IT981120B - Metodo di rivelazione di eventua li fughe in dispositivi membrano si e relativo apparecchio - Google Patents

Metodo di rivelazione di eventua li fughe in dispositivi membrano si e relativo apparecchio

Info

Publication number
IT981120B
IT981120B IT21187/73A IT2118773A IT981120B IT 981120 B IT981120 B IT 981120B IT 21187/73 A IT21187/73 A IT 21187/73A IT 2118773 A IT2118773 A IT 2118773A IT 981120 B IT981120 B IT 981120B
Authority
IT
Italy
Prior art keywords
detection
related equipment
membrane devices
eventual leaks
eventual
Prior art date
Application number
IT21187/73A
Other languages
English (en)
Original Assignee
Baxter Laboratories 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.)
Filing date
Publication date
Application filed by Baxter Laboratories Inc filed Critical Baxter Laboratories Inc
Application granted granted Critical
Publication of IT981120B publication Critical patent/IT981120B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
    • B01D65/10—Testing of membranes or membrane apparatus; Detecting or repairing leaks
    • B01D65/104—Detection of leaks in membrane apparatus or modules
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G01M3/32—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators
    • G01M3/3218—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators for flexible or elastic containers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
IT21187/73A 1972-03-06 1973-03-05 Metodo di rivelazione di eventua li fughe in dispositivi membrano si e relativo apparecchio IT981120B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00232062A US3811317A (en) 1972-03-06 1972-03-06 Method for testing membranous devices for leaks

Publications (1)

Publication Number Publication Date
IT981120B true IT981120B (it) 1974-10-10

Family

ID=22871724

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21187/73A IT981120B (it) 1972-03-06 1973-03-05 Metodo di rivelazione di eventua li fughe in dispositivi membrano si e relativo apparecchio

Country Status (16)

Country Link
US (1) US3811317A (it)
JP (1) JPS48104595A (it)
AR (1) AR200126A1 (it)
AU (1) AU470954B2 (it)
BE (1) BE795830A (it)
BR (1) BR7301488D0 (it)
CA (1) CA991440A (it)
DE (1) DE2310487A1 (it)
ES (1) ES412379A1 (it)
FR (1) FR2174976B1 (it)
GB (1) GB1389766A (it)
IE (1) IE37362B1 (it)
IL (1) IL41545A (it)
IT (1) IT981120B (it)
SE (1) SE383925B (it)
ZA (1) ZA731046B (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3937064A (en) * 1975-01-17 1976-02-10 Baxter Laboratories, Inc. Membrane leak checking technique
US4431495A (en) * 1983-04-29 1984-02-14 Olin Corporation Location of a structurally damaged membrane
US4469571A (en) * 1983-08-01 1984-09-04 Olin Corporation Replacement of a structurally damaged membrane
JPH03255934A (ja) * 1990-03-06 1991-11-14 Ngk Insulators Ltd 排ガス浄化用ハニカム構造体の検査方法及び装置
US5559282A (en) * 1994-06-08 1996-09-24 Retro-Specs Ltd. Method and apparatus for testing the effectiveness of an air barrier installation
US5763765A (en) * 1996-09-25 1998-06-09 Ballard Power Systems Inc. Method and apparatus for detecting and locating perforations in membranes employed in electrochemical cells
US5847265A (en) * 1997-04-18 1998-12-08 Champion International Corporation Pinhole test
US5900270A (en) * 1997-09-22 1999-05-04 Cobe Laboratories, Inc. Technique for testing and coating a microporous membrane
US6895811B2 (en) * 2001-12-14 2005-05-24 Shawmut Corporation Detection of small holes in laminates
ATE433917T1 (de) * 2004-09-17 2009-07-15 Everhard Vissers Vorrichtung zum testen von verpackungsmaterial
JP4698405B2 (ja) * 2005-12-20 2011-06-08 日本テトラパック株式会社 シール状態検査装置及びシール状態検査方法
US20140013828A1 (en) * 2012-07-16 2014-01-16 Lmk Technologies, Llc Method and apparatus for testing the seal of a junction liner
JP6095344B2 (ja) * 2012-12-03 2017-03-15 Dmg森精機株式会社 工作機械窓部の気密状態検出方法及び気密状態検出装置
US20150352751A1 (en) * 2013-01-16 2015-12-10 General Electric Company An integrated apparatus and method for continuous ion exchange membrane casting and processing
CN103551045B (zh) * 2013-11-11 2016-03-16 国家电网公司 一种反渗透膜的氧化情况的染料判定方法
CN109012083B (zh) * 2018-08-14 2020-11-10 霍山知行信息科技有限公司 一种炼焦烟气脱硝装置
CN112969908A (zh) * 2018-11-14 2021-06-15 株式会社亚斯通 离子交换膜的检查方法和检查装置
CN112362241B (zh) * 2019-06-29 2022-12-23 江苏省百斯特检测技术有限公司 一种用于汽车管路的气密性检测设备的工作方法
DE102019220561B4 (de) * 2019-12-23 2021-09-30 Greenerity Gmbh Verfahren und Vorrichtung zur Analyse einer funktionalen Schicht einer elektrochemischen Zelle oder einer elektrochemischen Sensorenanwendung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1960281A (en) * 1930-04-28 1934-05-29 Celluloid Corp Means for testing
US2294511A (en) * 1940-12-06 1942-09-01 Neiman Jerome Method for indicating the water repellent qualities of materials under velocity conditions
NL79405C (it) * 1953-04-10
US2861451A (en) * 1954-11-29 1958-11-25 Sheffield Corp Fluid leakage gauging device
US3254526A (en) * 1964-01-27 1966-06-07 Sinclair Research Inc Method and apparatus of testing fluidimpermeable films for holes
US3371518A (en) * 1965-02-12 1968-03-05 Beloit Corp Device for continuously measuring porosity

Also Published As

Publication number Publication date
IE37362L (en) 1973-09-06
IE37362B1 (en) 1977-07-06
US3811317A (en) 1974-05-21
IL41545A (en) 1975-10-15
GB1389766A (en) 1975-04-09
AU5233973A (en) 1974-08-22
IL41545A0 (en) 1973-04-30
JPS48104595A (it) 1973-12-27
AR200126A1 (es) 1974-10-24
DE2310487A1 (de) 1973-09-13
FR2174976A1 (it) 1973-10-19
AU470954B2 (en) 1976-04-01
FR2174976B1 (it) 1976-09-10
ES412379A1 (es) 1976-06-16
CA991440A (en) 1976-06-22
BE795830A (fr) 1973-06-18
SE383925B (sv) 1976-04-05
ZA731046B (en) 1973-11-28
BR7301488D0 (pt) 1974-05-16

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