FI871467A - Proevningsanordning foer testning av luftgenomslaeppningsfoermaoga hos plana foeremaol, saerskilt hos filtar och siktar i foer pappersframstaellning avsedda maskiner och anlaeggningar. - Google Patents
Proevningsanordning foer testning av luftgenomslaeppningsfoermaoga hos plana foeremaol, saerskilt hos filtar och siktar i foer pappersframstaellning avsedda maskiner och anlaeggningar. Download PDFInfo
- Publication number
- FI871467A FI871467A FI871467A FI871467A FI871467A FI 871467 A FI871467 A FI 871467A FI 871467 A FI871467 A FI 871467A FI 871467 A FI871467 A FI 871467A FI 871467 A FI871467 A FI 871467A
- Authority
- FI
- Finland
- Prior art keywords
- och
- plants
- channel
- testing
- measuring channel
- Prior art date
Links
- 238000012360 testing method Methods 0.000 title abstract 3
- 238000000034 method Methods 0.000 title 1
- 238000012545 processing Methods 0.000 title 1
- 238000005406 washing Methods 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 230000035699 permeability Effects 0.000 abstract 1
- 230000003068 static effect Effects 0.000 abstract 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
- 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
-
- 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
- G01N2015/084—Testing filters
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Fluid Mechanics (AREA)
- Dispersion Chemistry (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Measuring Volume Flow (AREA)
- Paper (AREA)
- Examining Or Testing Airtightness (AREA)
- Detergent Compositions (AREA)
- Treatment Of Fiber Materials (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3611458 | 1986-04-05 | ||
DE19863611458 DE3611458A1 (de) | 1986-04-05 | 1986-04-05 | Pruefvorrichtung zum pruefen der luftdurchlaessigkeit von flaechigen gegenstaenden, insbesondere von filzen und sieben fuer der papierherstellung dienenden maschinen oder anlagen |
Publications (4)
Publication Number | Publication Date |
---|---|
FI871467A0 FI871467A0 (fi) | 1987-04-03 |
FI871467A true FI871467A (fi) | 1987-10-06 |
FI88544B FI88544B (fi) | 1993-02-15 |
FI88544C FI88544C (fi) | 1993-05-25 |
Family
ID=6298023
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI871467A FI88544C (fi) | 1986-04-05 | 1987-04-03 | Testanordning foer testning av luftpermeabiliteten av plana foeremaol, saerskilt filtrar och viror, foer framstaellning av papper anvaenda maskiner och anordningar |
Country Status (8)
Country | Link |
---|---|
US (1) | US4730481A (fi) |
EP (1) | EP0240881B1 (fi) |
AT (1) | ATE67033T1 (fi) |
CA (1) | CA1301480C (fi) |
DE (2) | DE3611458A1 (fi) |
ES (1) | ES2026142T3 (fi) |
FI (1) | FI88544C (fi) |
GR (1) | GR3003199T3 (fi) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4905500A (en) * | 1988-03-28 | 1990-03-06 | Macmillan Bloedel Limited | Paper web surface cleaner or tester |
US4991425A (en) * | 1990-02-20 | 1991-02-12 | Appleton Mills | Portable gauge for measuring air flow in a papermaking machine |
DE4112878C2 (de) * | 1991-04-19 | 1994-11-24 | Heinr Borgwaldt Gmbh | Verfahren und Meßgerät zum Bestimmen der Gasdurchlässigkeit eines Prüflings |
DE4215783A1 (de) * | 1992-05-13 | 1993-11-18 | Jagenberg Ag | Verfahren und Vorrichtung zum Feststellen der Filtrationswirkung von Filtern zur Filtration von Luft, Gasen oder Flüssigkeiten an Füll- und Verschließmaschinen oder dergleichen, insbesondere bei der Sterilluftaufbereitung |
DE4217682C1 (de) * | 1992-05-29 | 1993-11-11 | Intro Ing Buero Gmbh | Luftdurchlässigkeitsprüfeinrichtung |
EP0610555A3 (en) * | 1993-02-09 | 1995-09-20 | Textest Ag | Device for determining the air permeability of a web. |
US5408961A (en) * | 1993-08-09 | 1995-04-25 | Innovative Automative Technologies Int. Ltd. | Ignition plug |
FI97914C (fi) * | 1995-10-23 | 1997-03-10 | Valmet Corp | Menetelmä ja laite kuivatusviiran ilman läpäisykyvyn mittaamiseksi |
DE19954581A1 (de) * | 1999-11-12 | 2001-06-07 | Gore W L & Ass Gmbh | Zerstörungsfreie Prüfung von Flächengebilden und Textilen Laminaten |
DE102010019178A1 (de) * | 2010-04-30 | 2011-11-03 | Steinel Gmbh | Vorrichtung und Verfahren zur Prüfung der Luftdurchlässigkeit von Textilien |
AT510407B1 (de) * | 2011-02-17 | 2012-04-15 | Mayer Hanspeter Dipl Ing | Filterprüfeinrichtung |
KR101921940B1 (ko) * | 2016-12-02 | 2018-11-26 | 주식회사 포스코 | 통기성 측정기 및 소결 장치 |
CN106644822A (zh) * | 2016-12-15 | 2017-05-10 | 嘉华特种水泥股份有限公司 | 一种混凝土透气系数测试方法及其测试装置 |
CN115979914B (zh) * | 2023-01-09 | 2023-09-26 | 广东鼎诺科技音频有限公司 | 调音纸透气性能测试装置及测试方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3466925A (en) * | 1967-08-09 | 1969-09-16 | Cons Paper Inc | Method and apparatus for measuring porosity |
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 |
DE3379875D1 (en) * | 1982-06-08 | 1989-06-22 | Heimbach Gmbh Thomas Josef | Inspection device for the measurement of the permeability to air of textile material webs |
DE3537896A1 (de) * | 1985-10-24 | 1987-04-30 | Gessner & Co Gmbh | Verfahren und vorrichtung zur kontinuierlichen messung der porositaet |
DE3539320A1 (de) * | 1985-11-06 | 1987-05-27 | Gessner & Co Gmbh | Messkopf fuer die messung der porositaet einer sich bewegenden bahn |
-
1986
- 1986-04-05 DE DE19863611458 patent/DE3611458A1/de active Granted
-
1987
- 1987-03-28 AT AT87104640T patent/ATE67033T1/de not_active IP Right Cessation
- 1987-03-28 ES ES198787104640T patent/ES2026142T3/es not_active Expired - Lifetime
- 1987-03-28 EP EP87104640A patent/EP0240881B1/de not_active Expired - Lifetime
- 1987-03-28 DE DE8787104640T patent/DE3772607D1/de not_active Expired - Lifetime
- 1987-04-03 FI FI871467A patent/FI88544C/fi not_active IP Right Cessation
- 1987-04-03 US US07/035,488 patent/US4730481A/en not_active Expired - Fee Related
- 1987-04-06 CA CA000533936A patent/CA1301480C/en not_active Expired - Lifetime
-
1991
- 1991-11-27 GR GR91401816T patent/GR3003199T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
ATE67033T1 (de) | 1991-09-15 |
FI88544B (fi) | 1993-02-15 |
EP0240881A3 (en) | 1989-08-02 |
CA1301480C (en) | 1992-05-26 |
DE3611458A1 (de) | 1987-10-15 |
EP0240881B1 (de) | 1991-09-04 |
US4730481A (en) | 1988-03-15 |
FI88544C (fi) | 1993-05-25 |
DE3772607D1 (de) | 1991-10-10 |
DE3611458C2 (fi) | 1988-02-04 |
ES2026142T3 (es) | 1992-04-16 |
FI871467A0 (fi) | 1987-04-03 |
GR3003199T3 (en) | 1993-02-17 |
EP0240881A2 (de) | 1987-10-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FI871467A0 (fi) | Proevningsanordning foer testning av luftgenomslaeppningsfoermaoga hos plana foeremaol, saerskilt hos filtar och siktar i foer pappersframstaellning avsedda maskiner och anlaeggningar. | |
US4311037A (en) | Web permeability tester | |
NO931323L (no) | Maaleapparat til maaling av filtens tilstand i en papirmaskin | |
FI882886A (fi) | Foerbaettrad gasanalysator med flere kanaler samt foerfarande foer anvaendning av densamma. | |
FI861493A0 (fi) | Maetning och reglering av fukthalten hos haor. | |
JPS6465443A (en) | Constant temperature operation type adsorption hygrometer | |
US3837228A (en) | Tracer gas-permeable probe for leak detectors | |
BE885208A (fr) | Capteur piezo-electrique fournissant un signal fonction de la traction exercee sur un fil textile et son application | |
US5194911A (en) | Method and apparatus for determining the quantity of material transported within a fibre band or sliver | |
SE7910070L (sv) | Forfarande och anordning for porositetsmetning | |
EP0219642A3 (de) | Feuchtigkeitsausgleich einer Luftdruckmessanordnung | |
DE59506207D1 (de) | Branderkennungsvorrichtung und -verfahren mit luftdruckkompensierter Luftstromerfassung | |
SE8701507D0 (sv) | Forfarande och anordning for metning av luftgenomsleppligheten hos en vegg, serskilt en vira eller filt i en pappersmaskin | |
ES2071638T3 (es) | Aparato para detectar cuerpos extraños en algodon en rama. | |
DE3772577D1 (de) | Einrichtung zum messen eines fadens. | |
US4649738A (en) | Fluidic permeability measurement bridge | |
ATE115284T1 (de) | Verfahren und gerät zur messung eines gasparameters in isolation von gasdruckfluktuationen. | |
US3363452A (en) | Cigarette testing system | |
FI840550A0 (fi) | Foerfarande och anordning foer bestaemning av stroemningshastigheten hos ett smaelt, straolningsavgmaterial | |
SE412556B (sv) | Anordning med en luftventil for tillforsel av luft och indikering av variationer i lufttryck | |
US2151404A (en) | Apparatus for determining the moisture content of air pervading fibrous material | |
SU568024A1 (ru) | Датчик скорости потока | |
GB1531146A (en) | Fluid pressure sensing apparatus | |
SU787958A1 (ru) | Прибор дл определени проницаемости пористых изделий | |
SU584205A1 (ru) | Способ измерени статического давлени потока жидкости или газа в зернистом слое |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG | Patent granted |
Owner name: WUERTTEMBERGISCHE FILZTUCHFABRIK |
|
BB | Publication of examined application | ||
MM | Patent lapsed | ||
MM | Patent lapsed |
Owner name: WUERTTEMBERGISCHE FILZTUCHFABRIK |