FI69250B - Planfilter - Google Patents
Planfilter Download PDFInfo
- Publication number
- FI69250B FI69250B FI841314A FI841314A FI69250B FI 69250 B FI69250 B FI 69250B FI 841314 A FI841314 A FI 841314A FI 841314 A FI841314 A FI 841314A FI 69250 B FI69250 B FI 69250B
- Authority
- FI
- Finland
- Prior art keywords
- filter cloth
- filter
- water
- rings
- cloth
- Prior art date
Links
- 239000004744 fabric Substances 0.000 claims description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 32
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 238000005507 spraying Methods 0.000 claims 1
- 230000004888 barrier function Effects 0.000 description 4
- 238000001914 filtration Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 241000289659 Erinaceidae Species 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004091 panning Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000008237 rinsing water Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- 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
- B01D29/01—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 flat filtering elements
-
- 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
- B01D29/68—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles
- B01D29/682—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles with a rotary movement with respect to 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
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/94—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging the filter cake, e.g. chutes
- B01D29/945—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging the filter cake, e.g. chutes for continuously discharging concentrated liquid
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Materials (AREA)
Claims (8)
1. Planfilter omfattande en filterduk (8), som är lutande frän omkretsen mot centrum, medel (4) för ledande av vatten som skall filtreras frän omkretsen in pä filterduken, och ett under filterduken roterande spritsrör (9, 10), som är anordnat att spruta vatten genom filterduken för lösgörande av vid densamma häftande smuts och transporteran.de av denna over filterdukens undre kant tili en i filtrets centrum belä-gen avloppsbrunn (6),kännetecknat av att pä filterduken (8) är placerade hinder, som bromsar vattnets strömning och ökar vattenskiktets tjocklek.
2. Filter enligt patentkravet 1, kännetecknat av att hindren bestär av ett flertal med lämpliga mellanrum anordnade, med filterduken (8) koncentriska och frän densamma lösa ringar (11) , vilka är fixerade (12) vid filterdukens övre ände mot förskjutning.
3. Filter enligt patentkravet 2, känneteckna t av att ringarna (11) har en höjd av nägra millimeter. 1 Filter enligt patentkravet 2 eller 3, k ä n n e -- t e c k n a f av att ringarna (11) är belägna med mellanrum pä 5 - 50 cm.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI841314A FI69250C (fi) | 1984-04-02 | 1984-04-02 | Planfilter |
| PCT/FI1985/000032 WO1985004340A1 (en) | 1984-04-02 | 1985-03-29 | Plane filter |
| JP60501393A JPS61500954A (ja) | 1984-04-02 | 1985-03-29 | 平面フィルタ |
| BR8507175A BR8507175A (pt) | 1984-04-02 | 1985-03-29 | Filtro plano |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI841314 | 1984-04-02 | ||
| FI841314A FI69250C (fi) | 1984-04-02 | 1984-04-02 | Planfilter |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| FI841314A0 FI841314A0 (fi) | 1984-04-02 |
| FI69250B true FI69250B (fi) | 1985-09-30 |
| FI841314A FI841314A (fi) | 1985-10-03 |
| FI69250C FI69250C (fi) | 1986-01-10 |
Family
ID=8518843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI841314A FI69250C (fi) | 1984-04-02 | 1984-04-02 | Planfilter |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS61500954A (sv) |
| BR (1) | BR8507175A (sv) |
| FI (1) | FI69250C (sv) |
| WO (1) | WO1985004340A1 (sv) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5259955A (en) * | 1991-07-10 | 1993-11-09 | Bolton Joseph A | Vacuum strainer |
| US5425876A (en) * | 1993-10-25 | 1995-06-20 | Claude Laval Corporation | Gravity screen filter with dynamic backwash |
| US5453193A (en) * | 1994-01-04 | 1995-09-26 | Thermo Fibertek Inc. | Strainer |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI49680C (sv) * | 1973-10-24 | 1975-09-10 | Aarne Ellilae | Anordning vid cirkulärt planfilter. |
-
1984
- 1984-04-02 FI FI841314A patent/FI69250C/fi not_active IP Right Cessation
-
1985
- 1985-03-29 BR BR8507175A patent/BR8507175A/pt unknown
- 1985-03-29 WO PCT/FI1985/000032 patent/WO1985004340A1/en not_active Application Discontinuation
- 1985-03-29 JP JP60501393A patent/JPS61500954A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| BR8507175A (pt) | 1987-07-14 |
| JPS61500954A (ja) | 1986-05-15 |
| JPH0246243B2 (sv) | 1990-10-15 |
| FI69250C (fi) | 1986-01-10 |
| WO1985004340A1 (en) | 1985-10-10 |
| FI841314A (fi) | 1985-10-03 |
| FI841314A0 (fi) | 1984-04-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed |
Owner name: ELLILAE, AARNE |