SE463771C - Anordning och förfarande för separering av vitlut, mesa och eventuellt slam varvid användes ett roterande skivfilter - Google Patents

Anordning och förfarande för separering av vitlut, mesa och eventuellt slam varvid användes ett roterande skivfilter

Info

Publication number: SE463771C
Authority: SE; Sweden
Prior art keywords: filter; mesa; gas; filtration; white liquor
Prior art date: 1985-05-02

Application number

SE8502123A

Other languages

English (en)

Swedish (sv)

Other versions

SE8502123D0 (sv

SE463771B (sv

SE8502123L (sv

Inventor

Samuel Ragnegaard

Arne Sjoeberg

Original Assignee

Caustec Ab

Priority date (The priority date 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 date listed.)

1985-05-02

Filing date

1985-05-02

Publication date

1999-07-12

1985-05-02 Application filed by Caustec Ab filed Critical Caustec Ab

1985-05-02 Priority to SE8502123A priority Critical patent/SE463771C/sv

1985-05-02 Publication of SE8502123D0 publication Critical patent/SE8502123D0/xx

1986-04-29 Priority to FI861792A priority patent/FI87374B/fi

1986-05-02 Priority to JP61102945A priority patent/JPH07107236B2/ja

1986-05-02 Priority to CA000508263A priority patent/CA1270608A/en

1986-11-03 Publication of SE8502123L publication Critical patent/SE8502123L/xx

1988-02-08 Priority to US07/154,459 priority patent/US4929355A/en

1991-01-21 Publication of SE463771B publication Critical patent/SE463771B/sv

1999-07-12 Publication of SE463771C publication Critical patent/SE463771C/sv

Links

238000000034 method Methods 0.000 title claims description 21
239000010802 sludge Substances 0.000 title claims description 13
238000001914 filtration Methods 0.000 claims description 23
239000000706 filtrate Substances 0.000 claims description 16
239000004744 fabric Substances 0.000 claims description 12
238000000926 separation method Methods 0.000 claims description 9
239000011248 coating agent Substances 0.000 claims description 5
238000000576 coating method Methods 0.000 claims description 5
239000007791 liquid phase Substances 0.000 claims description 3
239000012071 phase Substances 0.000 claims description 3
230000001105 regulatory effect Effects 0.000 claims description 3
238000007790 scraping Methods 0.000 claims 3
238000009993 causticizing Methods 0.000 claims 1
210000000056 organ Anatomy 0.000 claims 1
HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
238000005406 washing Methods 0.000 description 7
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 6
230000008901 benefit Effects 0.000 description 6
239000000725 suspension Substances 0.000 description 5
238000005516 engineering process Methods 0.000 description 3
230000003647 oxidation Effects 0.000 description 3
238000007254 oxidation reaction Methods 0.000 description 3
VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
235000008733 Citrus aurantifolia Nutrition 0.000 description 2
235000011941 Tilia x europaea Nutrition 0.000 description 2
238000006243 chemical reaction Methods 0.000 description 2
239000004571 lime Substances 0.000 description 2
239000007788 liquid Substances 0.000 description 2
238000012423 maintenance Methods 0.000 description 2
239000000203 mixture Substances 0.000 description 2
235000017550 sodium carbonate Nutrition 0.000 description 2
229910000029 sodium carbonate Inorganic materials 0.000 description 2
239000002904 solvent Substances 0.000 description 2
108010068370 Glutens Proteins 0.000 description 1
241000220317 Rosa Species 0.000 description 1
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
229940037003 alum Drugs 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
229910000019 calcium carbonate Inorganic materials 0.000 description 1
239000000292 calcium oxide Substances 0.000 description 1
235000012255 calcium oxide Nutrition 0.000 description 1
238000010411 cooking Methods 0.000 description 1
238000001816 cooling Methods 0.000 description 1
230000008878 coupling Effects 0.000 description 1
238000010168 coupling process Methods 0.000 description 1
238000005859 coupling reaction Methods 0.000 description 1
230000006866 deterioration Effects 0.000 description 1
238000007599 discharging Methods 0.000 description 1
238000006073 displacement reaction Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
239000012065 filter cake Substances 0.000 description 1
238000010304 firing Methods 0.000 description 1
238000005755 formation reaction Methods 0.000 description 1
235000021312 gluten Nutrition 0.000 description 1
238000003973 irrigation Methods 0.000 description 1
230000002262 irrigation Effects 0.000 description 1
239000000463 material Substances 0.000 description 1
238000009304 pastoral farming Methods 0.000 description 1
238000003825 pressing Methods 0.000 description 1
108090000623 proteins and genes Proteins 0.000 description 1
238000000746 purification Methods 0.000 description 1
238000004062 sedimentation Methods 0.000 description 1
239000007921 spray Substances 0.000 description 1
239000000126 substance Substances 0.000 description 1
239000011593 sulfur Substances 0.000 description 1
229910052717 sulfur Inorganic materials 0.000 description 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)

SE8502123A 1985-02-05 1985-05-02 Anordning och förfarande för separering av vitlut, mesa och eventuellt slam varvid användes ett roterande skivfilter SE463771C (sv)

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 SE8502123L (sv)	1986-11-03
SE463771B SE463771B (sv)	1991-01-21
SE463771C true 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 (ja)
JP (1)	JPH07107236B2 (ja)
CA (1)	CA1270608A (ja)
FI (1)	FI87374B (ja)
SE (1)	SE463771C (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2009072978A1 (en)	2007-12-06	2009-06-11	Metso Fiber Karlstad Ab	System for reception and transport of lime mud from a white liquor filter

Families Citing this family (28)

* Cited by examiner, † Cited by third party
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 (ja) *	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
SE0100411L (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
FI20041518L (fi) *	2004-11-25	2006-05-26	Andritz Oy	Menetelmä ja laite meesan käsittelemiseksi
DK1961475T3 (da) *	2007-02-21	2020-08-31	Veolia Water Solutions & Tech	Højtryksrensningsanordning
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)

* Cited by examiner, † Cited by third party
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 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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2009072978A1 (en)	2007-12-06	2009-06-11	Metso Fiber Karlstad Ab	System for reception and transport of lime mud from a white liquor filter
WO2009072980A1 (en)	2007-12-06	2009-06-11	Metso Fiber Karlstad Ab	Hose valve for feeding fine grained material

Also Published As

Publication number	Publication date
US4929355A (en)	1990-05-29
JPS6233897A (ja)	1987-02-13
CA1270608A (en)	1990-06-26
FI861792A0 (fi)	1986-04-29
SE8502123D0 (sv)	1985-05-02
JPH07107236B2 (ja)	1995-11-15
SE463771B (sv)	1991-01-21
SE8502123L (sv)	1986-11-03
FI87374B (fi)	1992-09-15
FI861792L (fi)	1986-11-03

Legal Events

Date	Code	Title	Description
2005-07-05	NUG	Patent has lapsed

Publication	Publication Date	Title
SE463771B (sv)	1991-01-21	Anordning och foerfarande foer separering av vitlut, mesa och eventuellt slam varvid anvaendes ett roterande skiv- eller trumfilter
US3363774A (en)	1968-01-16	Rotary drum filter
FI110069B (fi)	2002-11-29	Laite kiinteiden hiukkasten erottamiseksi nesteseoksesta
FI94839C (fi)	1995-11-10	Laite lietteiden suodattamiseen ja menetelmä laitteiden käyttämiseksi
US5900158A (en)	1999-05-04	Method and apparatus for thickening lime mud with a disc filter
US4276169A (en)	1981-06-30	Drainage deck assembly for rotary vacuum drum filter
JPH04501981A (ja)	1992-04-09	懸濁液の濾過方法とその装置
EP0239312A1 (en)	1987-09-30	Method and apparatus for washing pulp
SE525450C2 (sv)	2005-02-22	Förfarande och anordning för rengöring av filter
FI79654B (fi)	1989-10-31	Roterande skivfilter.
US4528103A (en)	1985-07-09	Pressure filter
US3306457A (en)	1967-02-28	Drum filter
US4647375A (en)	1987-03-03	Apparatus for universal water treatment
US4279760A (en)	1981-07-21	Process and apparatus for continuous cake filteration under pressure
US3306460A (en)	1967-02-28	Wire wound filter with underlying peripherally spaced cover elements
FI92803C (fi)	1995-01-10	Suodatin jatkuvaan suodatukseen
US2802572A (en)	1957-08-13	Screen unit for treating solid matter of a suspension
US3825124A (en)	1974-07-23	Filter elements for continuous filters
FI81725C (fi)	1990-12-10	Foerfarande och anordning foer behandling av fibersuspension.
US4442001A (en)	1984-04-10	Rotary vacuum filter
US4083787A (en)	1978-04-11	Rotary vacuum filter
USRE18598E (en)	1932-09-13	Apparatus for separating solids from liquids or liquors by filtration
JP2001025618A (ja)	2001-01-30	洗浄装置を付設した濾過脱水機
US2293120A (en)	1942-08-18	Filter
SE521068C2 (sv)	2003-09-30	Process och utrustning vid kausticering för framställning av vitlut