FI803603L - Foerfarande foer aotervinning av material i avloppsvatten - Google Patents
Foerfarande foer aotervinning av material i avloppsvattenInfo
- Publication number
- FI803603L FI803603L FI803603A FI803603A FI803603L FI 803603 L FI803603 L FI 803603L FI 803603 A FI803603 A FI 803603A FI 803603 A FI803603 A FI 803603A FI 803603 L FI803603 L FI 803603L
- Authority
- FI
- Finland
- Prior art keywords
- avloppsvatten
- foerfarande foer
- foer aotervinning
- aotervinning
- foerfarande
- Prior art date
Links
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
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/12—Combustion of pulp liquors
- D21C11/122—Treatment, e.g. dissolution, of the smelt
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F1/00—Wet end of machines for making continuous webs of paper
- D21F1/66—Pulp catching, de-watering, or recovering; Re-use of pulp-water
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F1/00—Wet end of machines for making continuous webs of paper
- D21F1/66—Pulp catching, de-watering, or recovering; Re-use of pulp-water
- D21F1/74—Pulp catching, de-watering, or recovering; Re-use of pulp-water using cylinders
- D21F1/76—Pulp catching, de-watering, or recovering; Re-use of pulp-water using cylinders with suction
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/01—Waste products, e.g. sludge
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Paper (AREA)
- Processing Of Solid Wastes (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU792840536A SU1038287A1 (ru) | 1979-11-20 | 1979-11-20 | Способ обработки избыточного активного ила |
SU2840536 | 1979-11-20 | ||
SU792847164A SU1044708A1 (ru) | 1979-12-03 | 1979-12-03 | Волокниста масса дл изготовлени картона и древесно-волокнистых плит |
SU2847164 | 1979-12-03 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI803603L true FI803603L (fi) | 1981-05-21 |
FI73253B FI73253B (fi) | 1987-05-29 |
FI73253C FI73253C (fi) | 1987-09-10 |
Family
ID=26665812
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI803603A FI73253C (fi) | 1979-11-20 | 1980-11-18 | Foerfarande foer aotervinning av material i avloppsvatten. |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE3043518C2 (fi) |
FI (1) | FI73253C (fi) |
GB (1) | GB2066304B (fi) |
SE (1) | SE444013B (fi) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9212867D0 (en) * | 1992-06-17 | 1992-07-29 | Wiggins Teape Group Ltd | Recovery and re-use of raw materials from paper mill waste sludge |
RU2079454C1 (ru) * | 1995-07-18 | 1997-05-20 | Грудинин Владимир Павлович | Способ обработки избыточного активного ила |
CN106809938A (zh) * | 2016-05-24 | 2017-06-09 | 江山显进机电科技服务有限公司 | 造纸污泥压滤水处理用加酸系统 |
CN107445291B (zh) * | 2017-09-11 | 2020-12-15 | 浙江海洋大学 | 一种基于改性污泥碱性水解液的强化污水氮素与双酚a同步去除的方法 |
CN113173743A (zh) * | 2021-04-12 | 2021-07-27 | 新华盛节能科技股份有限公司 | 以淡水淤泥为单一原材料制备土工聚合物环保节能材料的方法 |
-
1980
- 1980-11-18 FI FI803603A patent/FI73253C/fi not_active IP Right Cessation
- 1980-11-18 DE DE19803043518 patent/DE3043518C2/de not_active Expired
- 1980-11-19 SE SE8008115A patent/SE444013B/sv not_active IP Right Cessation
- 1980-11-20 GB GB8037200A patent/GB2066304B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
SE444013B (sv) | 1986-03-17 |
FI73253B (fi) | 1987-05-29 |
DE3043518C2 (de) | 1985-08-01 |
SE8008115L (sv) | 1981-05-21 |
GB2066304B (en) | 1983-11-02 |
FI73253C (fi) | 1987-09-10 |
GB2066304A (en) | 1981-07-08 |
DE3043518A1 (de) | 1981-09-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: AMURSKY TSELLJULOZNO-KARTONNY KOMBINAT Owner name: VSESOJUZNOE NAUCHNO-PROIZVODSTVENNOE |