BR9004478A - Processo para a verificacao de existencia de uma ligacao de tubulacao entre dois pontos extremos - Google Patents

Processo para a verificacao de existencia de uma ligacao de tubulacao entre dois pontos extremos

Info

Publication number
BR9004478A
BR9004478A BR909004478A BR9004478A BR9004478A BR 9004478 A BR9004478 A BR 9004478A BR 909004478 A BR909004478 A BR 909004478A BR 9004478 A BR9004478 A BR 9004478A BR 9004478 A BR9004478 A BR 9004478A
Authority
BR
Brazil
Prior art keywords
existence
checking
pipe connection
extreme points
extreme
Prior art date
Application number
BR909004478A
Other languages
English (en)
Inventor
Peter Lochner
Original Assignee
Tabac Fab Reunies Sa
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 Tabac Fab Reunies Sa filed Critical Tabac Fab Reunies Sa
Publication of BR9004478A publication Critical patent/BR9004478A/pt

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
    • G01M3/24—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing Of Cigar And Cigarette Tobacco (AREA)
  • Pipeline Systems (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
BR909004478A 1989-09-12 1990-09-10 Processo para a verificacao de existencia de uma ligacao de tubulacao entre dois pontos extremos BR9004478A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3930424A DE3930424A1 (de) 1989-09-12 1989-09-12 Verfahren zur ueberpruefung des bestehens einer rohrleitungsverbindung zwischen zwei endpunkten

Publications (1)

Publication Number Publication Date
BR9004478A true BR9004478A (pt) 1991-09-10

Family

ID=6389254

Family Applications (1)

Application Number Title Priority Date Filing Date
BR909004478A BR9004478A (pt) 1989-09-12 1990-09-10 Processo para a verificacao de existencia de uma ligacao de tubulacao entre dois pontos extremos

Country Status (9)

Country Link
US (1) US5144839A (pt)
EP (1) EP0417763A3 (pt)
JP (1) JPH0769040B2 (pt)
KR (1) KR910006703A (pt)
AR (1) AR247026A1 (pt)
AU (1) AU625087B2 (pt)
BR (1) BR9004478A (pt)
DD (1) DD297706A5 (pt)
DE (1) DE3930424A1 (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6626042B2 (en) 2001-06-14 2003-09-30 Honeywell International Inc. Communication for water distribution networks
US6774814B2 (en) 2001-06-22 2004-08-10 Network Technologies Group, Llc Pipe-to-soil testing apparatus and methods
US20050135632A1 (en) * 2003-12-17 2005-06-23 Metravib R.D.S. Method and apparatus for detecting and locating noise sources not correlated
US20070068225A1 (en) 2005-09-29 2007-03-29 Brown Gregory C Leak detector for process valve
WO2011014144A1 (en) * 2009-07-30 2011-02-03 Halliburton Energy Services, Inc. Energy intensity transformation
CN102168809A (zh) * 2011-01-25 2011-08-31 黄腾飞 一种基于压力温度分析的机场坪航空燃油管网泄漏检测方法及系统
CN102174992A (zh) * 2011-01-25 2011-09-07 黄腾飞 一种压力管道的压力曲线特征提取方法
CN102907761B (zh) * 2012-10-29 2014-07-30 中科院成都信息技术股份有限公司 喂丝机与卷烟机连接关系的检测系统与检测方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1418225A (fr) * 1964-10-07 1965-11-19 Perfectionnements apportés aux appareils de mesure utilisant la propagation d'ondes acoustiques dans les milieux à étudier
DE2854238C2 (de) * 1978-12-15 1982-04-08 Bayerische Motoren Werke AG, 8000 München Verfahren zum Ermitteln der Dichtheit sowie der Schalldämmung von Abdichtungen zwischen einen Raum begrenzenden Bauteilen
US4584676A (en) * 1982-03-15 1986-04-22 Measurement Systems, Inc. Method of and apparatus for pipe length measurement
JPS5928656A (ja) * 1982-08-11 1984-02-15 Hitachi Ltd 異物検出装置
US4480473A (en) * 1983-05-26 1984-11-06 General Motors Corporation Acoustic inspection method
US4678621A (en) * 1984-03-29 1987-07-07 Combustion Engineering, Inc. Method and means for monitoring the continuity of a fluid-filled network of conduits and valves
DE3444225A1 (de) * 1984-12-01 1986-06-05 Gerhard 1000 Berlin Thoma Verfahren zur dichtigkeitspruefung von hohlkoerpern und vorrichtung zu seiner durchfuehrung
SU1262359A2 (ru) * 1985-06-04 1986-10-07 Волго-Уральский научно-исследовательский и проектный институт по добыче и переработке сероводородсодержащих газов Устройство дл определени сплошности потока жидкости в трубопроводе
DE3607913C1 (en) * 1986-03-10 1987-08-13 Fraunhofer Ges Forschung Method for locating leaks in pipelines
GB2193318A (en) * 1986-07-31 1988-02-03 Atomic Energy Authority Uk Monitoring the integrity of mechanical structures
JPS6478184A (en) * 1987-06-24 1989-03-23 Nippon Kokan Kk Method and device for deriving length of tubular body by utilizing acoustic wave
US4845989A (en) * 1987-09-04 1989-07-11 Titlow Joseph D Method and apparatus for determining elastic constants in tubes
DE3806437A1 (de) * 1988-02-29 1989-08-31 Bat Cigarettenfab Gmbh System zur pneumatischen zufuehrung von tabak
US4935884A (en) * 1988-04-28 1990-06-19 Champlin Electronics, Inc. Sonic pipe length detector
US4930350A (en) * 1988-10-06 1990-06-05 Robert Bode Acoustical length measurement

Also Published As

Publication number Publication date
JPH0769040B2 (ja) 1995-07-26
JPH03272400A (ja) 1991-12-04
DD297706A5 (de) 1992-01-16
AR247026A1 (es) 1994-10-31
EP0417763A3 (en) 1992-05-06
KR910006703A (ko) 1991-04-29
US5144839A (en) 1992-09-08
EP0417763A2 (de) 1991-03-20
AU625087B2 (en) 1992-07-02
DE3930424A1 (de) 1991-03-21
AU6235490A (en) 1991-03-21

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Legal Events

Date Code Title Description
KD Notifcation of receipt (letter patent)
FG Letter patent granted
B21A Expiry acc. art. 78, item i of ipl- expiry of the term of protection

Free format text: PATENTE EXTINTA EM 10/09/2005