CA2532293A1 - Dispositif de nettoyage de filtre a sable et sa methode - Google Patents

Dispositif de nettoyage de filtre a sable et sa methode Download PDF

Info

Publication number: CA2532293A1
Authority: CA; Canada
Prior art keywords: cleaning; water; filter; sand; sand filter
Prior art date: 2006-01-06
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.): Abandoned

Application number

CA002532293A

Other languages

English (en)

Inventor

Denis Deschenes

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

SONITEC Inc

Original Assignee

SONITEC INC.

Priority date (The priority date 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 date listed.)

2006-01-06

Filing date

2006-01-06

Publication date

2007-07-06

2006-01-06 Application filed by SONITEC INC. filed Critical SONITEC INC.

2006-01-06 Priority to CA002532293A priority Critical patent/CA2532293A1/fr

2007-01-05 Priority to PCT/CA2007/000017 priority patent/WO2007076611A1/fr

2007-07-06 Publication of CA2532293A1 publication Critical patent/CA2532293A1/fr

Status Abandoned legal-status Critical Current

Links

238000004140 cleaning Methods 0.000 title claims abstract description 148
239000004576 sand Substances 0.000 title claims abstract description 138
238000000034 method Methods 0.000 title claims abstract description 39
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 230
239000012459 cleaning agent Substances 0.000 claims description 61
238000011001 backwashing Methods 0.000 claims description 47
KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 12
CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical group [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 7
239000000460 chlorine Substances 0.000 claims description 7
229910052801 chlorine Inorganic materials 0.000 claims description 7
239000003995 emulsifying agent Substances 0.000 claims description 7
239000002253 acid Substances 0.000 claims description 6
239000005708 Sodium hypochlorite Substances 0.000 claims description 5
230000003134 recirculating effect Effects 0.000 claims description 5
SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 claims description 5
WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims 2
GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims 2
229910052794 bromium Inorganic materials 0.000 claims 2
125000001309 chloro group Chemical group Cl* 0.000 claims 2
239000007800 oxidant agent Substances 0.000 claims 2
230000001954 sterilising effect Effects 0.000 abstract description 40
241000894006 Bacteria Species 0.000 abstract description 37
239000002245 particle Substances 0.000 abstract description 33
239000003921 oil Substances 0.000 abstract description 30
229910052751 metal Inorganic materials 0.000 abstract description 5
239000002184 metal Substances 0.000 abstract description 5
230000003247 decreasing effect Effects 0.000 abstract description 2
238000001914 filtration Methods 0.000 description 38
239000003344 environmental pollutant Substances 0.000 description 25
231100000719 pollutant Toxicity 0.000 description 25
239000000126 substance Substances 0.000 description 19
229910052500 inorganic mineral Inorganic materials 0.000 description 17
239000011707 mineral Substances 0.000 description 17
238000003860 storage Methods 0.000 description 13
239000003206 sterilizing agent Substances 0.000 description 9
238000010438 heat treatment Methods 0.000 description 7
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
239000013043 chemical agent Substances 0.000 description 6
ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 5
230000004888 barrier function Effects 0.000 description 5
239000003795 chemical substances by application Substances 0.000 description 5
239000004519 grease Substances 0.000 description 5
239000002923 metal particle Substances 0.000 description 5
238000010926 purge Methods 0.000 description 4
238000004659 sterilization and disinfection Methods 0.000 description 4
150000007513 acids Chemical class 0.000 description 3
229910052742 iron Inorganic materials 0.000 description 3
230000003115 biocidal effect Effects 0.000 description 2
230000007423 decrease Effects 0.000 description 2
238000009826 distribution Methods 0.000 description 2
150000004676 glycans Chemical class 0.000 description 2
238000009434 installation Methods 0.000 description 2
VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
230000033116 oxidation-reduction process Effects 0.000 description 2
229920001282 polysaccharide Polymers 0.000 description 2
239000005017 polysaccharide Substances 0.000 description 2
239000000654 additive Substances 0.000 description 1
239000000356 contaminant Substances 0.000 description 1
238000001816 cooling Methods 0.000 description 1
230000001351 cycling effect Effects 0.000 description 1
230000000249 desinfective effect Effects 0.000 description 1
230000005611 electricity Effects 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
239000011521 glass Substances 0.000 description 1
229910001385 heavy metal Inorganic materials 0.000 description 1
239000010954 inorganic particle Substances 0.000 description 1
239000007788 liquid Substances 0.000 description 1
150000002739 metals Chemical class 0.000 description 1
230000004048 modification Effects 0.000 description 1
238000012986 modification Methods 0.000 description 1
239000003345 natural gas Substances 0.000 description 1
239000011368 organic material Substances 0.000 description 1
239000011146 organic particle Substances 0.000 description 1
230000001590 oxidative effect Effects 0.000 description 1
230000000737 periodic effect Effects 0.000 description 1
230000008569 process Effects 0.000 description 1
238000001223 reverse osmosis Methods 0.000 description 1
239000007787 solid Substances 0.000 description 1
239000003381 stabilizer Substances 0.000 description 1
230000009182 swimming Effects 0.000 description 1
238000011179 visual inspection Methods 0.000 description 1
238000005406 washing Methods 0.000 description 1
238000004065 wastewater treatment Methods 0.000 description 1

Classifications

- 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
- B01D24/10—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 held in a closed container
- B01D24/105—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 held in a closed container downward filtration without specifications about the filter material supporting means
- 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
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/08—Regeneration of the filter
- B01D2201/085—Regeneration of the filter using another chemical than the liquid to be filtered

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Filtration Of Liquid (AREA)

CA002532293A 2006-01-06 2006-01-06 Dispositif de nettoyage de filtre a sable et sa methode Abandoned CA2532293A1 (fr)

Priority Applications (2)

Application Number	Priority Date	Filing Date	Title
CA002532293A CA2532293A1 (fr)	2006-01-06	2006-01-06	Dispositif de nettoyage de filtre a sable et sa methode
PCT/CA2007/000017 WO2007076611A1 (fr)	2006-01-06	2007-01-05	Appareil de nettoyage de filtre à gravier et procédé associe

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA002532293A CA2532293A1 (fr)	2006-01-06	2006-01-06	Dispositif de nettoyage de filtre a sable et sa methode

Publications (1)

Publication Number	Publication Date
CA2532293A1 true CA2532293A1 (fr)	2007-07-06

Family

ID=38227875

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002532293A Abandoned CA2532293A1 (fr)	2006-01-06	2006-01-06	Dispositif de nettoyage de filtre a sable et sa methode

Country Status (2)

Country	Link
CA (1)	CA2532293A1 (fr)
WO (1)	WO2007076611A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US10906818B2 (en)	2017-12-22	2021-02-02	Ozono Polaris, S.A. de C.V.	Process for back-and-forth washing of adsorptive media

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US9238586B2 (en)	2008-11-20	2016-01-19	Alion Science & Technology	Filter cleaning method
CN112213236B (zh) *	2020-09-27	2022-06-21	西南石油大学	一种水合物固态流化开采模拟高压可视化监测装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE465066B (sv) *	1988-05-26	1991-07-22	Sten Jacquet	Tvaettsystem foer medstroemstvaettning av partikulaert filtermedium samt filtreringsapparat med medstroemstvaett
SE511870C2 (sv) *	1998-04-08	1999-12-06	Weda Poolcleaner Ab	Metod och anordning för bottenrening av bassänger med sandbotten
DE10010255C2 (de) *	2000-03-02	2002-10-31	P & W Invest Vermoegensverwalt	Verfahren zum entkeimenden und reinigenden Spülen partikelhaltiger Filterbetten

2006
- 2006-01-06 CA CA002532293A patent/CA2532293A1/fr not_active Abandoned
2007
- 2007-01-05 WO PCT/CA2007/000017 patent/WO2007076611A1/fr not_active Ceased

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US10906818B2 (en)	2017-12-22	2021-02-02	Ozono Polaris, S.A. de C.V.	Process for back-and-forth washing of adsorptive media
US11891311B2 (en)	2017-12-22	2024-02-06	Ozono Polaris, S.A. de C.V.	Process and system for back-and-forth washing of adsorptive media

Also Published As

Publication number	Publication date
WO2007076611A1 (fr)	2007-07-12

Legal Events

Date	Code	Title	Description
2012-01-06	FZDE	Dead

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