CA1176997A - Dispositif detecteur des fuites a l'endroit de filtres - Google Patents

Dispositif detecteur des fuites a l'endroit de filtres

Info

Publication number: CA1176997A
Authority: CA; Canada
Prior art keywords: filters; airstream; filter; housing; bank
Prior art date: 1979-03-05
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

Application number

CA000422068A

Other languages

English (en)

Inventor

David E. Wilcox

Thomas T. Allan

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.)

Flanders Filters Inc

Original Assignee

Flanders Filters 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.)

1979-03-05

Filing date

1983-02-21

Publication date

1984-10-30

1980-03-05 Priority claimed from CA000347061A external-priority patent/CA1144087A/fr

1983-02-21 Application filed by Flanders Filters Inc filed Critical Flanders Filters Inc

1983-02-21 Priority to CA000422068A priority Critical patent/CA1176997A/fr

1984-10-30 Application granted granted Critical

1984-10-30 Publication of CA1176997A publication Critical patent/CA1176997A/fr

Status Expired legal-status Critical Current

Links

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238000011144 upstream manufacturing Methods 0.000 claims abstract description 33
239000002245 particle Substances 0.000 claims abstract description 29
238000001914 filtration Methods 0.000 claims description 6
239000000203 mixture Substances 0.000 abstract description 5
238000012544 monitoring process Methods 0.000 abstract description 2
MQIUGAXCHLFZKX-UHFFFAOYSA-N Di-n-octyl phthalate Natural products CCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCC MQIUGAXCHLFZKX-UHFFFAOYSA-N 0.000 description 35
BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 description 35
108091006146 Channels Proteins 0.000 description 25
238000005070 sampling Methods 0.000 description 10
239000000523 sample Substances 0.000 description 7
239000006185 dispersion Substances 0.000 description 6
238000009434 installation Methods 0.000 description 5
238000000034 method Methods 0.000 description 5
238000004519 manufacturing process Methods 0.000 description 4
239000000463 material Substances 0.000 description 4
230000007704 transition Effects 0.000 description 4
238000013461 design Methods 0.000 description 3
230000002093 peripheral effect Effects 0.000 description 3
238000010998 test method Methods 0.000 description 3
238000000149 argon plasma sintering Methods 0.000 description 2
238000011109 contamination Methods 0.000 description 2
238000010790 dilution Methods 0.000 description 2
239000012895 dilution Substances 0.000 description 2
230000000694 effects Effects 0.000 description 2
238000007789 sealing Methods 0.000 description 2
238000012956 testing procedure Methods 0.000 description 2
NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 description 1
244000228957 Ferula foetida Species 0.000 description 1
239000000443 aerosol Substances 0.000 description 1
238000013459 approach Methods 0.000 description 1
230000000711 cancerogenic effect Effects 0.000 description 1
231100000315 carcinogenic Toxicity 0.000 description 1
239000011093 chipboard Substances 0.000 description 1
238000004140 cleaning Methods 0.000 description 1
238000010276 construction Methods 0.000 description 1
230000006866 deterioration Effects 0.000 description 1
238000011161 development Methods 0.000 description 1
230000018109 developmental process Effects 0.000 description 1
238000009826 distribution Methods 0.000 description 1
230000009977 dual effect Effects 0.000 description 1
239000000428 dust Substances 0.000 description 1
239000011152 fibreglass Substances 0.000 description 1
239000012530 fluid Substances 0.000 description 1
239000000543 intermediate Substances 0.000 description 1
230000014759 maintenance of location Effects 0.000 description 1
230000013011 mating Effects 0.000 description 1
239000007769 metal material Substances 0.000 description 1
239000003758 nuclear fuel Substances 0.000 description 1
230000000737 periodic effect Effects 0.000 description 1
239000004033 plastic Substances 0.000 description 1
230000001681 protective effect Effects 0.000 description 1
239000012857 radioactive material Substances 0.000 description 1
239000000941 radioactive substance Substances 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
231100000331 toxic Toxicity 0.000 description 1
230000002588 toxic effect Effects 0.000 description 1
238000003466 welding Methods 0.000 description 1

Landscapes

Sampling And Sample Adjustment (AREA)

CA000422068A 1979-03-05 1983-02-21 Dispositif detecteur des fuites a l'endroit de filtres Expired CA1176997A (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA000422068A CA1176997A (fr)	1979-03-05	1983-02-21	Dispositif detecteur des fuites a l'endroit de filtres

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
US1728979A	1979-03-05	1979-03-05
US17,289		1979-03-05
CA000347061A CA1144087A (fr)	1979-03-05	1980-03-05	Methode et dispositif d'epreuve de filtres au titre des fuites
CA000422068A CA1176997A (fr)	1979-03-05	1983-02-21	Dispositif detecteur des fuites a l'endroit de filtres

Related Parent Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000347061A Division CA1144087A (fr)	1979-03-05	1980-03-05	Methode et dispositif d'epreuve de filtres au titre des fuites

Publications (1)

Publication Number	Publication Date
CA1176997A true CA1176997A (fr)	1984-10-30

Family

ID=27166613

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000422068A Expired CA1176997A (fr)	1979-03-05	1983-02-21	Dispositif detecteur des fuites a l'endroit de filtres

Country Status (1)

Country	Link
CA (1)	CA1176997A (fr)

1983
- 1983-02-21 CA CA000422068A patent/CA1176997A/fr not_active Expired

Legal Events

Date	Code	Title	Description
2001-10-30	MKEX	Expiry
2022-08-08	MKEX	Expiry	Effective date: 20011030

Publication	Publication Date	Title
US4324568A (en)	1982-04-13	Method and apparatus for the leak testing of filters
USRE31952E (en)	1985-07-23	Method and apparatus for the leak testing of filters
US4055075A (en)	1977-10-25	Method and apparatus for the leak testing of filters
US9360411B2 (en)	2016-06-07	Alternate inlet field testing apparatus
US4515007A (en)	1985-05-07	Method of and apparatus for testing the integrity of filters
US8048182B2 (en)	2011-11-01	Integrated containment system
US20160097705A1 (en)	2016-04-07	Non-instrusive filter scanning
US11338238B2 (en)	2022-05-24	Aerosol distribution in filter testing systems
CN106442890A (zh)	2017-02-22	多通道快速换气的双泵式气体检测装置
EP0024421B1 (fr)	1986-04-30	Methode et appareil de controle des fuites des filtres
CN112683947B (zh)	2023-06-23	一种角联结构管网爆炸模拟测试分析系统
CA1176997A (fr)	1984-10-30	Dispositif detecteur des fuites a l'endroit de filtres
CN114296125A (zh)	2022-04-08	一种放射性气溶胶取样测试系统
CN209372636U (zh)	2019-09-10	一种过滤器效率检验装置
DE2718218A1 (de)	1978-11-02	Pruefverfahren zum nachweis von gasen, insbesondere giftigen gasen, in luft und eine pruefvorrichtung dazu
CN220231651U (zh)	2023-12-22	一种受限空间内可燃或有毒气体在线分析系统
Bergman et al.	1996	In-place HEPA filter penetration test
Martinez et al.	1994	In-place testing summary (1992). Progress report
DD252740A3 (de)	1987-12-30	Vorrichtung zur Probennahme von Luftverunreinigungen