CA1067417A - Screen with air cushion for stock suspensions - Google Patents
Screen with air cushion for stock suspensionsInfo
- Publication number
- CA1067417A CA1067417A CA240,899A CA240899A CA1067417A CA 1067417 A CA1067417 A CA 1067417A CA 240899 A CA240899 A CA 240899A CA 1067417 A CA1067417 A CA 1067417A
- Authority
- CA
- Canada
- Prior art keywords
- tank
- strainer
- stock suspension
- stock
- separator
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
- 239000000725 suspension Substances 0.000 title claims abstract description 63
- 239000012535 impurity Substances 0.000 claims description 15
- 238000004140 cleaning Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 5
- 230000001276 controlling effect Effects 0.000 claims 2
- 238000013016 damping Methods 0.000 description 9
- 230000007423 decrease Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000000717 retained effect Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000000644 propagated effect Effects 0.000 description 2
- 208000036366 Sensation of pressure Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- B01D29/117—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
- B01D29/62—Regenerating the filter material in the filter
- B01D29/70—Regenerating the filter material in the filter by forces created by movement of the filter element
- B01D29/72—Regenerating the filter material in the filter by forces created by movement of the filter element involving vibrations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B7/00—Combinations of wet processes or apparatus with other processes or apparatus, e.g. for dressing ores or garbage
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/28—Position of the filtering element
- B01D2201/287—Filtering elements with a vertical or inclined rotation or symmetry axis
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Paper (AREA)
- Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1600074A CH586074A5 (fi) | 1974-12-03 | 1974-12-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1067417A true CA1067417A (en) | 1979-12-04 |
Family
ID=4413697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA240,899A Expired CA1067417A (en) | 1974-12-03 | 1975-12-02 | Screen with air cushion for stock suspensions |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | AT336393B (fi) |
| CA (1) | CA1067417A (fi) |
| CH (1) | CH586074A5 (fi) |
| FI (1) | FI753214A (fi) |
| GB (1) | GB1492209A (fi) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3503241A1 (de) * | 1985-01-31 | 1986-08-07 | J.M. Voith Gmbh, 7920 Heidenheim | Sortierer, insbesondere vertikalsichter |
| DE3519373A1 (de) * | 1985-05-30 | 1986-12-04 | J.M. Voith Gmbh, 7920 Heidenheim | Sortiergeraet |
| DE19805448C2 (de) * | 1998-02-11 | 2000-04-13 | Voith Sulzer Papiertech Patent | Verfahren und Vorrichtung zur Reinigung und Zuführung einer Papierstoffsuspension in den Stoffauflauf einer Papiermaschine |
| DE102016107256B4 (de) * | 2016-04-19 | 2023-08-24 | Pallmann Maschinenfabrik Gmbh & Co. Kg | Vorrichtung und Verfahren zum Trennen von Aufgabegut in Feingut und Grobgut |
-
1974
- 1974-12-03 CH CH1600074A patent/CH586074A5/xx not_active IP Right Cessation
- 1974-12-06 AT AT978374A patent/AT336393B/de not_active IP Right Cessation
-
1975
- 1975-11-14 FI FI753214A patent/FI753214A/fi not_active Application Discontinuation
- 1975-12-02 CA CA240,899A patent/CA1067417A/en not_active Expired
- 1975-12-03 GB GB49667/75A patent/GB1492209A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2459587B1 (de) | 1975-10-30 |
| FI753214A (fi) | 1976-06-04 |
| GB1492209A (en) | 1977-11-16 |
| ATA978374A (de) | 1976-08-15 |
| CH586074A5 (fi) | 1977-03-31 |
| AT336393B (de) | 1977-05-10 |
| DE2459587A1 (fi) | 1975-10-30 |
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