DE3574410D1 - Apparatus for measuring the flow pressure characteristics of a gas crossing a sample of a product with two faces - Google Patents

Apparatus for measuring the flow pressure characteristics of a gas crossing a sample of a product with two faces

Info

Publication number
DE3574410D1
DE3574410D1 DE8585402464T DE3574410T DE3574410D1 DE 3574410 D1 DE3574410 D1 DE 3574410D1 DE 8585402464 T DE8585402464 T DE 8585402464T DE 3574410 T DE3574410 T DE 3574410T DE 3574410 D1 DE3574410 D1 DE 3574410D1
Authority
DE
Germany
Prior art keywords
faces
sample
measuring
product
flow pressure
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
Application number
DE8585402464T
Other languages
German (de)
English (en)
Inventor
Georges Cholet
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.)
Societe Nationale dExploitation Industrielle des Tabacs et Allumettes SAS
Original Assignee
Societe Nationale dExploitation Industrielle des Tabacs et Allumettes SAS
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.)
Filing date
Publication date
Application filed by Societe Nationale dExploitation Industrielle des Tabacs et Allumettes SAS filed Critical Societe Nationale dExploitation Industrielle des Tabacs et Allumettes SAS
Application granted granted Critical
Publication of DE3574410D1 publication Critical patent/DE3574410D1/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
    • G01N15/082—Investigating permeability by forcing a fluid through a sample
    • G01N15/0826—Investigating permeability by forcing a fluid through a sample and measuring fluid flow rate, i.e. permeation rate or pressure change

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Manufacturing Of Cigar And Cigarette Tobacco (AREA)
  • Measuring Fluid Pressure (AREA)
  • Sampling And Sample Adjustment (AREA)
DE8585402464T 1984-12-19 1985-12-11 Apparatus for measuring the flow pressure characteristics of a gas crossing a sample of a product with two faces Expired DE3574410D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8419434A FR2574932B1 (fr) 1984-12-19 1984-12-19 Appareil de mesure des caracteristiques debit-pression d'un gaz traversant un echantillon de produit a deux faces

Publications (1)

Publication Number Publication Date
DE3574410D1 true DE3574410D1 (en) 1989-12-28

Family

ID=9310765

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585402464T Expired DE3574410D1 (en) 1984-12-19 1985-12-11 Apparatus for measuring the flow pressure characteristics of a gas crossing a sample of a product with two faces

Country Status (5)

Country Link
US (1) US4651557A (enExample)
EP (1) EP0187089B1 (enExample)
JP (1) JPS61149845A (enExample)
DE (1) DE3574410D1 (enExample)
FR (1) FR2574932B1 (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9414540D0 (en) * 1994-07-19 1994-09-07 At & T Global Inf Solution Apparatus for assessing the condition of a bank note
FR2773882B1 (fr) * 1998-01-22 2000-03-10 Tabacs & Allumettes Ind Permeametre a large plage de mesure
US6422063B1 (en) * 1998-08-11 2002-07-23 Ramaswamy C. Anantheswaran Rapid method to experimentally measure the gas permeability of micro-perforated films
AUPQ726600A0 (en) 2000-05-03 2000-05-25 Structural Monitoring Systems Ltd System and method for continuous monitoring of the structural integrity of a component or structure
AUPQ788000A0 (en) * 2000-05-30 2000-06-22 Structural Monitoring Systems Ltd Apparatus and method for measurement of the permeability of materials
AUPQ823500A0 (en) 2000-06-19 2000-07-13 Structural Monitoring Systems Ltd Apparatus for condition monitoring the integrity of fasteners and fastened joints
AUPR260301A0 (en) 2001-01-18 2001-02-15 Structural Monitoring Systems Ltd Method and apparatus for remote continuous condition monitoring of a structure
US7500383B2 (en) * 2001-07-13 2009-03-10 Structural Monitoring Systems, Ltd. Method and apparatus for monitoring the integrity of components and structures
FR2829238B1 (fr) * 2001-08-28 2003-12-05 Tabacs & Allumettes Ind Procede et dispositif pour la determination automatique de la permeabilite d'un objet en matiere poreuse a plusieurs niveaux de porosite alternes
JP4307974B2 (ja) 2003-12-12 2009-08-05 日本碍子株式会社 フィルタの圧力損失測定装置
JP2009200212A (ja) * 2008-02-21 2009-09-03 Keihin Corp プリント基板の放熱構造
US10060844B2 (en) 2016-05-23 2018-08-28 Honeywell International Inc. Pressure response method for determining properties of species-dependent leakages in gas processing equipment
CN106370579A (zh) * 2016-08-30 2017-02-01 海安华达石油仪器有限公司 一种气体渗透率测定仪

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3371518A (en) * 1965-02-12 1968-03-05 Beloit Corp Device for continuously measuring porosity
US3466925A (en) * 1967-08-09 1969-09-16 Cons Paper Inc Method and apparatus for measuring porosity
GB1239408A (enExample) * 1967-10-11 1971-07-14
US4191046A (en) * 1977-07-01 1980-03-04 British-American Tobacco Company Limited Permeability meters
US4198853A (en) * 1977-11-04 1980-04-22 American Filtrona Corporation Porosity measurement
US4311037A (en) * 1980-03-19 1982-01-19 Scott Paper Company Web permeability tester
US4471649A (en) * 1981-02-20 1984-09-18 British-American Tobacco Company Limited Permeability monitoring of sheet materials
US4462248A (en) * 1981-03-18 1984-07-31 British-American Tobacco Company Limited Automatic pressure/flow device
GB2094986B (en) * 1981-03-18 1985-01-03 British American Tobacco Co Automatic pressure/flow device
DE3111318C2 (de) * 1981-03-23 1983-03-17 B.A.T. Cigaretten-Fabriken Gmbh, 2000 Hamburg Verfahren zur Bestimmung des Zugwiderstandes und/oder der Gasdurchlässigkeit eines Prüflings sowie Einrichtung zur Durchführung eines solchen Verfahrens
US4495796A (en) * 1982-10-25 1985-01-29 R. J. Reynolds Tobacco Company Apparatus and method for measuring permeability of a moving web
GB2132366B (en) * 1982-12-27 1987-04-08 Brunswick Corp Method and device for testing the permeability of membrane filters

Also Published As

Publication number Publication date
FR2574932A1 (fr) 1986-06-20
US4651557A (en) 1987-03-24
JPH0545135B2 (enExample) 1993-07-08
EP0187089B1 (fr) 1989-11-23
FR2574932B1 (fr) 1987-07-10
EP0187089A1 (fr) 1986-07-09
JPS61149845A (ja) 1986-07-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition