GB1523577A - Colour removal from paper and pulp mill aqueous effluents - Google Patents
Colour removal from paper and pulp mill aqueous effluentsInfo
- Publication number
- GB1523577A GB1523577A GB10630/77A GB1063077A GB1523577A GB 1523577 A GB1523577 A GB 1523577A GB 10630/77 A GB10630/77 A GB 10630/77A GB 1063077 A GB1063077 A GB 1063077A GB 1523577 A GB1523577 A GB 1523577A
- Authority
- GB
- United Kingdom
- Prior art keywords
- paper
- pulp mill
- aqueous effluents
- colour removal
- effluent
- 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
- 238000000108 ultra-filtration Methods 0.000 abstract 2
- 229920002873 Polyethylenimine Polymers 0.000 abstract 1
- 239000012528 membrane Substances 0.000 abstract 1
- 229920002492 poly(sulfone) Polymers 0.000 abstract 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
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- 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
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
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)
- Separation Using Semi-Permeable Membranes (AREA)
- Treatment Of Sludge (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/666,917 US4226673A (en) | 1976-03-15 | 1976-03-15 | Color removal from paper and pulp mill aqueous effluents |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1523577A true GB1523577A (en) | 1978-09-06 |
Family
ID=24676042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB10630/77A Expired GB1523577A (en) | 1976-03-15 | 1977-03-14 | Colour removal from paper and pulp mill aqueous effluents |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4226673A (enExample) |
| JP (1) | JPS52111890A (enExample) |
| CA (1) | CA1094956A (enExample) |
| DE (1) | DE2711072C2 (enExample) |
| FI (1) | FI66216C (enExample) |
| GB (1) | GB1523577A (enExample) |
| SE (1) | SE438099B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2117267A (en) * | 1982-02-24 | 1983-10-12 | John Gilmour Manuel | Ultrafiltration of fermentation effluent |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59115704A (ja) * | 1982-12-24 | 1984-07-04 | Toray Ind Inc | 半透膜の処理法 |
| US4584057A (en) * | 1985-04-22 | 1986-04-22 | The United States Of America As Represented By The Secretary Of Agriculture | Membrane processes for separation of organic acids from kraft black liquors |
| CH668961A5 (de) * | 1986-02-07 | 1989-02-15 | Ciba Geigy Ag | Verfahren zur reinigung von farbstoffhaltigen abwaessern. |
| US4814082A (en) * | 1986-10-20 | 1989-03-21 | Memtec North America Corporation | Ultrafiltration thin film membranes |
| US4874521A (en) * | 1988-10-18 | 1989-10-17 | Boise Cascade Corporation | Pulp mill effluent color removal process |
| US5032286A (en) * | 1988-10-18 | 1991-07-16 | Boise Cascade Corporation | Pulp mill effluent color removal process |
| US5188708A (en) * | 1989-02-15 | 1993-02-23 | Union Camp Patent Holding, Inc. | Process for high consistency oxygen delignification followed by ozone relignification |
| US5409570A (en) * | 1989-02-15 | 1995-04-25 | Union Camp Patent Holding, Inc. | Process for ozone bleaching of oxygen delignified pulp while conveying the pulp through a reaction zone |
| US5211811A (en) * | 1989-02-15 | 1993-05-18 | Union Camp Patent Holding, Inc. | Process for high consistency oxygen delignification of alkaline treated pulp followed by ozone delignification |
| US5441603A (en) * | 1990-05-17 | 1995-08-15 | Union Camp Patent Holding, Inc. | Method for chelation of pulp prior to ozone delignification |
| US5164044A (en) * | 1990-05-17 | 1992-11-17 | Union Camp Patent Holding, Inc. | Environmentally improved process for bleaching lignocellulosic materials with ozone |
| US5164043A (en) * | 1990-05-17 | 1992-11-17 | Union Camp Patent Holding, Inc. | Environmentally improved process for bleaching lignocellulosic materials with ozone |
| CA2068981C (en) * | 1991-05-24 | 1996-08-27 | Michael A. Pikulin | Two stage pulp bleaching reactor |
| DE4126976C1 (enExample) * | 1991-08-14 | 1993-01-07 | Kuenkel-Wagner Gmbh & Co Kg, 3220 Alfeld, De | |
| US5554259A (en) * | 1993-10-01 | 1996-09-10 | Union Camp Patent Holdings, Inc. | Reduction of salt scale precipitation by control of process stream Ph and salt concentration |
| US6752903B2 (en) * | 2001-07-27 | 2004-06-22 | Craig A. Bianchini | Method for mitigating the interference caused by high-molecular weight by-products in pulping processes |
| US10519050B2 (en) | 2017-07-28 | 2019-12-31 | Frito-Lay North America, Inc. | Method for fryer stack recovery and treatment |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3551244A (en) * | 1968-04-03 | 1970-12-29 | North Star Research & Dev Inst | Method of producing an ultrathin polymer film laminate |
| US3808305A (en) * | 1971-07-27 | 1974-04-30 | H Gregor | Crosslinked,interpolymer fixed-charge membranes |
| US3758405A (en) * | 1971-11-03 | 1973-09-11 | Plywood Champion Papers Inc | Color removal from kraft mill aqueous effluents |
| IL43201A (en) * | 1972-09-19 | 1976-11-30 | North Star Res & Dev | Reverse osmosis membrane and its preparation |
| US3977467A (en) * | 1973-05-18 | 1976-08-31 | Northrup Jr Leonard L | Air conditioning module |
| US3951815A (en) * | 1974-09-05 | 1976-04-20 | Universal Oil Products Company | Composite semipermeable membranes made from polyethylenimine |
-
1976
- 1976-03-15 US US05/666,917 patent/US4226673A/en not_active Expired - Lifetime
-
1977
- 1977-03-07 FI FI770724A patent/FI66216C/fi not_active IP Right Cessation
- 1977-03-11 SE SE7702798A patent/SE438099B/xx not_active IP Right Cessation
- 1977-03-14 DE DE2711072A patent/DE2711072C2/de not_active Expired
- 1977-03-14 GB GB10630/77A patent/GB1523577A/en not_active Expired
- 1977-03-14 CA CA273,913A patent/CA1094956A/en not_active Expired
- 1977-03-15 JP JP2911777A patent/JPS52111890A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2117267A (en) * | 1982-02-24 | 1983-10-12 | John Gilmour Manuel | Ultrafiltration of fermentation effluent |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2711072C2 (de) | 1986-11-13 |
| US4226673A (en) | 1980-10-07 |
| FI66216C (fi) | 1984-09-10 |
| SE7702798L (sv) | 1977-09-16 |
| JPS52111890A (en) | 1977-09-19 |
| SE438099B (sv) | 1985-04-01 |
| JPS6136962B2 (enExample) | 1986-08-21 |
| CA1094956A (en) | 1981-02-03 |
| DE2711072A1 (de) | 1977-09-29 |
| FI770724A7 (enExample) | 1977-09-16 |
| FI66216B (fi) | 1984-05-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |