CH618013A5 - - Google Patents
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- Publication number
- CH618013A5 CH618013A5 CH622277A CH622277A CH618013A5 CH 618013 A5 CH618013 A5 CH 618013A5 CH 622277 A CH622277 A CH 622277A CH 622277 A CH622277 A CH 622277A CH 618013 A5 CH618013 A5 CH 618013A5
- Authority
- CH
- Switzerland
- Prior art keywords
- gas
- gas chromatograph
- chromatograph
- film
- measurement
- Prior art date
Links
- 239000007789 gas Substances 0.000 claims description 77
- 238000000034 method Methods 0.000 claims description 17
- 238000012360 testing method Methods 0.000 claims description 16
- 238000005259 measurement Methods 0.000 claims description 14
- 239000012159 carrier gas Substances 0.000 claims description 10
- 230000035699 permeability Effects 0.000 claims description 7
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 235000013351 cheese Nutrition 0.000 claims description 4
- 238000011109 contamination Methods 0.000 claims description 4
- 239000012528 membrane Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 2
- 235000013405 beer Nutrition 0.000 claims 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 claims 1
- 238000005192 partition Methods 0.000 claims 1
- 239000001307 helium Substances 0.000 description 7
- 229910052734 helium Inorganic materials 0.000 description 7
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 7
- 239000011888 foil Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- YNPNZTXNASCQKK-UHFFFAOYSA-N Phenanthrene Natural products C1=CC=C2C3=CC=CC=C3C=CC2=C1 YNPNZTXNASCQKK-UHFFFAOYSA-N 0.000 description 2
- DGEZNRSVGBDHLK-UHFFFAOYSA-N [1,10]phenanthroline Chemical compound C1=CN=C2C3=NC=CC=C3C=CC2=C1 DGEZNRSVGBDHLK-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 206010037833 rales Diseases 0.000 description 1
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
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
- Examining Or Testing Airtightness (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH622277A CH618013A5 (US06653308-20031125-C00197.png) | 1977-05-20 | 1977-05-20 | |
| US05/841,956 US4112739A (en) | 1977-05-20 | 1977-10-13 | Process and apparatus for the isostatic measurement of the permeability of a material to the passage therethrough of a gas or vapor |
| DE19782820294 DE2820294A1 (de) | 1977-05-20 | 1978-05-10 | Verfahren zur isostatischen gaschromatographischen messung der gas- und/ oder dampfdurchlaessigkeit einer wandung |
| FR7814965A FR2391465A1 (fr) | 1977-05-20 | 1978-05-19 | Procede et appareillage pour la mesure, a l'aide d'un chromatographe a gaz isostatique, de la permeabilite d'une paroi a l'egard d'un gaz ou d'une vapeur ou des deux |
| GB20677/78A GB1590718A (en) | 1977-05-20 | 1978-05-19 | Isostatic measurment of the gas or vapour permeability of a material |
| JP6054978A JPS5417799A (en) | 1977-05-20 | 1978-05-20 | Method and apparatus for measuring transmissivity of equilibriumm gaschromatographyytype wall gas and*or vaper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH622277A CH618013A5 (US06653308-20031125-C00197.png) | 1977-05-20 | 1977-05-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH618013A5 true CH618013A5 (US06653308-20031125-C00197.png) | 1980-06-30 |
Family
ID=4306204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH622277A CH618013A5 (US06653308-20031125-C00197.png) | 1977-05-20 | 1977-05-20 |
Country Status (6)
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5622326B2 (US06653308-20031125-C00197.png) * | 1973-05-31 | 1981-05-25 | ||
