| Patents for F17D 5 - Protection or supervision of installations (3,893) |
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| 08/02/2000 | CN2390004Y Gas leakage detecting driller |
| 07/13/2000 | WO2000040891A1 Georeferenced monitoring system |
| 07/06/2000 | DE19911750C1 Deflection restrictor for damping or preventing movement of broken pipeline part e.g. in power station |
| 07/06/2000 | DE19858915C1 Rohr mit einem in der Rohrwand unter Bildung von Leckagekanalwindungen schraubenwendelförmig verlaufenden Leckagekanal Tube with a helically in the tube wall with the formation of leakage channel turns extending leakage channel |
| 06/21/2000 | DE19853049A1 Leak testing of engineering components comprises use of high pressure test gas, carrier gas, discharge tube detector and laser spectrometer, where both gases are constituents of air |
| 06/13/2000 | US6075446 Tank with alarm device |
| 05/25/2000 | DE19549518C2 Einrichtung zum Schutz von unter dem Erdboden verlegten Leitungen Means for protection of buried under the ground lines |
| 05/25/2000 | DE19549517C2 Protection of underground conductors against accidental damage by workmen |
| 05/17/2000 | CN1253255A Cutting and back-mixing technology for mixed oil |
| 04/12/2000 | EP0992789A1 System and method for optically testing the quality of tube outer surface |
| 04/06/2000 | WO2000019140A1 Method for localizing a leakage in a pipeline system |
| 04/05/2000 | EP0990837A1 Method for localizing a leakage in a pipeline system |
| 03/30/2000 | WO2000018124A1 Mapping system for the integration and graphical display of pipeline information |
| 03/30/2000 | WO2000017479A1 A reinforced flexible tubular pipe with conveying back of leak fluid |
| 03/29/2000 | EP0989353A2 Mapping system for the integration and graphical display of pipeline information that enables automated pipeline surveillance |
| 03/29/2000 | CN1248682A Indication type gas leakage alarm and automatic cutting off device |
| 03/22/2000 | EP0987541A1 Apparatus and procedure for optical quality control of the inner surface of a tube |
| 03/09/2000 | CA2281013A1 Gas flow arrestor |
| 03/02/2000 | DE19839173A1 Pipeline for transporting crude oil or heating oil has a gap between the inner and outer pipes that can be rinsed with flowing gas or liquid |
| 02/24/2000 | DE19925357A1 Household gas line shut-off device for safety system reacts to signal from room gas sensor and transmits gas sensor data |
| 02/17/2000 | WO2000008435A1 Monitoring system for a pipeline system |
| 02/17/2000 | WO2000008379A1 Safety device for fluid dispensing installation |
| 02/17/2000 | CA2304218A1 Safety device for fluid dispensing installation |
| 02/02/2000 | CN2361964Y Safety device for gas pipeline |
| 01/27/2000 | DE19835621C1 Monitoring system for a pipeline system has a computer to produce a warning signal and transfer it to receiving units |
| 01/27/2000 | DE19833390A1 Monitoring of pipeline carrying petrochemical liquids or gases in petrol station, with pipeline consisting of inner, medium pipe and outer spaced pipe |
| 01/20/2000 | WO2000003221A1 Method for detecting possible leaks in duct systems by flow metering |
| 01/13/2000 | WO2000001968A1 A device for safety closing or opening of a flow |
| 01/13/2000 | CA2336005A1 A device for safety closing or opening of a flow |
| 01/05/2000 | DE19827853A1 Cross-flow test probe for drains or sewers with axial cross flow |
| 12/14/1999 | US6000277 Method for the prediction of rupture in corroded transmission pipes subjected to combined loads |
| 12/01/1999 | EP0961065A1 Shut-off device for a water supply-line |
| 12/01/1999 | CN2351634Y Gas safety electromagnetic valve |
| 11/30/1999 | US5992217 Device and method for leakage detection |
| 11/25/1999 | WO1999060360A1 Method and device for monitoring temperature distributions on the basis of distributed fiber-optic sensing, and use of same |
| 11/25/1999 | DE19822682A1 Process for determination of pressure and mass flow distribution in a pipe network distribution system |
| 11/16/1999 | US5983924 Water diverting device |
| 11/03/1999 | CN2347042Y Pipeline combustible detecting device |
| 11/02/1999 | US5975110 Adapter assembly for accessing primary pipeline of a double wall pipeline system |
| 10/27/1999 | EP0952386A2 Leak measuring apparatus |
| 10/26/1999 | US5971011 Water shut-off valve and leak detection system |
| 10/20/1999 | CN2344643Y Peroxidation-resisting explosion-proofing multiple interlocking valve control device for gas-making system |
| 10/20/1999 | CN1232543A System for inspection of pipelines |
| 10/07/1999 | DE19814903A1 Method for shutting off water and gas supply pipes etc. in event of leaks, used in buildings and houses |
| 09/14/1999 | US5952558 Apparatus for determining the concentration profiles of liquid or gaseous substances along a given path |
| 09/07/1999 | US5949373 Apparatus for burying a conveyance |
| 09/07/1999 | US5947151 Dual containment valve |
| 08/11/1999 | EP0934512A1 Tank with alarm device |
| 08/04/1999 | EP0932827A1 System for inspection of pipelines |
| 07/21/1999 | EP0930492A1 Method of and apparatus for detecting leakages and/or inadvertent consumption of a fluid in a pipeline |
| 06/10/1999 | DE19754057A1 Detecting leaks in over-ground pipes |
| 06/02/1999 | EP0918982A1 Method of locating leaky points in pipelines and pipeline systems, in particular for transmitting heat over great distances |
| 06/02/1999 | DE19751813A1 Device for acoustically testing components that are difficult to access |
| 05/12/1999 | EP0646304B1 Data transmission on undersea pipelines |
| 05/12/1999 | DE19749827A1 Blocking prevention method for supply lines acted on by media with main valve and tap points |
| 04/22/1999 | DE19745644A1 Pipeline for sanitary or heating applications |
| 04/07/1999 | EP0906559A1 Impulse line blockage detector systems and methods |
| 03/23/1999 | US5884657 Fluid reclamation apparatus |
| 03/18/1999 | DE19741894C1 Underground water pipe inspection method |
| 03/16/1999 | US5881755 Water supply control apparatus and method for use in homes or other structures |
| 03/16/1999 | CA2065384C Safety cut-out |
| 03/11/1999 | DE19739006A1 Cuff testing device for pipeline joints |
| 02/20/1999 | CA2213459A1 Leak monitoring system |
| 02/18/1999 | WO1999008040A1 Method for protecting built-in components |
| 02/11/1999 | DE19739845C1 Gas supply line testing device |
| 02/03/1999 | EP0895012A1 Pipe provided with a plurality of longitudinal channels |
| 01/13/1999 | EP0890088A1 Means and method for leakage detection |
| 12/17/1998 | DE19734177C1 Pipeline leakage protection device e.g. for power station installed equipment |
| 11/25/1998 | EP0879131A2 An extrusion apparatus and method, a tubular product, and a pipe |
| 11/12/1998 | DE19719167A1 Recognising substance in mixture of substances esp. for leak detection and location |
| 10/14/1998 | CN2294373Y Non-involved type safety device for pipeline gas fuel |
| 10/07/1998 | EP0869311A1 Safety system for fluid-distribution installation |
| 09/29/1998 | US5815253 Method and apparatus for estimating performance of gas tube |
| 09/02/1998 | CN1192177A An extrusion apparatus and method, a tubular product, and a pipe |
| 08/18/1998 | US5794653 Distribution system |
| 08/05/1998 | EP0856118A2 Inner manipulator for testing or processing the inner surface of a pipe |
| 07/23/1998 | DE19701317A1 Leak recognition in fluid pipeline system |
| 07/16/1998 | DE19700779A1 T-bridge overvoltage diverter network esp. for leakage monitor system in pipeline networks |
| 07/15/1998 | EP0853208A1 Multilayer pipe |
| 07/15/1998 | EP0852712A1 Process and device for feeding a quantity of a substance |
| 07/15/1998 | EP0852711A1 Device for determining concentration profiles of liquid or gaseous substances- along a given path |
| 06/18/1998 | DE19652514A1 Continuous measurement of flange connection leakage rate with seal to atmosphere e.g. for gas pipes |
| 06/17/1998 | EP0848582A2 Device for deionizing a fluid transport pipe |
| 05/27/1998 | EP0844073A1 A tubular product and an extrusion apparatus and method |
| 05/27/1998 | EP0694145B1 A device and a method for localizing leakages in conduit networks |
| 05/19/1998 | US5752544 Device for feeding a distribution network with gaseous fluid |
| 05/14/1998 | WO1998020330A1 Detector arrangement for detecting humidity or water in structures |
| 05/13/1998 | EP0841516A1 Electronic measuring device for detecting leaks in sealing rings for liquid products |
| 05/07/1998 | WO1998019146A1 Tank with alarm device |
| 05/07/1998 | CA2269903A1 Tank with alarm device |
| 04/28/1998 | US5745232 Apparatus for inspecting deformation of pipe |
| 04/23/1998 | DE19643637A1 Unit for detecting and locating leaks of e.g. salt solution from pipeline |
| 04/16/1998 | DE19720116C1 Device sensitively-monitoring leakage of compressed air supplied to stretching ring spinner |
| 04/01/1998 | EP0662204B1 Pipeline |
| 03/26/1998 | WO1998012545A1 System for inspection of pipelines |
| 03/26/1998 | CA2265974A1 System for inspection of pipelines |
| 03/18/1998 | CA2185758A1 Method of stopping leakage from a plurality of sprinkler heads forming part of a liquid piping network |
| 03/12/1998 | DE3790014C2 Monitoring system for water leakage in central heating system |
| 03/03/1998 | US5723770 Tapping tee pressure test restraining kit |
| 02/26/1998 | WO1998008069A1 Method of locating leaky points in pipelines and pipeline systems, in particular for transmitting heat over great distances |