Matches 1 - 44 out of 44


Match Document Document Title
US20140353916 Sealing and Testing Segmented Tools  
A substantially air-tight triple seal arrangement along a seam between first and second tool segments comprises inner, middle and outer seals forming first and second substantially air tight...
US20140298894 LINE PRESSURE TESTING TECHNIQUE  
A system and technique for pressure testing a line portion, connection, or other linking piece of unknown leak characteristics. The technique includes applying predetermined pressure to the...
US20100011840 External Pipe Testing Tool and Testing Method Using Same  
An apparatus for testing the integrity of pipe welds includes a sleeve for circumferentially surrounding the pipe, the sleeve having an inner diameter greater than the outer diameter of the pipe....
US20120111094 TUBE WELD STEAM TEST DEVICE AND METHOD  
A tube weld seam test method and device for testing a tube weld seam (32) of a flexible tube (18) for leaks having: a first pinching device (10) and a second pinching device (12) for pinching...
US20070113890 LEAK DETECTOR SLEEVE  
A leak detector sleeve allows performing leak detection at a flanged joint. The leak detector sleeve is made of elastomeric material that allows achieving a gas-tight seal when the leak detector...
US20110185793 Seal assembly with leak monitoring  
A seal assembly is provided for a joint between a first pipe segment having a first flange and a second pipe segment having a second flange. The seal assembly has at least one primary sealing...
US20110138886 Refrigerated Transport System Testing  
A method involves inspecting/testing a refrigeration system. One or more conduits or other components cooperate with the compressor, heat rejection heat exchanger, expansion device, and heat...
US20090050225 System for Piping Under Roadways  
What is disclosed is an improved system for gas piping under roadways using polyethylene pipe (2) as a casing pipe around an inner carrier pipe (1), along with a method for testing airtightness. A...
US20140208831 LEAK DETECTOR FOR USE WITH FLANGED WASTE WATER DRAIN PIPE  
Provided herein is a leak detector comprising: a flat base sheet bound by an outer perimeter and an interior aperture; a wick material barrier coupled to the base between the aperture and the...
US20120000273 FIXTURE FOR EVALUATING A METAL-TO-METAL SEAL BETWEEN TUBULAR COMPONENTS AND METHOD OF USE OF SAME  
A fixture for evaluating a metal-to-metal seal. A first metal seal surface and a second metal seal surface are brought into initial contact by engagement of a male connection of a first tubular...
US20060016249 Heat recovery test apparatus and method for making and testing the same  
A test apparatus for testing the tube-to-header connections in a heat recovery system in which a plurality of tubes is connected to a header via tube-to-header connections. The test apparatus...
US20090127848 FLANGE FITTING WITH LEAK SENSOR PORT  
A leak detection feature for a fluid conduit is provided. The leak detection feature facilitates the monitoring of fluid leaks at the interface of two adjoining conduit flange fittings. An...
US20070237589 Knife with a Cavity  
The present invention relates to a knife for cutting meat or meat-like products, cheese and the like, the knife being made up of a hub (9) and a cutting body (10). The cutting body has a cavity...
US20060000261 Apparatus and method for elevated temperature weld testing  
In a method for testing the integrity of welds at elevated temperatures, a pressurized mixture of a gaseous environmentally safe composition is injected in an area between the inner and outer weld...
US20060117838 Deepwater seal test apparatus  
A seal test apparatus for a subsea hydrocarbon production system having first and second components that are sealed by a primary seal and an external barrier seal comprises a pressure chamber...
US20050076706 Apparatus and method for use in detecting a seal and paint failure  
The present invention provides for systems, apparatuses and methods for use in determining if seals leak. The method includes sealing a seal, exposing the seal on a first side to a luminescent,...
US20140150533 Method and Apparatus for Detecting Airtight State of Machine-Tool Window  
Methods and apparatus for detecting machine tool window airtightness includes an airtight state detector, having a sensor detecting the pressure in a space of the window, and a judging section for...
US20100064778 TESTING APPARATUS AND METHOD FOR VALVES  
The present invention discloses a testing apparatus and a method for testing valves used in municipal water distribution pipeline networks, particularly air-release/vacuum-breaker combination...
US20140007655 PRESSURE DECAY TESTING SYSTEM AND TESTING DEVICE FOR A CONNECTOR AND METHOD OF TESTING  
A pressure decay testing system including a testing device for determining the reliability of connectors is provided and includes a pneumatic cylinder that raises and lowers a sealing member that...
US20080000289 Seal Member for Use With Leakage Testing Apparatus, Seal Ring for Use With Leakage Testing Apparatus, and Seal Jig for Use With Leakage Testing Apparatus  
A seal ring having rounded-corner rectangular shape in cross-section is mounted in a recessed groove formed in ring configuration in a pressure-contact surface of a seal jig such that major axis...
US20100043537 TOOL FOR HYDRO-TESTING A NOZZLE  
There is described a novel tool and method for the isolation and pressure-testing of connections, such as welds, between a vessel and a nozzle or branch pipe. The nozzle testing tool comprises an...
US20110154886 Flange Fitting with Leak Sensor Port  
A leak detection feature for a fluid conduit. The leak detection feature facilitates the monitoring of fluid leaks at the interface of two adjoining conduit flange fittings. An embodiment of a...
