FI801741A - Foerfarande foer att avskilja finfoerdelat material fraon suspension genom filtrering - Google Patents
Foerfarande foer att avskilja finfoerdelat material fraon suspension genom filtreringInfo
- Publication number
- FI801741A FI801741A FI801741A FI801741A FI801741A FI 801741 A FI801741 A FI 801741A FI 801741 A FI801741 A FI 801741A FI 801741 A FI801741 A FI 801741A FI 801741 A FI801741 A FI 801741A
- Authority
- FI
- Finland
- Prior art keywords
- finfoerdelat
- avskilja
- filtrering
- genom
- suspension
- Prior art date
Links
- 239000000463 material Substances 0.000 title 1
- 239000000725 suspension Substances 0.000 title 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
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/114—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements arranged for inward flow filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
- B01D29/52—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in parallel connection
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/04—Supports for the filtering elements
- B01D2201/043—Filter tubes connected to plates
- B01D2201/0446—Filter tubes connected to plates suspended from plates at the upper side of the filter elements
-
- 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)
- Filtering Materials (AREA)
- Filtration Of Liquid (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI801741A FI65918C (fi) | 1980-05-29 | 1980-05-29 | Foerfarande foer att avskilja sodasediment fraon groenlutsuspension genom filtrering |
SE8103333A SE443815B (sv) | 1980-05-29 | 1981-05-27 | Forfarande for att avskilja sodasediment fran en gronlutssuspension genom filtrering i tryckfilter |
US06/267,878 US4388197A (en) | 1980-05-29 | 1981-05-28 | Procedure for separating finely divided matter from a suspension by filtering |
CA000378505A CA1180855A (en) | 1980-05-29 | 1981-05-28 | Process for filtering green liquor using lime sludge as a filtering aid |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI801741A FI65918C (fi) | 1980-05-29 | 1980-05-29 | Foerfarande foer att avskilja sodasediment fraon groenlutsuspension genom filtrering |
FI801741 | 1980-05-29 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI801741A true FI801741A (fi) | 1981-11-30 |
FI65918B FI65918B (fi) | 1984-04-30 |
FI65918C FI65918C (fi) | 1984-08-10 |
Family
ID=8513523
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI801741A FI65918C (fi) | 1980-05-29 | 1980-05-29 | Foerfarande foer att avskilja sodasediment fraon groenlutsuspension genom filtrering |
Country Status (4)
Country | Link |
---|---|
US (1) | US4388197A (fi) |
CA (1) | CA1180855A (fi) |
FI (1) | FI65918C (fi) |
SE (1) | SE443815B (fi) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3414822A1 (de) * | 1984-04-19 | 1985-11-07 | Gottfried Bischoff Bau kompl. Gasreinigungs- und Wasserrückkühlanlagen GmbH & Co KG, 4300 Essen | Verfahren zur weiterverarbeitung von entschwefelungschlamm einer rauchgasentschwefelungsanlage |
US4560483A (en) * | 1984-05-04 | 1985-12-24 | Warning Theodore J | Process and apparatus for filtration of oil and gas well fluids |
US4693835A (en) * | 1984-08-07 | 1987-09-15 | Arai Machinery Corporation | Filter process and its device |
SE456254B (sv) * | 1987-02-12 | 1988-09-19 | Korsnes Ab | Sett att rena gronlut i sulfatmassafabrikers kemikalieatervinning |
US5441633A (en) * | 1992-09-25 | 1995-08-15 | Schewitz; Jonathan | Liquid filter using filtration aid |
FI96879C (fi) * | 1994-03-15 | 1999-07-14 | Ahlstrom Machinery Oy | Menetelmä ja laite viherlipeän käsittelemiseksi |
SE504574C2 (sv) * | 1994-09-13 | 1997-03-10 | Caustec Ab | Förfarande och anordning för filtrering av en suspension i diskontinuerligt arbetande tryckfilter |
FI105933B (fi) * | 1995-12-20 | 2000-10-31 | Larox Ag | Menetelmä valkolipeän valmistamiseksi |
US20140069505A1 (en) * | 2012-09-13 | 2014-03-13 | Paul Leon Kageler | Fluid deployment system for drilling and completion fluids |
CA3102456A1 (en) * | 2018-06-13 | 2019-12-19 | Cargill, Incorporated | Liquid discharge filter and its use |
US20240318514A1 (en) * | 2023-03-21 | 2024-09-26 | Saudi Arabian Oil Company | Systems and methods for operating candle filters to recover glycols from drilling operations |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1860570A (en) * | 1926-07-02 | 1932-05-31 | Bradley Mckeefe Corp | Manufacture of pulp, etc. |
US3833464A (en) * | 1973-02-16 | 1974-09-03 | Owens Illinois Inc | Method of decolorizing paper mill effluent liquid |
US4073678A (en) * | 1973-04-16 | 1978-02-14 | Westvaco Corporation | High yield semichemical wood pulping process |
FI62772C (fi) * | 1978-11-28 | 1983-03-10 | Enso Gutzeit Oy | Tryckfilter |
-
1980
- 1980-05-29 FI FI801741A patent/FI65918C/fi not_active IP Right Cessation
-
1981
- 1981-05-27 SE SE8103333A patent/SE443815B/sv not_active IP Right Cessation
- 1981-05-28 US US06/267,878 patent/US4388197A/en not_active Expired - Lifetime
- 1981-05-28 CA CA000378505A patent/CA1180855A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US4388197A (en) | 1983-06-14 |
SE443815B (sv) | 1986-03-10 |
CA1180855A (en) | 1985-01-15 |
SE8103333L (sv) | 1981-11-30 |
FI65918C (fi) | 1984-08-10 |
FI65918B (fi) | 1984-04-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MA | Patent expired |
Owner name: ENSO-GUTZEIT OSAKEYHTIOE |