SE424359B - Anordning for brottindikering vid fjerrvermeror - Google Patents

Anordning for brottindikering vid fjerrvermeror

Info

Publication number
SE424359B
SE424359B SE7907400A SE7907400A SE424359B SE 424359 B SE424359 B SE 424359B SE 7907400 A SE7907400 A SE 7907400A SE 7907400 A SE7907400 A SE 7907400A SE 424359 B SE424359 B SE 424359B
Authority
SE
Sweden
Prior art keywords
foam
water
foam plastic
pipe
soluble salt
Prior art date
Application number
SE7907400A
Other languages
English (en)
Swedish (sv)
Other versions
SE7907400L (sv
Inventor
Hans Blom
Leif Wiberg
Original Assignee
Blom H
Leif Wiberg
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 Blom H, Leif Wiberg filed Critical Blom H
Priority to SE7907400A priority Critical patent/SE424359B/sv
Priority to CA000347723A priority patent/CA1143671A/en
Priority to FI800790A priority patent/FI70748C/fi
Priority to US06/131,142 priority patent/US4288654A/en
Priority to GB8009089A priority patent/GB2058279B/en
Priority to DE19803010279 priority patent/DE3010279A1/de
Priority to BE0/199904A priority patent/BE882379A/fr
Priority to NL8002145A priority patent/NL8002145A/nl
Priority to NO801274A priority patent/NO148122C/no
Priority to DK257880A priority patent/DK149697C/da
Publication of SE7907400L publication Critical patent/SE7907400L/
Publication of SE424359B publication Critical patent/SE424359B/sv

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L59/00—Thermal insulation in general
    • F16L59/14—Arrangements for the insulation of pipes or pipe systems
    • F16L59/143—Pre-insulated pipes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D5/00—Protection or supervision of installations
    • F17D5/02—Preventing, monitoring, or locating loss
    • F17D5/06—Preventing, monitoring, or locating loss using electric or acoustic means
    • 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
    • G01M3/042—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by using materials which expand, contract, disintegrate, or decompose in contact with a fluid
    • G01M3/045—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by using materials which expand, contract, disintegrate, or decompose in contact with a fluid with electrical detection means
    • 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
    • G01M3/16—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
    • G01M3/18—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8158—With indicator, register, recorder, alarm or inspection means

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Acoustics & Sound (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Control Of Resistance Heating (AREA)
  • Pipe Accessories (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Resistance Heating (AREA)
  • Thermal Insulation (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
  • Laminated Bodies (AREA)
SE7907400A 1979-09-05 1979-09-05 Anordning for brottindikering vid fjerrvermeror SE424359B (sv)

Priority Applications (10)

Application Number Priority Date Filing Date Title
SE7907400A SE424359B (sv) 1979-09-05 1979-09-05 Anordning for brottindikering vid fjerrvermeror
CA000347723A CA1143671A (en) 1979-09-05 1980-03-14 District-heating line
FI800790A FI70748C (fi) 1979-09-05 1980-03-14 Fjaerrvaermeroer
US06/131,142 US4288654A (en) 1979-09-05 1980-03-17 District-heating line
GB8009089A GB2058279B (en) 1979-09-05 1980-03-18 Insulated pipeline
DE19803010279 DE3010279A1 (de) 1979-09-05 1980-03-18 Fernheizungsleitung
BE0/199904A BE882379A (fr) 1979-09-05 1980-03-21 Conduite de chauffage regional
NL8002145A NL8002145A (nl) 1979-09-05 1980-04-11 Leiding voor stadsverwarming.
NO801274A NO148122C (no) 1979-09-05 1980-04-30 Fjernvarmeroer.
DK257880A DK149697C (da) 1979-09-05 1980-06-17 Fjernvarmeraer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7907400A SE424359B (sv) 1979-09-05 1979-09-05 Anordning for brottindikering vid fjerrvermeror

Publications (2)

Publication Number Publication Date
SE7907400L SE7907400L (sv) 1981-03-06
SE424359B true SE424359B (sv) 1982-07-12

Family

ID=20338765

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7907400A SE424359B (sv) 1979-09-05 1979-09-05 Anordning for brottindikering vid fjerrvermeror

Country Status (10)

Country Link
US (1) US4288654A (no)
BE (1) BE882379A (no)
CA (1) CA1143671A (no)
DE (1) DE3010279A1 (no)
DK (1) DK149697C (no)
FI (1) FI70748C (no)
GB (1) GB2058279B (no)
NL (1) NL8002145A (no)
NO (1) NO148122C (no)
SE (1) SE424359B (no)

Families Citing this family (47)

* Cited by examiner, † Cited by third party
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US4589275A (en) * 1982-04-16 1986-05-20 The Kendall Company Pipe coating
US4673652A (en) * 1982-10-12 1987-06-16 Baker Oil Tools, Inc. Method of testing and reconditioning insulating tubular conduits
GB8301666D0 (en) * 1983-01-21 1983-02-23 Hotfoil Ltd Temperature sensor
US5382909A (en) * 1983-06-30 1995-01-17 Raychem Corporation Method for detecting and obtaining information about changes in variables
US5015958A (en) * 1983-06-30 1991-05-14 Raychem Corporation Elongate sensors comprising conductive polymers, and methods and apparatus using such sensors
US4673926A (en) * 1985-02-12 1987-06-16 Gorman Walter T Liquid containment and leak detection system
ATE86040T1 (de) * 1985-06-12 1993-03-15 Raychem Corp Kohlenwasserstoffsensor.
GB2201219A (en) * 1987-02-19 1988-08-24 James Wallace Pollitt A system to detect contents release from pipes, tanks or valves
AT388430B (de) * 1987-05-06 1989-06-26 Scheuermann Herbert Dipl Ing Vorrichtung zur feststellung und ortung von leckstellen in einer ein feuchtes medium fuehrenden rohrleitung
DE3811454A1 (de) * 1988-04-06 1989-10-19 Thyssen Industrie Erdverlegte rohrleitung, insbesondere fuer abwaesser
US5172730A (en) * 1989-07-03 1992-12-22 Insituform Of North American, Inc. Two-wall leakage detection system for a pipe
DE4104216A1 (de) * 1991-02-12 1992-08-13 Bernd Brandes Leitungsrohr zum transport eines mediums
US5148864A (en) * 1991-06-17 1992-09-22 Camco International Inc. High pressure electrical cable packoff and method of making
JPH06508691A (ja) * 1991-06-26 1994-09-29 ヴエー・エル・ゴーレ　ウント　アソシエイツ　ゲゼルシヤフト　ミツト　ベシユレンクテル　ハフツング 気体及び／又は液体を通す配管
DE4124640C2 (de) * 1991-07-25 1999-02-25 Bernd Brandes Rohrleitungssystem
US5203202A (en) * 1992-02-25 1993-04-20 W. L. Gore & Associates, Inc. Apparatus for detecting leaks in circuits
US5504433A (en) * 1992-10-23 1996-04-02 International Fuel Cells Corporation Electrochemical sensor for monitoring electrolyte content
US5402828A (en) * 1993-05-04 1995-04-04 Pino; Richard Closure device with dual-mandrel-acutated peripheral seal
DE19618370C1 (de) * 1996-05-09 1997-08-21 Gesundheitstechnik Anton Kastn Verfahren zur Herstellung eines wärmegedämmten Rohrabschnittes für eine Rohrleitung sowie Rohrabschnitt
GB9907557D0 (en) * 1999-04-06 1999-05-26 Stb Eng Ltd Wear-warning device
US6748968B1 (en) 2000-06-16 2004-06-15 Arichell Technologies, Inc. Method and apparatus for combined conduit/electrical-conductor junction installation
EP1716361A1 (en) * 2003-12-03 2006-11-02 Taylor McLaren Limited Water ingress detection system
DE202004014411U1 (de) * 2004-09-16 2004-11-18 Brugg Rohr Ag, Holding Einrichtung zur Lecküberwachung und Leckmeldung
