SE9203745L - Foerfarande och anordning foer behandling av bakvatten - Google Patents
Foerfarande och anordning foer behandling av bakvattenInfo
- Publication number
- SE9203745L SE9203745L SE9203745A SE9203745A SE9203745L SE 9203745 L SE9203745 L SE 9203745L SE 9203745 A SE9203745 A SE 9203745A SE 9203745 A SE9203745 A SE 9203745A SE 9203745 L SE9203745 L SE 9203745L
- Authority
- SE
- Sweden
- Prior art keywords
- white water
- fine
- coarse
- sweetener stock
- sweetener
- Prior art date
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title abstract 5
- 238000000034 method Methods 0.000 title abstract 2
- 235000003599 food sweetener Nutrition 0.000 abstract 6
- 239000003765 sweetening agent Substances 0.000 abstract 6
- 239000000835 fiber Substances 0.000 abstract 2
- 238000005194 fractionation Methods 0.000 abstract 1
- 238000011084 recovery Methods 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D37/00—Processes of filtration
- B01D37/02—Precoating the filter medium; Addition of filter aids to the liquid being filtered
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/02—Combinations of filters of different kinds
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/928—Paper mill waste, e.g. white water, black liquor treated
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Paper (AREA)
- Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI915908A FI88732C (sv) | 1991-12-16 | 1991-12-16 | Förfarande och anordning för behandling av bakvatten |
Publications (3)
Publication Number | Publication Date |
---|---|
SE9203745D0 SE9203745D0 (sv) | 1992-12-11 |
SE9203745L true SE9203745L (sv) | 1993-06-17 |
SE507847C2 SE507847C2 (sv) | 1998-07-20 |
Family
ID=8533671
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9203745A SE507847C2 (sv) | 1991-12-16 | 1992-12-11 | Förfarande och anordning för behandling av bakvatten |
Country Status (5)
Country | Link |
---|---|
US (2) | US5368693A (sv) |
CA (1) | CA2085306C (sv) |
DE (1) | DE4242338C2 (sv) |
FI (1) | FI88732C (sv) |
SE (1) | SE507847C2 (sv) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE504789C2 (sv) * | 1994-02-21 | 1997-04-28 | Kemira Kemi Ab | Förfarande för tungmetalleliminering från bakvattensystem inom pappers- och pappersmassaindustrien |
US6071380A (en) * | 1994-08-31 | 2000-06-06 | Hoffman Environmental Systems, Inc. | Method of papermaking having zero liquid discharge |
DE19520494C2 (de) * | 1995-02-14 | 1998-07-16 | Julia Innotec Gmbh | Verfahren zum Wiedergewinnen von Fasern und Fraktionieranlage für eine Papierfabrik |
SE9501769D0 (sv) * | 1995-05-12 | 1995-05-12 | Eka Nobel Ab | A process for the production of paper |
US6228215B1 (en) * | 1998-04-06 | 2001-05-08 | Hoffman Enviornmental Systems, Inc. | Method for countercurrent treatment of slurries |
FI106386B (sv) | 1999-05-03 | 2001-01-31 | Valmet Corp | Förfarande och anordning för tillvaratagning av fibrer i en pappersfabriks circulationsvatten |
US7011729B2 (en) * | 2003-11-12 | 2006-03-14 | Corn Products International, Inc. | Starch and fiber mixture for papermaking and methods of making paper with the mixture |
US7080576B2 (en) * | 2004-05-07 | 2006-07-25 | Wagic, Inc. | Multi-accessory hammer with rapid release change mechanism |
DE102011005650A1 (de) * | 2011-03-16 | 2012-09-20 | Voith Patent Gmbh | Verfahren zur Regelung der Filterleistung einer Filtervorrichtung |
DE102012012302A1 (de) * | 2012-06-20 | 2013-12-24 | Bvg Bauer Verfahrenstechnik Gmbh | Bypass Filtration |
JP6691865B2 (ja) * | 2013-12-19 | 2020-05-13 | スリーエム イノベイティブ プロパティズ カンパニー | 汚染防止装置において又は火炎止めで使用するのに好適な不織布繊維性材料を製造するための再利用廃水の使用 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1670874A (en) * | 1925-11-24 | 1928-05-22 | Bankus Albert | Means for reclaiming suspended solids from white water of paper manufacture |
DE860745C (de) * | 1944-02-27 | 1952-12-22 | Voith Gmbh J M | Vorrichtung zum Reinigen von Abwaessern der Papier-, Holzschliff-und Zellstoffabriken |
US3833468A (en) * | 1971-08-27 | 1974-09-03 | Dorr Oliver Inc | System for recovery of fiber from paper mill effluent, including a sieve bend screen |
DE3049769A1 (de) * | 1979-08-13 | 1982-02-25 | B Dahlloev | Method and filter for separating filterable particles from a liquid suspension |
CH649112A5 (de) * | 1980-10-03 | 1985-04-30 | Escher Wyss Gmbh | Verfahren zum fraktionieren von aus altpapier gewonnenem faserstoff sowie anlage zur ausfuehrung des verfahrens. |
CH653395A5 (de) * | 1981-09-25 | 1985-12-31 | Escher Wyss Gmbh | Verfahren zum betrieb einer gesamtanlage zur herstellung von papier sowie gesamtanlage zur ausfuehrung des verfahrens. |
DE3336874A1 (de) * | 1983-10-11 | 1985-04-25 | Hermann Finckh Maschinenfabrik GmbH & Co, 7410 Reutlingen | Sortiersieb |
SE441282B (sv) * | 1984-02-22 | 1985-09-23 | Mo Och Domsjoe Ab | Forfarande for framstellning av forbettrad hogutbytesmassa |
US4619761A (en) * | 1984-12-20 | 1986-10-28 | Koppers Company, Inc. | Method for screening or fractionation |
-
1991
- 1991-12-16 FI FI915908A patent/FI88732C/sv active
-
1992
- 1992-12-10 US US07/986,050 patent/US5368693A/en not_active Expired - Lifetime
- 1992-12-11 SE SE9203745A patent/SE507847C2/sv not_active IP Right Cessation
- 1992-12-14 CA CA002085306A patent/CA2085306C/en not_active Expired - Lifetime
- 1992-12-15 DE DE4242338A patent/DE4242338C2/de not_active Expired - Lifetime
-
1994
- 1994-06-06 US US08/254,881 patent/US5449437A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CA2085306C (en) | 1996-11-12 |
FI88732C (sv) | 1993-06-28 |
DE4242338C2 (de) | 1997-01-16 |
US5368693A (en) | 1994-11-29 |
US5449437A (en) | 1995-09-12 |
CA2085306A1 (en) | 1993-06-17 |
FI915908A0 (fi) | 1991-12-16 |
FI88732B (fi) | 1993-03-15 |
SE507847C2 (sv) | 1998-07-20 |
DE4242338A1 (sv) | 1993-06-17 |
SE9203745D0 (sv) | 1992-12-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |