CH560289A5 - - Google Patents
Info
- Publication number
- CH560289A5 CH560289A5 CH1887472A CH1887472A CH560289A5 CH 560289 A5 CH560289 A5 CH 560289A5 CH 1887472 A CH1887472 A CH 1887472A CH 1887472 A CH1887472 A CH 1887472A CH 560289 A5 CH560289 A5 CH 560289A5
- Authority
- CH
- Switzerland
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
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/58—Multistep processes
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N1/00—Microorganisms; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
- C12N1/24—Processes using, or culture media containing, waste sulfite liquor
-
- 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
- D21C11/0042—Fractionating or concentration of spent liquors by special methods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/025—Reverse osmosis; Hyperfiltration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/14—Ultrafiltration; Microfiltration
- B01D61/145—Ultrafiltration
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Water Supply & Treatment (AREA)
- Zoology (AREA)
- Wood Science & Technology (AREA)
- Biotechnology (AREA)
- Genetics & Genomics (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Tropical Medicine & Parasitology (AREA)
- Biomedical Technology (AREA)
- Medicinal Chemistry (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Virology (AREA)
- Biochemistry (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Paper (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO498571A NO127545C (cg-RX-API-DMAC7.html) | 1971-12-30 | 1971-12-30 | |
| DE2331972A DE2331972A1 (de) | 1971-12-30 | 1973-06-22 | Verfahren zum fraktionieren einer sulfitablauge |
| FR7324102A FR2235225A1 (en) | 1971-12-30 | 1973-06-29 | Fractionating sulphite liquor esp from wood processing - using membranes to concentrate high molecular cpds |
| JP48074348A JPS5020002A (cg-RX-API-DMAC7.html) | 1971-12-30 | 1973-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH560289A5 true CH560289A5 (cg-RX-API-DMAC7.html) | 1975-03-27 |
Family
ID=27431704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1887472A CH560289A5 (cg-RX-API-DMAC7.html) | 1971-12-30 | 1972-12-27 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS5020002A (cg-RX-API-DMAC7.html) |
| CA (1) | CA992266A (cg-RX-API-DMAC7.html) |
| CH (1) | CH560289A5 (cg-RX-API-DMAC7.html) |
| DE (1) | DE2331972A1 (cg-RX-API-DMAC7.html) |
| FR (1) | FR2235225A1 (cg-RX-API-DMAC7.html) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2808022C3 (de) * | 1978-02-24 | 1982-02-04 | Heinrich Frings Gmbh & Co Kg, 5300 Bonn | Vorrichtung zur kontinuierlichen Ultrafiltration einer Flüssigkeit |
| SE453840B (sv) * | 1984-12-21 | 1988-03-07 | Mo Och Domsjoe Ab | Forfarande vid framstellning av cellulosamassa |
| CA1255058A (en) * | 1985-05-28 | 1989-06-06 | Gary B. Derdall | Process for preparation of potassium salts from pulping of lignocellulosic materials |
| US4995983A (en) * | 1990-03-21 | 1991-02-26 | Macmillan Bloedel Limited | Membrane separation process |
| DE4306260C2 (de) * | 1993-03-01 | 1996-05-30 | Zell Wildshausen Chem Werke | Verfahren und Anlage zu einer elektrochemischen Behandlung von Zellstoffablauge |
| FI111960B (fi) | 2000-12-28 | 2003-10-15 | Danisco Sweeteners Oy | Erotusmenetelmä |
| US20090099354A1 (en) * | 2006-03-16 | 2009-04-16 | Stfi-Packforsk Ab | Method for separating polymeric pentose from a liquid/slurry |
| CN102656214B (zh) | 2009-12-16 | 2015-09-16 | 多姆斯乔工厂股份公司 | 一定品质的木素磺酸盐以及制备一定品质的木素磺酸盐的方法 |
| EP3116885A4 (en) * | 2014-03-12 | 2017-11-01 | Ren Fuel K2B AB | Process for treating black liquor |
-
1972
- 1972-12-27 CH CH1887472A patent/CH560289A5/xx not_active IP Right Cessation
- 1972-12-29 CA CA160,247A patent/CA992266A/en not_active Expired
-
1973
- 1973-06-22 DE DE2331972A patent/DE2331972A1/de not_active Withdrawn
- 1973-06-29 FR FR7324102A patent/FR2235225A1/fr active Granted
- 1973-06-30 JP JP48074348A patent/JPS5020002A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2235225B1 (cg-RX-API-DMAC7.html) | 1976-09-17 |
| CA992266A (en) | 1976-07-06 |
| FR2235225A1 (en) | 1975-01-24 |
| JPS5020002A (cg-RX-API-DMAC7.html) | 1975-03-03 |
| DE2331972A1 (de) | 1975-01-30 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |