| Patents for F17D 5 - Protection or supervision of installations (3,893) |
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| 03/21/2002 | DE10044039A1 Flexible pipeline comprises two concentric pipes with fleece layer in interspace between same and made of material to swell up when moisture enters |
| 03/13/2002 | CN1080910C Indication type gas leakage alarm and automatic cutting off device |
| 02/27/2002 | EP1181075A1 Wet sprinkler system for cold environments |
| 02/20/2002 | CN2477937Y Draging underwater prospecting leakage clogging device for pipeline |
| 02/20/2002 | CN2477936Y Leakage auto protector for combustible gas |
| 01/16/2002 | CN2472047Y Oil pipe depressurizing explosionproof device |
| 01/09/2002 | CN2470654Y Gas safety device |
| 12/27/2001 | WO2001098704A1 Shut-off device for a flow channel and implementation of leak tests with the aid thereof |
| 12/25/2001 | CA2155136C System and method for locating release of fluid from a pipeline |
| 12/13/2001 | WO2001044773A3 Device for testing sealed integrity of a chamber |
| 12/13/2001 | US20010050345 Multifunctional urgent shutoff safety valves |
| 12/13/2001 | DE10062089C1 Leakage display device for double-walled storage container or double-walled pipeline monitors pressure in monitoring space between inner and outer walls |
| 12/12/2001 | CN1326063A Multifunctional urgency stop safety valve |
| 12/06/2001 | US20010047621 Injection system and method for odorizing natural gas |
| 12/05/2001 | EP0856118B1 Inner manipulator for testing or processing the inner surface of a pipe |
| 12/05/2001 | CN2463672Y Explosion-and leak-proof controller for use in gas pipeline |
| 11/28/2001 | EP0890088B1 Means and method for leakage detection |
| 11/24/2001 | CA2310557A1 Fugitive emission capture device |
| 11/21/2001 | CN1322914A Petroleum pipeline leakage warning and leaking point positioning system |
| 11/15/2001 | WO2001086195A1 Gas feed device |
| 11/14/2001 | CN1321846A Transportation pipeline leakage monitoring and locating method and system |
| 11/07/2001 | EP0807801B1 Apparatus for inspecting deformation of pipe |
| 10/25/2001 | DE10019430A1 Cable sheath fault location method uses trace wire loop is not affected by stray impedances |
| 10/18/2001 | US20010032064 Method of offering wall-thickness thinning prediction information, and computer-readable recording medium storing wall-thickness thinning prediction program, and method of planning piping work plan |
| 10/18/2001 | DE10028737A1 Double- or multi-walled component for using in pipework systems includes inner and outer metal parts with the inner part connecting directly or through a metal connector element to the outer part |
| 10/11/2001 | WO2001075356A1 A pipe burst protect device |
| 10/10/2001 | EP1143140A1 Arrangement of common rail system |
| 10/10/2001 | EP1141620A1 Georeferenced monitoring system |
| 10/04/2001 | WO2001073339A1 A protection device in event of pipe rupture |
| 10/04/2001 | EP1139241A2 Method of offering wall-thickness thinning predicition information, and computer-readable recording medium storing wall-thickness thinning prediction program, and method of planning piping work plan |
| 10/03/2001 | CN2451873Y Marine loading arm emergency disengaging apparatus |
| 10/02/2001 | CA2082779C High purity nitrogen distribution system |
| 09/20/2001 | DE10112929A1 Leakage prevention device for transportation of liquid hydrocarbons has annular through channel between tubes |
| 09/13/2001 | WO2001066993A1 Improved containment system |
| 09/13/2001 | WO1997014903A3 Inner manipulator for testing or processing the inner surface of a pipe |
| 09/13/2001 | CA2402308A1 Improved containment system |
| 09/06/2001 | US20010018845 Leak monitoring system |
| 09/05/2001 | EP1130302A2 A fluid pressure proving system |
| 09/05/2001 | CN1311392A Fuel feeding apparatus for shared-rail system |
| 08/23/2001 | DE10022860A1 Kugelhahn mit Doppelmantel und Überprüfungsmöglichkeit auf Leckage Ball valve with double jacket and possibility of checking for leakage |
| 08/09/2001 | DE10005263A1 Moisture and rupture detection circuit for thermally-insulated heating pipe, has monitoring wires incorporated in thermal insulation coupled to termination network containing time coded resistance |
| 08/01/2001 | EP1119684A1 A reinforced flexible tubular pipe with conveying back of leak fluid |
| 07/05/2001 | DE19960464A1 Emission warning device for indicating pipeline rupture, has sensor for detecting abrasive material transported along pipeline within housing sealed around outside of pipeline section likely to rupture |
| 06/27/2001 | CN1301339A Method and device for monitoring temperature distributions on the basic of distributed flber-optic sensing, and use of same |
| 06/21/2001 | WO2001044773A2 Device for testing sealed integrity of a chamber |
| 06/21/2001 | CA2394961A1 Device for testing sealed integrity of a chamber |
| 06/13/2001 | EP1106904A2 Method and apparatus to locate pressure losses |
| 06/13/2001 | CN2434517Y Straightly buried leakage checking casing pipe compensator |
| 06/05/2001 | US6243483 Mapping system for the integration and graphical display of pipeline information that enables automated pipeline surveillance |
| 05/30/2001 | EP1102972A1 Monitoring system for a pipeline system |
| 05/29/2001 | US6240160 System for inspection of pipelines |
| 05/29/2001 | US6237618 System and method for controlling the unwanted flow of water through a water supply line |
| 05/10/2001 | DE19959115C1 Determining pressure losses in pressure line comprises adding adjustable amount of stopped medium to pressure line which is connected to pressure control device in specified time interval |
| 05/10/2001 | DE19953423A1 Inspection of underground pressure pipes for fresh water or gas, by lowing testing unit through connection unit placed on hydrant |
| 05/02/2001 | EP1095250A1 Method for detecting possible leaks in duct systems by flow metering |
| 04/17/2001 | US6216727 Water flow sensing device |
| 04/11/2001 | EP1090241A1 A device for safety closing or opening of a flow |
| 04/04/2001 | EP1089032A2 Method and device for avoiding contamination from a gas pipeline system |
| 04/03/2001 | US6209569 Safety shut-off valve assembly for a fuel dispenser |
| 03/29/2001 | WO2001021989A1 Gas safety valve |
| 03/21/2001 | CN1063502C Method for controlling a water supply valve of a washing machine |
| 03/15/2001 | DE19959804A1 Leak location method involves making electrical contact with metal part in contact with liquid, applying electrical pulses, measuring electric field using measurement head if leak present |
| 03/15/2001 | DE19942122A1 Device for detecting and limiting leaks in fluid flow systems has control circuit for driving valve closed if detected flow quantity value reaches predefined value after flow stoppage |
| 03/14/2001 | EP0879131B1 An extrusion apparatus and method, a tubular product, and a pipe |
| 03/13/2001 | US6199573 Gas flow arrestor |
| 03/08/2001 | DE19955672A1 Locating leakages involves sensing pulses from measurement device to pipeline via electric cable, measurement head contact via leakage to earth connection to produce measurement potential |
| 03/08/2001 | DE19941232A1 Device for automatically shutting off flow of medium into pipeline has warning device detecting leak and triggering operating device to close shut-off member |
| 03/07/2001 | CN1062946C System and method for locating release of fluid from pipeline |
| 03/01/2001 | WO2001014788A1 Method and equipment concerning pressure deliverance system for gas or liquid |
| 03/01/2001 | DE19939941A1 Data transmission system for pipelines uses modulated signal on pipeline is compatible with cathodic protection |
| 02/28/2001 | EP1078235A1 Method and device for monitoring temperature distributions on the basis of distributed fiber-optic sensing, and use of same |
| 02/22/2001 | WO2001012948A1 Methods and apparatus for the emergency actuation of control systems |
| 02/15/2001 | DE10024478A1 Process for determining a leak in a pipe comprises applying a first insulating layer, a conducting layer and a second insulating layer on the inner wall of a pipe, and measuring the resistance |
| 02/07/2001 | CN1061592C 管状产品和挤压设备及其方法 Tubular products and extrusion apparatus and method |
| 02/06/2001 | CA2172300C Safety device against flooding caused by a washing machine's flexible water supply hose |
| 01/24/2001 | CN2416340Y Self-operated protector for pipe explosion |
| 01/24/2001 | CN2416339Y Self-operated pipe explosion protector |
| 01/24/2001 | CN1281121A Long-distance pipeline delivery system able to eliminate reactive force of fluid |
| 01/18/2001 | WO2001004461A1 Data transmission in pipeline systems |
| 01/04/2001 | WO2001001215A1 Regulator flow measurement apparatus |
| 01/04/2001 | WO2001001214A1 Regulator diagnostics system and method |
| 01/02/2001 | US6167749 Method and apparatus for automatically detecting gas leak, and recording medium for leak detection |
| 12/21/2000 | WO2000077587A1 Annular fluid manipulation in lined tubular systems to enhance component mechanical properties and flow integrity |
| 12/21/2000 | DE19924560C1 Pipeline leak detection and location, comprises use of electrically-pulsed parallel wire and permeable collection line with carrier flow, to detect bursts of electrolytically-released substance |
| 12/13/2000 | CN2410522Y Gas alarm cut-off device |
| 12/07/2000 | DE19925280A1 Flow medium pipeline monitoring device has spring-biased membrane acted on by flow medium supporting switch element forming part of relative spacing indicator |
| 11/30/2000 | DE19818712C2 Leckagemessgerät Leakage Meter |
| 11/16/2000 | DE19919756A1 Double walled pipe, plate or container with leak detection unit |
| 11/15/2000 | CN1273342A Method and device for monitoring and locating leakage of fluid delivering pipeline |
| 11/09/2000 | WO2000066228A1 Wet sprinkler system for cold environments |
| 11/09/2000 | DE19954427A1 Preventative shutting-off arrangement for gas supply lines |
| 09/07/2000 | DE19905667A1 Tightness test of gas lines testing by flushing over monitored line section by test gas over bypass and measuring pressure drop measurement and then closing bypass again and reconnecting back that partial line section |
| 08/24/2000 | DE19903825A1 Lacquer leakage supervision system for lacquering plant, comparing lacquer quantity taken from reservoir in data processing unit with lacquer quantity leaving lacquer pulverize |
| 08/23/2000 | CN2392973Y 防冻式隔离器 Antifreeze Isolators |
| 08/22/2000 | US6105607 Microprocessor controled water shut-off device |
| 08/10/2000 | DE19907995A1 Georeferenziertes Prüfsystem Georeferenced testing system |
| 08/08/2000 | US6098449 Method and apparatus for providing a volume of a substance |
| 08/03/2000 | WO2000045148A1 Corrosion sensors contained within the thermally insulating member of a metal pipe |
| 08/03/2000 | DE19859736C1 Arrangement for monitoring liquid-carrying lines has measurement body housing with vertical channel matching body contour that transitions to upper, lower channels above, below body |
| 08/03/2000 | DE19814903C2 Verfahren zum vorbeugenden Absperren einer Versorgungsleitung für ein Medium in Abhängigkeit von den Konsumgewohnheiten der Benutzer und Druckmessung in den Leitungen A method for preventive shutting off a supply line for a medium depending on the consumption habits of the user and pressure measurement in the lines |