FI67179C - Roterande filter - Google Patents
Roterande filter Download PDFInfo
- Publication number
- FI67179C FI67179C FI771428A FI771428A FI67179C FI 67179 C FI67179 C FI 67179C FI 771428 A FI771428 A FI 771428A FI 771428 A FI771428 A FI 771428A FI 67179 C FI67179 C FI 67179C
- Authority
- FI
- Finland
- Prior art keywords
- filter
- plastic
- circulating
- support structures
- wire
- Prior art date
Links
- 239000004033 plastic Substances 0.000 description 28
- 229920003023 plastic Polymers 0.000 description 28
- 239000002184 metal Substances 0.000 description 16
- 238000005260 corrosion Methods 0.000 description 7
- 230000007797 corrosion Effects 0.000 description 7
- 238000001914 filtration Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 229910001220 stainless steel Inorganic materials 0.000 description 5
- 239000010935 stainless steel Substances 0.000 description 5
- -1 polyethylene Polymers 0.000 description 4
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 description 3
- 229920006370 Kynar Polymers 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000003929 acidic solution Substances 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- DKDSFVCSLPKNPV-UHFFFAOYSA-N disulfur difluoride Chemical compound FSSF DKDSFVCSLPKNPV-UHFFFAOYSA-N 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229920000785 ultra high molecular weight polyethylene Polymers 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
- B01D33/067—Construction of the filtering drums, e.g. mounting or sealing arrangements
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Materials (AREA)
- Filtration Of Liquid (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US68406876 | 1976-05-06 | ||
| US05/684,068 US4066555A (en) | 1976-05-06 | 1976-05-06 | Rotary filter |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI771428A7 FI771428A7 (OSRAM) | 1977-11-07 |
| FI67179B FI67179B (fi) | 1984-10-31 |
| FI67179C true FI67179C (fi) | 1985-02-11 |
Family
ID=24746570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI771428A FI67179C (fi) | 1976-05-06 | 1977-05-05 | Roterande filter |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4066555A (OSRAM) |
| JP (1) | JPS602083B2 (OSRAM) |
| CA (1) | CA1072019A (OSRAM) |
| FI (1) | FI67179C (OSRAM) |
| SE (1) | SE7704880L (OSRAM) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5200072A (en) | 1990-08-16 | 1993-04-06 | Ahlstrom Screen Plates Inc. | Screen plates and methods of manufacture |
| JP3190254B2 (ja) * | 1996-06-20 | 2001-07-23 | 相川鉄工株式会社 | 製紙用スクリ−ン |
| SE2051223A1 (en) * | 2020-10-21 | 2021-09-02 | Valmet Oy | Mounting device for mounting frame rings around a wash press drum core and a method for mounting frame rings |
| US20220355225A1 (en) * | 2021-05-10 | 2022-11-10 | Lyco Manufacturing Inc. | Externally Fed Screen for Filtration |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2987191A (en) * | 1957-03-28 | 1961-06-06 | Gen Engineering Company Ab | Strainer or filter drums |
| US3773614A (en) * | 1971-11-05 | 1973-11-20 | Improved Machinery Inc | Drum comprising support mounted grid structure |
| US3919088A (en) * | 1974-03-22 | 1975-11-11 | Alar Eng Corp | Rotary vacuum filter |
-
1976
- 1976-05-06 US US05/684,068 patent/US4066555A/en not_active Expired - Lifetime
- 1976-11-30 CA CA266,845A patent/CA1072019A/en not_active Expired
-
1977
- 1977-04-28 SE SE7704880A patent/SE7704880L/xx unknown
- 1977-04-30 JP JP52050613A patent/JPS602083B2/ja not_active Expired
- 1977-05-05 FI FI771428A patent/FI67179C/fi not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| US4066555A (en) | 1978-01-03 |
| JPS602083B2 (ja) | 1985-01-19 |
| CA1072019A (en) | 1980-02-19 |
| FI771428A7 (OSRAM) | 1977-11-07 |
| SE7704880L (sv) | 1977-11-07 |
| FI67179B (fi) | 1984-10-31 |
| JPS52142370A (en) | 1977-11-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed |
Owner name: PASCALE, JOSEPH ANDREW |