CA2256385C - Radial-flow fluidizable filter - Google Patents
Radial-flow fluidizable filter Download PDFInfo
- Publication number
- CA2256385C CA2256385C CA002256385A CA2256385A CA2256385C CA 2256385 C CA2256385 C CA 2256385C CA 002256385 A CA002256385 A CA 002256385A CA 2256385 A CA2256385 A CA 2256385A CA 2256385 C CA2256385 C CA 2256385C
- Authority
- CA
- Canada
- Prior art keywords
- media
- fluidizing
- chamber
- backwash
- filter
- 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 - Fee Related
Links
- 239000002245 particle Substances 0.000 claims abstract description 33
- 239000012530 fluid Substances 0.000 claims description 37
- 238000000034 method Methods 0.000 claims description 18
- 230000007423 decrease Effects 0.000 claims description 5
- 230000003247 decreasing effect Effects 0.000 claims description 4
- 230000033001 locomotion Effects 0.000 claims description 4
- 238000009825 accumulation Methods 0.000 claims description 3
- 230000001172 regenerating effect Effects 0.000 claims description 2
- 230000008929 regeneration Effects 0.000 claims description 2
- 238000011069 regeneration method Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract description 90
- 238000001914 filtration Methods 0.000 abstract description 50
- 239000012535 impurity Substances 0.000 abstract description 32
- 238000005243 fluidization Methods 0.000 abstract description 20
- 238000011001 backwashing Methods 0.000 abstract description 14
- 239000013618 particulate matter Substances 0.000 description 24
- 239000011324 bead Substances 0.000 description 16
- 230000000694 effects Effects 0.000 description 8
- 230000001965 increasing effect Effects 0.000 description 8
- 239000011148 porous material Substances 0.000 description 8
- 239000013598 vector Substances 0.000 description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 239000008187 granular material Substances 0.000 description 4
- 239000004576 sand Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- QXJJQWWVWRCVQT-UHFFFAOYSA-K calcium;sodium;phosphate Chemical compound [Na+].[Ca+2].[O-]P([O-])([O-])=O QXJJQWWVWRCVQT-UHFFFAOYSA-K 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000005909 Kieselgur Substances 0.000 description 2
- 238000013019 agitation Methods 0.000 description 2
- 230000004323 axial length Effects 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 1
- 239000003830 anthracite Substances 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 235000015278 beef Nutrition 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
Classifications
-
- 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
- B01D35/14—Safety devices specially adapted for filtration; Devices for indicating clogging
- B01D35/153—Anti-leakage or anti-return valves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
- B01D24/04—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being clamped between pervious fixed walls
- B01D24/08—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being clamped between pervious fixed walls the filtering material being supported by at least two pervious coaxial walls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/38—Feed or discharge devices
- B01D24/42—Feed or discharge devices for discharging filtrate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/46—Regenerating the filtering material in the filter
- B01D24/4631—Counter-current flushing, e.g. by air
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/46—Regenerating the filtering material in the filter
- B01D24/4668—Regenerating the filtering material in the filter by moving the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/44—Special measures allowing the even or uniform distribution of fluid along the length of a conduit
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- External Artificial Organs (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US1816896P | 1996-05-23 | 1996-05-23 | |
US60/018,168 | 1996-05-23 | ||
US2367996P | 1996-08-17 | 1996-08-17 | |
US60/023,679 | 1996-08-17 | ||
PCT/US1997/008942 WO1997044111A1 (en) | 1996-05-23 | 1997-05-23 | Radial-flow fluidizable filter |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2256385A1 CA2256385A1 (en) | 1997-11-27 |
CA2256385C true CA2256385C (en) | 2005-12-06 |
Family
ID=26690813
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002256385A Expired - Fee Related CA2256385C (en) | 1996-05-23 | 1997-05-23 | Radial-flow fluidizable filter |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0909207A4 (de) |
CN (1) | CN1080131C (de) |
AU (1) | AU715029B2 (de) |
CA (1) | CA2256385C (de) |
HK (1) | HK1022114A1 (de) |
MX (1) | MXPA98010890A (de) |
WO (1) | WO1997044111A1 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6852232B2 (en) * | 1996-05-23 | 2005-02-08 | John D. Martin | Down flow radial flow filter |
CN103842046B (zh) | 2011-10-03 | 2016-01-13 | 株式会社石垣 | 不定形过滤介质层及具备其的过滤设备 |
NL1041872B1 (nl) * | 2016-05-18 | 2017-11-30 | Waterslag B V | Inrichting en werkwijze voor het filteren van een verontreiniging uit een vloeistof, tevens werkwijze voor het regenereren van zo een inrichting |
IT201700103653A1 (it) * | 2017-09-15 | 2019-03-15 | Filippo Bussinelli | Apparecchiatura di filtraggio per la filtrazione di liquidi |
WO2019053569A1 (en) * | 2017-09-15 | 2019-03-21 | Filippo Bussinelli | APPARATUS FOR FILTERING LIQUIDS |
CN114570109B (zh) * | 2022-05-09 | 2022-07-19 | 北京市一滴水环保科技有限公司 | 复合滤芯组件、沉淀过滤池及复合滤芯组件的反洗方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR605514A (de) * | 1924-10-01 | 1926-05-28 | ||
US4021339A (en) * | 1973-05-24 | 1977-05-03 | Patrick Foody | Water filter |
US4019985A (en) * | 1975-07-30 | 1977-04-26 | Texaco Inc. | Methods for fluidizing a filter media |
US4185466A (en) * | 1978-05-22 | 1980-01-29 | Grumman Aerospace Corporation | Partial pressure condensation pump |
US4643836A (en) * | 1985-10-01 | 1987-02-17 | Schmid Lawrence A | Radial flow filter having air fluidizing backwash means |
-
1997
- 1997-05-23 WO PCT/US1997/008942 patent/WO1997044111A1/en not_active Application Discontinuation
- 1997-05-23 MX MXPA98010890A patent/MXPA98010890A/es not_active Application Discontinuation
- 1997-05-23 CA CA002256385A patent/CA2256385C/en not_active Expired - Fee Related
- 1997-05-23 CN CN97196727A patent/CN1080131C/zh not_active Expired - Fee Related
- 1997-05-23 AU AU34739/97A patent/AU715029B2/en not_active Ceased
- 1997-05-23 EP EP97930996A patent/EP0909207A4/de not_active Withdrawn
-
2000
- 2000-02-15 HK HK00100902A patent/HK1022114A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
WO1997044111A1 (en) | 1997-11-27 |
CA2256385A1 (en) | 1997-11-27 |
AU3473997A (en) | 1997-12-09 |
CN1226182A (zh) | 1999-08-18 |
AU715029B2 (en) | 2000-01-13 |
EP0909207A1 (de) | 1999-04-21 |
EP0909207A4 (de) | 2000-10-04 |
MXPA98010890A (es) | 2004-05-21 |
HK1022114A1 (en) | 2000-07-28 |
CN1080131C (zh) | 2002-03-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |
Effective date: 20160524 |