SE8502123L - Separering av lut, mesa och slam i en kausticeringsprocess - Google Patents
Separering av lut, mesa och slam i en kausticeringsprocessInfo
- Publication number
- SE8502123L SE8502123L SE8502123A SE8502123A SE8502123L SE 8502123 L SE8502123 L SE 8502123L SE 8502123 A SE8502123 A SE 8502123A SE 8502123 A SE8502123 A SE 8502123A SE 8502123 L SE8502123 L SE 8502123L
- Authority
- SE
- Sweden
- Prior art keywords
- separation
- caustication
- slam
- mesa
- low
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 238000000926 separation method Methods 0.000 title abstract 2
- 239000010802 sludge Substances 0.000 abstract 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 abstract 1
- 235000011941 Tilia x europaea Nutrition 0.000 abstract 1
- 238000009993 causticizing Methods 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 239000004571 lime Substances 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/06—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums
- B01D33/073—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for inward flow filtration
- B01D33/09—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for inward flow filtration with surface cells independently connected to pressure distributors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/15—Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces
- B01D33/17—Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces with rotary filtering tables
- B01D33/19—Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces with rotary filtering tables the table surface being divided in successively tilted sectors or cells, e.g. for discharging the filter cake
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/15—Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces
- B01D33/21—Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces with hollow filtering discs transversely mounted on a hollow rotary shaft
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
- B01D33/463—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
- B01D33/466—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/58—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element
- B01D33/60—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for washing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/58—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element
- B01D33/62—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying
- B01D33/66—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying by gases or by heating
-
- 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
-
- 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)
- Treatment Of Sludge (AREA)
- Filtration Of Liquid (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8502123A SE463771C (sv) | 1985-05-02 | 1985-05-02 | Anordning och förfarande för separering av vitlut, mesa och eventuellt slam varvid användes ett roterande skivfilter |
FI861792A FI87374B (fi) | 1985-05-02 | 1986-04-29 | Separering av lut, mesa och slam i en kausticeringsprocess. |
JP61102945A JPH07107236B2 (ja) | 1985-05-02 | 1986-05-02 | 苛性化プロセスを行う装置 |
CA000508263A CA1270608A (en) | 1985-05-02 | 1986-05-02 | Separation of caustic liquor, lime sludge and sludge in a causticising process |
US07/154,459 US4929355A (en) | 1985-02-05 | 1988-02-08 | Method and apparatus for the separation of caustic liquor, lime sludge and sludge in a causticizing process |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8502123A SE463771C (sv) | 1985-05-02 | 1985-05-02 | Anordning och förfarande för separering av vitlut, mesa och eventuellt slam varvid användes ett roterande skivfilter |
Publications (4)
Publication Number | Publication Date |
---|---|
SE8502123D0 SE8502123D0 (sv) | 1985-05-02 |
SE8502123L true SE8502123L (sv) | 1986-11-03 |
SE463771B SE463771B (sv) | 1991-01-21 |
SE463771C SE463771C (sv) | 1999-07-12 |
Family
ID=20360042
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8502123A SE463771C (sv) | 1985-02-05 | 1985-05-02 | Anordning och förfarande för separering av vitlut, mesa och eventuellt slam varvid användes ett roterande skivfilter |
Country Status (5)
Country | Link |
---|---|
US (1) | US4929355A (sv) |
JP (1) | JPH07107236B2 (sv) |
CA (1) | CA1270608A (sv) |
FI (1) | FI87374B (sv) |
SE (1) | SE463771C (sv) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE462597B (sv) * | 1988-11-25 | 1990-07-23 | Celleco Ab | Foerfarande och anordning foer fraktionering av suspensioner |
SE463242B (sv) * | 1989-03-13 | 1990-10-29 | Hedemora Ab | Filter foer kontinuerlig filtrering av suspension |
JPH0450107U (sv) * | 1990-09-03 | 1992-04-28 | ||
FI93752C (sv) * | 1992-07-07 | 1995-06-12 | Larox Ag | Förfarande för separering av produkt bildad i kaustisering |
SE501550C2 (sv) * | 1992-11-20 | 1995-03-13 | Kvaerner Pulp Equipment As | Sughuvud anordnat mellan en filtratkanal och ett fallrör vid ett roterande filter |
FI96879C (sv) * | 1994-03-15 | 1999-07-14 | Ahlstrom Machinery Oy | Förfarande och anordning för behandling av grönlut |
US5705031A (en) * | 1994-06-15 | 1998-01-06 | Kvaerner Pulping Technologies Ab | Process for removing and washing dregs from green liquor in a kraft pulp mill |
SE504374C2 (sv) * | 1994-10-20 | 1997-01-20 | Kvaerner Pulping Tech | Lakning av elfilteraska |
DE29518534U1 (de) * | 1995-11-22 | 1996-01-18 | Geldmacher, Joachim, Dipl.-Ing., 51588 Nümbrecht | Filter zum kontinuierlichen Filtern von Feststoffe aufweisenden Flüssigkeiten |
US6063294A (en) * | 1996-10-15 | 2000-05-16 | Baker Hughes Incorporated | Uniform area shower for disc filter |
SE510603C2 (sv) * | 1997-08-21 | 1999-06-07 | Kvaerner Pulping Asa | Roterande filter med förfiltrering i två steg, förfarande för filtrering samt användning av filtret för avvattning av cellulosafibersuspensioner |
FI105322B (sv) * | 1998-06-25 | 2000-07-31 | Outokumpu Oy | Förfarande för bildande av en filterkaka |
US7005067B2 (en) * | 2000-12-12 | 2006-02-28 | Gl&V Management Hungary Kft | Disc-type filtration apparatus including discharge collector internal to pressure vessel and method filtration |
SE516246C2 (sv) * | 2001-02-07 | 2001-12-10 | Kvaerner Pulping Tech | Rörsystem för mottagning och transport av mesa från ett vitlutsfilter |
US6833077B2 (en) * | 2001-04-23 | 2004-12-21 | Gl&V Management Hungary Kft. | Sequential swinging precoat removal and renewal system, filter so equipped and method |
SE526706C2 (sv) * | 2004-04-16 | 2005-10-25 | Kvaerner Pulping Tech | Förfarande och anordning för tvätt av mesa |
SE0401358L (sv) * | 2004-05-26 | 2005-02-22 | Kvaerner Pulping Tech | Förfarande och anordning för rengöring av filter |
FI20041518A (sv) * | 2004-11-25 | 2006-05-26 | Andritz Oy | Förfarande och anordning för behandling av mesa |
EP1961475B1 (en) * | 2007-02-21 | 2020-06-17 | Veolia Water Solutions & Technologies Support | High pressure cleaning device |
SE530768C2 (sv) | 2007-12-06 | 2008-09-09 | Metso Fiber Karlstad Ab | System för mottagning och transport av mesa från ett vitlutsfilter |
US20100213142A1 (en) * | 2008-11-24 | 2010-08-26 | Andritz Inc. | Lime mud vacuum filter washing system and method |
CN104066885B (zh) * | 2011-11-04 | 2015-10-21 | 维美德公司 | 苛化工艺制备白液的方法 |
FI124273B (sv) * | 2012-02-06 | 2014-05-30 | Andritz Oy | Förfarande och anordning för avlägsnande av förbeläggningen i ett roterande filter |
FI123557B (sv) * | 2012-02-06 | 2013-07-15 | Andritz Oy | Förfarande och anordning för uttunning av skikttjockleken av förbeläggningen i ett skivfilter |
JP5910141B2 (ja) * | 2012-02-13 | 2016-04-27 | 富士ゼロックス株式会社 | 現像装置及び画像形成装置 |
NL2011545C2 (nl) * | 2013-10-03 | 2015-04-07 | Bastenhof Consultancy B V | Filtratiesysteem en werkwijze voor het filtreren van een vloeistof. |
SE540553C2 (en) * | 2017-04-07 | 2018-09-25 | Valmet Oy | Pressurized disc filter for causticization liquors containing lime mud |
SE542326C2 (en) * | 2018-06-21 | 2020-04-14 | Valmet Oy | Vacuum filter |
US11000791B2 (en) * | 2019-03-06 | 2021-05-11 | Veolia Water Solutions & Technologies Support | Rotary disc filter having backwash guides |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI46534C (sv) * | 1971-01-13 | 1973-04-10 | Rauma Repola Oy | Tvättfilter för filtrering och tvättning av fibersuspension, speciellt massasuspension. |
SE419997B (sv) * | 1978-04-14 | 1981-09-07 | Alf Ove Andersson | Sett att bereda vitlut vit ett tryck over atmosferstrycket |
SE426959B (sv) * | 1982-03-17 | 1983-02-21 | Rauma Repola Oy | Forfarande for tjockning av massa eller suspension och skivfilter for tillempning av forfarandet |
US4525274A (en) * | 1984-04-06 | 1985-06-25 | Dorr-Oliver Incorporated | Filtrate discharge system for pressure filter |
SE451948B (sv) * | 1985-05-02 | 1987-11-09 | Hedemora Ab | Filter for kontinuerlig filtrering under tryck av en suspension |
-
1985
- 1985-05-02 SE SE8502123A patent/SE463771C/sv not_active IP Right Cessation
-
1986
- 1986-04-29 FI FI861792A patent/FI87374B/fi not_active Application Discontinuation
- 1986-05-02 JP JP61102945A patent/JPH07107236B2/ja not_active Expired - Lifetime
- 1986-05-02 CA CA000508263A patent/CA1270608A/en not_active Expired - Lifetime
-
1988
- 1988-02-08 US US07/154,459 patent/US4929355A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FI861792A0 (fi) | 1986-04-29 |
SE8502123D0 (sv) | 1985-05-02 |
SE463771B (sv) | 1991-01-21 |
SE463771C (sv) | 1999-07-12 |
FI861792A (fi) | 1986-11-03 |
FI87374B (fi) | 1992-09-15 |
JPS6233897A (ja) | 1987-02-13 |
CA1270608A (en) | 1990-06-26 |
JPH07107236B2 (ja) | 1995-11-15 |
US4929355A (en) | 1990-05-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |