FI902968A0 - Siktenhet foer sortering av massor, saerskilt pappersmassa. - Google Patents
Siktenhet foer sortering av massor, saerskilt pappersmassa.Info
- Publication number
- FI902968A0 FI902968A0 FI902968A FI902968A FI902968A0 FI 902968 A0 FI902968 A0 FI 902968A0 FI 902968 A FI902968 A FI 902968A FI 902968 A FI902968 A FI 902968A FI 902968 A0 FI902968 A0 FI 902968A0
- Authority
- FI
- Finland
- Prior art keywords
- siktenhet
- pappersmassa
- saerskilt
- massor
- sortering
- Prior art date
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
- D21D5/02—Straining or screening the pulp
- D21D5/023—Stationary screen-drums
- D21D5/026—Stationary screen-drums with rotating cleaning foils
-
- 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
- B01D29/115—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 open-ended, the arrival of the mixture to be filtered and the discharge of the concentrated mixture are situated on both opposite sides of the filtering element
-
- 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
- B01D29/117—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 outward flow filtration
- B01D29/118—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 outward flow filtration open-ended
-
- 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
- B01D29/54—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 arranged concentrically or coaxially
-
- 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
- B01D29/76—Handling the filter cake in the filter for purposes other than for regenerating
- B01D29/86—Retarding cake deposition on the filter during the filtration period, e.g. using stirrers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/12—Devices for taking out of action one or more units of multi- unit filters, e.g. for regeneration
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Paper (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI902968A FI902968A (fi) | 1990-06-13 | 1990-06-13 | Siktenhet foer sortering av massor, saerskilt pappersmassa. |
PCT/FI1991/000147 WO1991019852A1 (en) | 1990-06-13 | 1991-05-09 | Screening unit for the screening of pulp, especially paper pulp |
AU77992/91A AU7799291A (en) | 1990-06-13 | 1991-05-09 | Screening unit for the screening of pulp, especially paper pulp |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI902968A FI902968A (fi) | 1990-06-13 | 1990-06-13 | Siktenhet foer sortering av massor, saerskilt pappersmassa. |
Publications (2)
Publication Number | Publication Date |
---|---|
FI902968A0 true FI902968A0 (fi) | 1990-06-13 |
FI902968A FI902968A (fi) | 1991-12-14 |
Family
ID=8530623
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI902968A FI902968A (fi) | 1990-06-13 | 1990-06-13 | Siktenhet foer sortering av massor, saerskilt pappersmassa. |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU7799291A (fi) |
FI (1) | FI902968A (fi) |
WO (1) | WO1991019852A1 (fi) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5009774A (en) * | 1989-10-30 | 1991-04-23 | Beloit Corporation | Pulseless screen |
AT408771B (de) * | 2000-02-03 | 2002-03-25 | Andritz Ag Maschf | Sortierer zur reinigung einer faserstoffsuspension |
DE10115298A1 (de) * | 2001-03-28 | 2002-10-17 | Voith Paper Patent Gmbh | Drucksortierer zum Entfernen von Störstoffen aus einer störstoffhaltigen Papierfasersuspension |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2002382A1 (fi) * | 1968-02-22 | 1969-10-17 | Voith | |
GB1348347A (en) * | 1971-08-16 | 1974-03-13 | Burkhardt H H Kurtz H M | Apparatus for filtering a fibrous material suspension |
FI76851C (fi) * | 1987-07-06 | 1988-12-12 | Ahlstroem Oy | Foerfarande och anordning foer renhaollning av sil- eller siktyta. |
ATE94082T1 (de) * | 1988-11-17 | 1993-09-15 | Herco Cff Chiralflow Filter | Druckfilterapparat. |
-
1990
- 1990-06-13 FI FI902968A patent/FI902968A/fi not_active Application Discontinuation
-
1991
- 1991-05-09 AU AU77992/91A patent/AU7799291A/en not_active Abandoned
- 1991-05-09 WO PCT/FI1991/000147 patent/WO1991019852A1/en unknown
Also Published As
Publication number | Publication date |
---|---|
WO1991019852A1 (en) | 1991-12-26 |
FI902968A (fi) | 1991-12-14 |
AU7799291A (en) | 1992-01-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD | Application lapsed |
Owner name: SUNDS DEFIBRATOR JYLHAE OY |