| US3627679A (en) * | 1967-05-25 | 1971-12-14 | Gulf States Paper Corp | Effluent treatment processes |
| US3625886A (en) * | 1969-02-13 | 1971-12-07 | Day & Zimmermann Inc | Process for recovering organic material from aqueous streams |
| US3853789A (en) * | 1971-03-26 | 1974-12-10 | J Warthen | Preparation of macroporous alumina extrudates |
| US3763040A (en) * | 1971-08-13 | 1973-10-02 | Environmental Protection Agenc | Processes for reducing the organic-carbon content of water contaminated with organic compounds by continuous countercurrent multistage treatment with activated carbon |
| US3855123A (en) * | 1972-11-08 | 1974-12-17 | Zurn Ind Inc | Upflow-downflow sorption process |
-
1974
- 1974-10-19 DE DE2449500A patent/DE2449500C2/de not_active Expired
-
1975
- 1975-10-09 SE SE7511317A patent/SE404179B/xx not_active IP Right Cessation
- 1975-10-14 FI FI752845A patent/FI60185C/fi not_active IP Right Cessation
- 1975-10-15 CA CA237,698A patent/CA1052022A/en not_active Expired
- 1975-10-16 US US05/622,957 patent/US3998730A/en not_active Expired - Lifetime
- 1975-10-17 FR FR7531878A patent/FR2288061A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| SE7511317L (sv) | 1976-04-20 |
| FR2288061A1 (fr) | 1976-05-14 |
| DE2449500C2 (de) | 1986-07-10 |
| FI752845A7 (en, 2012) | 1976-04-20 |
| SE404179B (sv) | 1978-09-25 |
| FI60185B (fi) | 1981-08-31 |
| FR2288061B1 (en, 2012) | 1979-06-29 |
| US3998730A (en) | 1976-12-21 |
| CA1052022A (en) | 1979-04-03 |
| DE2449500A1 (de) | 1976-04-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed |
Owner name: FELDMUEHLE AG |