FI861792A - Separering av lut, mesa och slam i en kausticeringsprocess. - Google Patents
Separering av lut, mesa och slam i en kausticeringsprocess. Download PDFInfo
- Publication number
- FI861792A FI861792A FI861792A FI861792A FI861792A FI 861792 A FI861792 A FI 861792A FI 861792 A FI861792 A FI 861792A FI 861792 A FI861792 A FI 861792A FI 861792 A FI861792 A FI 861792A
- Authority
- FI
- Finland
- Prior art keywords
- kausticeringsprocess
- separering
- slam
- lut
- mesa
- Prior art date
Links
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)
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 (3)
Publication Number | Publication Date |
---|---|
FI861792A0 FI861792A0 (fi) | 1986-04-29 |
FI861792A true FI861792A (fi) | 1986-11-03 |
FI87374B FI87374B (fi) | 1992-09-15 |
Family
ID=20360042
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI861792A FI87374B (fi) | 1985-05-02 | 1986-04-29 | Separering av lut, mesa och slam i en kausticeringsprocess. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4929355A (fi) |
JP (1) | JPH07107236B2 (fi) |
CA (1) | CA1270608A (fi) |
FI (1) | FI87374B (fi) |
SE (1) | SE463771C (fi) |
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 (fi) * | 1990-09-03 | 1992-04-28 | ||
FI93752C (fi) * | 1992-07-07 | 1995-06-12 | Larox Ag | Menetelmä kaustisoinnissa muodostuvan tuotteen suodattamiseksi |
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 (fi) * | 1994-03-15 | 1999-07-14 | Ahlstrom Machinery Oy | Menetelmä ja laite viherlipeän käsittelemiseksi |
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 (fi) * | 1998-06-25 | 2000-07-31 | Outokumpu Oy | Menetelmä suodatuskakun muodostamiseksi |
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 (fi) * | 2004-11-25 | 2006-05-26 | Andritz Oy | Menetelmä ja laite meesan käsittelemiseksi |
EP1961475B1 (en) * | 2007-02-21 | 2020-06-17 | Veolia Water Solutions & Technologies Support | High pressure cleaning device |
SE0702702L (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 |
BR112014010625A2 (pt) | 2011-11-04 | 2017-04-25 | Valment Ab | método para udo em um processo de caustificação para produção de licor branco |
FI123557B (fi) * | 2012-02-06 | 2013-07-15 | Andritz Oy | Menetelmä ja laite kiekkosuotimen esipäällystekerroksen ohentamiseksi |
FI124273B (fi) * | 2012-02-06 | 2014-05-30 | Andritz Oy | Menetelmä ja laite pyörivän suotimen esipäällystekerroksen poistamiseksi |
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 (fi) * | 1971-01-13 | 1973-04-10 | Rauma Repola Oy | Suodinpesuri kuitulietteen, varsinkin massasulpun suodattamiseksi ja p esemiseksi. |
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 CA CA000508263A patent/CA1270608A/en not_active Expired - Lifetime
- 1986-05-02 JP JP61102945A patent/JPH07107236B2/ja 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 |
---|---|
SE463771B (sv) | 1991-01-21 |
FI87374B (fi) | 1992-09-15 |
SE8502123L (sv) | 1986-11-03 |
SE8502123D0 (sv) | 1985-05-02 |
JPH07107236B2 (ja) | 1995-11-15 |
FI861792A0 (fi) | 1986-04-29 |
US4929355A (en) | 1990-05-29 |
JPS6233897A (ja) | 1987-02-13 |
CA1270608A (en) | 1990-06-26 |
SE463771C (sv) | 1999-07-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GB | Transfer or assigment of application |
Owner name: CAUSTEC AB |
|
CD | Patent refused following opposition | ||
FC | Application refused |
Owner name: CAUSTEC AB |