US20130319540 DEVICES AND METHODS FOR THE CHECKING AND FOR THE CHECKING AND REPAIRING OF PIPE CONNECTIONS  
A first sealing body and a second sealing body made of a resiliently expandable material, such as Kevlar-reinforced rubber, are connected by an intermediate piece that, having a larger wall...
US20100005862 SENSOR FOR DETECTING SURFACE CRACKS IN A COMPONENT OR STRUCTURE  
A sensor for detecting surface cracks in a component or structure. A preferred embodiment of the device comprises a flat body portion with a central hole through which a main structural bolt...
US20070193341 Testing Device for Detecting Vapor Emission of at Least One Leakage Point, Especially of a Mechanical Shaft Seal, Particularly in the Automotive Field  
A testing device for detecting vapor emission of at least one leakage point has at least one upstream measuring unit arranged upstream of the leakage point and at least one downstream measuring...
US20090120166 METHOD AND APPARATUS FOR CONTINUOUS FLUID LEAK MONITORING AND DETECTION IN ANALYTICAL INSTRUMENTS AND INSTRUMENT SYSTEMS  
A method and device are disclosed that provide for detection of fluid leaks in analytical instruments and instrument systems. The leak detection device includes a collection tube, a fluid...
US20130299238 System and Method for Monitoring Seals Between a Stationary Conduit and a Rotating Conduit  
A device for monitoring a seal assembly includes a body having a central axis and a through-passage, a piston slidably disposed in the through-passage and biased towards one end of the body by a...
US20140260554 Leak Detector  
An example leak detector assembly includes: a leak detection device, including: a main body; and a plurality of electrical filaments extending across the main body, each of the electrical...
US20100154715 AUTOMATIC MONITORING OF MILKING PLANT VALVE MEANS  
The invention relates to a solution for cleaning a milking plant, which includes a milk line system (MLS), connectable to a collecting means, and is adapted to deliver milk that has been withdrawn...
US20080067757 Multicylinder Internal Combustion Engine With Increased Useful Life  
The present invention relates to a multicylinder internal combustion engine with a cylinder head and with a cylinder block, which are fixed to each other by screw connections, where, between tie...
US20140301082 HOUSING HAVING AIR VALVE  
Disclosed is a housing includes a housing body and a cap assembly. The cap assembly includes an inner member, an outer member and a resilient compression gasket disposed between the inner and...
US20080134762 Airtight test method and apparatus thereof  
An airtight test method is provided. The method includes the following steps. First, an opening structure is provided, wherein the opening structure is formed on a building structure. A seal...
US20140165706 PRESSURE INDICATING DEVICE  
A pressure indicating device for detecting and isolating leakage of toxic and/or pyrophoric gasses from within various packages is disclosed. The device can affix to a user port of a cylinder...
US20140326052 CLEANING-IN-PLACE SYSTEM AND SEAL MONITORING  
Apparatus and method for detecting seal failure of a sealed region within a conveyor component. A fluid line extends out of the sealed region and a sensor is connected to the fluid line. A valve...
US20170146425 TEST FLANGE ASSEMBLIES AND RELATED METHODS  
Test flange assemblies comprise a flange body and a piston. The piston is configured to translate relative to the flange body and has an outer surface facing away from the flange body and an inner...
US20170074749 Sealing and Testing Segmented Tools  
A substantially air-tight triple seal arrangement along a seam between first and second tool segments comprises inner, middle and outer seals forming first and second substantially air tight...
US20170074745 SOLENOID VALVE ASSEMBLY WITH PILOT PRESSURE CONTROL  
A valve assembly includes a valve body with an interior cavity and one or more supply ports, a control port, and an exhaust port each fluidly connected to the interior cavity. An armature assembly...
US20160349142 PIPELINE ELEMENT LEAK DETECTION SYSTEM AND METHOD  
A system for detecting leaks comprises at least one pipeline element, a leak detection device, and a pre-formed, heat-shrinkable sleeve comprising at least one inlet aperture. A method of...
US20160282217 Safety Procedure and Testing Mechanism for Valve Replacement and Leak Detection on a Tank Car  
Aspects of the invention include methods and systems for a testing mechanism to be utilized when repairing and replacing a valve utilized on a tank car. The testing mechanism may comprise a pipe...
US20160069475 VALVE HAVING A LEAKAGE INDICATOR  
A valve includes a leakage indicator and a valve housing. The valve housing includes a valve housing upper part, a valve housing lower part and a diaphragm. The diaphragm divides the valve housing...
US20160069473 GAS VALVE WITH ELECTRONIC VALVE PROVING SYSTEM  
Valve assemblies may be configured to perform a valve proving test as part of an operational cycle of a combustion appliance coupled to the valve assembly. The valve assembly may include a valve...
US20150285574 DEVICE, METHOD AND PLATE HEAT EXCHANGER  
A device and a method for assessing a gasket pressure of a gasket arrangement between two adjacent heat transfer plates of a plate heat exchanger is provided. The gasket arrangement seals between...
US20150268126 Leak Detection Device in Joints between Pipes with Flanges and Gaskets  
The present invention relates to a device for detecting leaks of liquids or gases caused by temperature variations, pressure variations, wear on the clamping and coupling devices, wear on sealing...
US20140352408 SYSTEM AND METHOD FOR DIAGNOSING A FIELD DEVICE  
A diagnostic system and method for a pressure regulator in a process plant is provided. The diagnostic apparatus includes a processor operatively coupled to the pressure regulator; a memory...

Matches 1 - 44 out of 44