KR20110082013A (ko) * 2008-10-24 2011-07-15 넥쌍 수분 감지 와이어, 수분 감지 시스템, 및 수분 감지 방법
FR2977938B1 (fr) * 2011-07-13 2014-04-11 Airbus Operations Sas Conduit d'air chaud sous pression d'un aeronef equipe d'un dispositif de detection d'une fuite
CN103672282A (zh) * 2013-12-13 2014-03-26 哈尔滨朗格斯特节能科技有限公司 预制直埋保温管安装报警线模具及其安装报警线方法
CN104295845A (zh) * 2014-09-26 2015-01-21 哈尔滨朗格斯特节能科技有限公司 智能预制直埋保温管交联聚乙烯工作管件弯头及制作方法
CN104455878A (zh) * 2014-10-08 2015-03-25 哈尔滨朗格斯特节能科技有限公司 智能预制直埋保温管工作钢管双管管件弯头及制作方法
CN104455939B (zh) * 2014-10-31 2016-08-17 哈尔滨朗格斯特节能科技有限公司 交联聚乙烯保温管跨越三通报警线固定装置及固定方法
CN104482358B (zh) * 2014-10-31 2017-09-29 哈尔滨朗格斯特节能科技有限公司 智能保温钢管双管异径三通报警线固定装置及固定方法
CN104373685B (zh) * 2014-10-31 2017-10-13 哈尔滨朗格斯特节能科技有限公司 智能预制直埋保温管钢管双管跨越三通的报警线的固定方法
CN104373688A (zh) * 2014-10-31 2015-02-25 哈尔滨朗格斯特节能科技有限公司 预制直埋保温管工作钢管双管及制作方法
CN104373730A (zh) * 2014-10-31 2015-02-25 哈尔滨朗格斯特节能科技有限公司 智能预制直埋保温管双管弯头报警线固定装置及固定方法
CN104373773B (zh) * 2014-10-31 2018-01-26 哈尔滨朗格斯特节能科技有限公司 智能预制直埋交联聚乙烯保温管管件弯头报警线固定方法
CN104373687B (zh) * 2014-10-31 2017-11-24 哈尔滨朗格斯特节能科技有限公司 智能保温管交联聚乙烯双管平行三通的报警线的固定方法
CN104653932B (zh) * 2014-10-31 2018-01-26 哈尔滨朗格斯特节能科技有限公司 智能预制直埋交联聚乙烯保温管双管弯头报警线固定方法
CN104373689B (zh) * 2014-10-31 2018-01-26 哈尔滨朗格斯特节能科技有限公司 交联聚乙烯保温管异径三通报警线固定装置及固定方法
CN104373774B (zh) * 2014-10-31 2016-08-17 哈尔滨朗格斯特节能科技有限公司 智能预制直埋保温管交联聚乙烯变径管件报警线固定方法
CN104373677A (zh) * 2014-10-31 2015-02-25 哈尔滨朗格斯特节能科技有限公司 具有交联聚乙烯变径工作管件的预制直埋保温管及制法
CN104373749A (zh) * 2014-10-31 2015-02-25 哈尔滨朗格斯特节能科技有限公司 预制直埋防腐管道及安装方法
CN104373690A (zh) * 2014-10-31 2015-02-25 哈尔滨朗格斯特节能科技有限公司 交联聚乙烯保温管平行三通报警线固定装置及固定方法
CN104482309A (zh) * 2014-10-31 2015-04-01 哈尔滨朗格斯特节能科技有限公司 智能预制保温双管平行三通报警线固定装置及固定方法
CN104358933A (zh) * 2014-11-05 2015-02-18 哈尔滨朗格斯特节能科技有限公司 智能预制直埋双管保温管报警线固定装置及固定方法
CN104358934B (zh) * 2014-11-05 2018-05-29 哈尔滨朗格斯特节能科技有限公司 聚乙烯双管保温管跨越三通报警线固定装置及固定方法
US10481099B2 (en) * 2015-07-02 2019-11-19 Exxonmobil Upstream Research Company Detecting moisture proximate to insulation
CN110375206B (zh) * 2019-07-04 2021-02-12 西安理工大学 基于glt及opt方法的供热管网运行状态监测方法
CN115979923B (zh) * 2023-03-20 2023-06-27 中国有色金属工业昆明勘察设计研究院有限公司 一种尾矿库渗透破坏模拟试验装置及试验方法

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Also Published As

Publication number Publication date
GB2058279A (en) 1981-04-08
BE882379A (fr) 1980-07-16
FI70748C (fi) 1986-10-06
GB2058279B (en) 1983-10-12
CA1143671A (en) 1983-03-29
FI800790A (fi) 1981-03-06
NO801274L (no) 1981-03-06
NO148122C (no) 1983-08-10
FI70748B (fi) 1986-06-26
SE7907400L (sv) 1981-03-06
DK149697C (da) 1987-03-16
DK149697B (da) 1986-09-08
NL8002145A (nl) 1981-03-09
NO148122B (no) 1983-05-02
DE3010279A1 (de) 1981-04-02
US4288654A (en) 1981-09-08
DE3010279C2 (no) 1988-07-14
DK257880A (da) 1981-03-06

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