| SE418648B (sv) * | 1979-10-30 | 1981-06-15 | Nolek System Ab | Sett vid tethetsprovning av behallare med komplicerad geometri under anvendning av sargas |
| GB2197080A (en) * | 1986-11-05 | 1988-05-11 | City Tech | Permeability/diffusion measurement |
| JPS6419414U (US06653308-20031125-C00197.png) * | 1987-07-21 | 1989-01-31 | ||
| US5010776A (en) * | 1989-05-04 | 1991-04-30 | Iit Research Institute | Environmental contamination detection and analyzing system and method |
| DE3933382C2 (de) * | 1989-10-06 | 1994-03-10 | Audi Ag | Verfahren zum Bestimmen des Permeationsverhaltens |
| JPH0416970U (US06653308-20031125-C00197.png) * | 1990-05-31 | 1992-02-12 | ||
| DE4243250A1 (de) * | 1992-12-19 | 1994-06-23 | York Int Gmbh | Erfassung der Verdampfungsemission eines Fahrzeugs |
| DE4337657A1 (de) * | 1993-11-04 | 1995-05-11 | W Von Der Heyde Gmbh | Verfahren und Vorrichtung zur Dichtheitsprüfung von Hohlkörpern |
| US5606111A (en) * | 1995-10-24 | 1997-02-25 | The United States Of America As Represented By The Secretary Of The Army | Apparatus and method for measurement of offgassing rate |
| ES2315352T3 (es) * | 2002-01-18 | 2009-04-01 | Difftech As | Metodo y dispositivo que permite determinar la penetracion de substancias gaseosas a traves de una membrana. |
| US20040040372A1 (en) * | 2002-08-30 | 2004-03-04 | George Plester | Method for determining the permeation of gases into or out of plastic packages and for determination of shelf-life with respect to gas permeation |
| DE10354625A1 (de) * | 2003-11-22 | 2005-06-30 | Sig Technology Ltd. | Verfahren zur Bestimmung der Gasdurchlässigkeit von Behälterwandungen, Behälter mit Oberflächenbeschichtung sowie Beschichtungseinrichtung mit Messvorrichtung |
| ITPI20060108A1 (it) * | 2006-09-19 | 2008-03-20 | Extrasolution S R L | Metodo e dispositivo per misurare la permeabilita' di gas attraverso film sottile o pareti di contenitori |
| CN106153522B (zh) * | 2016-08-23 | 2023-05-09 | 重庆泛嘉晟禾工程技术检测有限公司 | 岩心孔隙度测量装置及测量方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3352146A (en) * | 1965-12-08 | 1967-11-14 | Sickinger Co Hans | Method and means for testing the gas permeability and closure leakage of containers |
| US3572096A (en) * | 1968-12-23 | 1971-03-23 | North American Rockwell | Method and apparatus for inspecting sealed packages for leaks |
| CH551005A (de) * | 1972-04-18 | 1974-06-28 | Lyssy Georges H | Verfahren und vorrichtung zur bestimmung der gasdurchlaessigkeit von folien. |
| US3926561A (en) * | 1974-05-13 | 1975-12-16 | Meloy Lab | Gas analysis employing semi-permeable membrane |
-
1977
- 1977-05-20 CH CH622277A patent/CH618013A5/de not_active IP Right Cessation
- 1977-10-13 US US05/841,956 patent/US4112739A/en not_active Expired - Lifetime
-
1978
- 1978-05-10 DE DE19782820294 patent/DE2820294A1/de active Granted
- 1978-05-19 FR FR7814965A patent/FR2391465A1/fr active Granted
- 1978-05-19 GB GB20677/78A patent/GB1590718A/en not_active Expired
- 1978-05-20 JP JP6054978A patent/JPS5417799A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2820294C2 (US06653308-20031125-C00197.png) | 1988-08-04 |
| US4112739A (en) | 1978-09-12 |
| DE2820294A1 (de) | 1978-11-30 |
| JPS5417799A (en) | 1979-02-09 |
| FR2391465B3 (US06653308-20031125-C00197.png) | 1980-12-12 |
| FR2391465A1 (fr) | 1978-12-15 |
| GB1590718A (en) | 1981-06-10 |
| JPS612174B2 (US06653308-20031125-C00197.png) | 1986-01-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |