Patents
Sitemap › F16 - Engineering elements or 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 › F16L 39 - Joints or fittings for double-walled or multi-channel pipes or pipe assemblies
Patents for F16L 39 - Joints or fittings for double-walled or multi-channel pipes or pipe assemblies (3,760)
02/2004
02/26/2004US20040036277 Pipe joint structure and method for fabricating the same
02/26/2004US20040036276 Air-conditioning duct system
02/26/2004US20040035464 Contained pipeline system with brine filled interstitial space and method for detecting leakage in same
02/25/2004EP1390657A1 Rotary transmission leadthrough for fluid systems
02/24/2004US6695358 Controlled leak cryogenic bayonet pipe spool and system
02/18/2004CN2603891Y Multiple-channel quick-acting airtight joint
02/17/2004US6692037 Flat water hose and hose connectors for flat water hose
02/12/2004US20040026922 Shrouded fluid-conducting apparatus
02/12/2004DE10233355A1 Branch of twin chamber pipe of supply pipe has boring pipe box around supply pipe with support branching to side from dome of box for connection of twin chamber pipe
02/11/2004EP1388703A1 Fitting for composite pipe
02/10/2004US6688331 Support for a connector
02/05/2004WO2003106875A3 Fitting for refrigerant lines
02/05/2004WO2003075983A3 Method and apparatus for the continuous fractionation of biological fluids
01/2004
01/27/2004US6682102 Hose-in-hose coupler
01/22/2004WO2004007373A2 Septic tank drain field pipe manifold system and method of use
01/22/2004US20040011396 Tubing connection system comprising tubing coding
01/22/2004DE10329312A1 Rohrverbindungsstruktur und Verfahren zur Herstellung dieser Struktur Pipe connection structure and process for producing this structure
01/21/2004EP1056969B1 Snap-on connection for fluid conduit
01/21/2004CN1469808A Product with multiple functions, such as on board technology, EG panel or pipe with enhanced systems within
01/08/2004DE19625995B4 Schlauchkupplungseinrichtung Hose coupler
01/07/2004EP1377774A1 Tubing connection system comprising tubing coding
01/06/2004US6672627 Lightweight air coupler
01/02/2004EP1373781A1 A swivel
12/2003
12/30/2003US6669238 Locking apparatus for a beverage dispenser
12/25/2003US20030235661 Product with multiple functions, such as on board technology, eg panel or pipe with enhanced systems within
12/25/2003US20030234535 Dual flow rotating union
12/24/2003WO2003106875A2 Fitting for refrigerant lines
12/18/2003DE20212265U1 Multiple connector for pressure fluid feed pipes has feed tube and feed pin for connection of individual pipes and locked by extendable detent balls
12/17/2003EP1371858A1 Rotatable fluid connection for pneumatic or hydraulic actuators
12/17/2003EP1175578B1 Connection assembly for conduits
12/16/2003US6662868 Clamping well casings
12/11/2003WO2003102357A1 Flowline insulation system
12/10/2003EP1179156B1 Liquid distribution collector module and fixing system for said modules
12/09/2003US6658717 Duplex pipe end working method
12/03/2003EP1303723A4 High pressure product swivel
12/03/2003CN1460162A Hose connecting assembly with hose identifying function
11/2003
11/27/2003US20030218332 Joint for double pipe and brazing method thereof
11/27/2003US20030217778 Fluid line assembly
11/26/2003EP1364150A1 Device for connecting capillary columns to a micro-fluidic component
11/20/2003WO2003095885A1 Device for connecting pipeplines such that relative motion is allowed, comprising a pretensioning device such taht constant sealing gap can be provided
11/19/2003EP1363061A1 Fluid line assembly
11/18/2003US6649015 Method of making fitting joint for double containment pipe
11/18/2003US6648375 Pilot insert seal for a tube fitting
11/13/2003WO2003093715A1 Pipe branch for an inlying circulation
11/11/2003US6644353 Modular surface mount manifold
11/06/2003WO2002070942A8 Device for connecting capillary columns to a micro-fluidic component
11/05/2003EP1359358A2 Pipe assembly
11/04/2003US6640835 Micromount™ system
10/2003
10/30/2003WO2003089832A1 Rotary joints
10/30/2003CA2480952A1 Rotary joints
10/29/2003CN1452703A Flange connection for double-jacket high-pressure pipes
10/29/2003CN1451902A Manifold connecting structure
10/23/2003US20030197369 Manifold-connecting mechanism
10/23/2003US20030197368 Rotary joints
10/23/2003DE20313318U1 Coaxial arrangement of two pipes for transport of two different media, comprising joint area assembled of female and male part secured with union nut
10/16/2003WO2003085312A1 Assembly of multi-conduit pipelines
10/16/2003US20030193188 Make-break connector for heat exchanger
10/16/2003US20030193187 One-operation piping-installation fluid pressure apparatus
10/14/2003US6631733 Adjustably sealed multi-line fluid coupler
10/08/2003CN2578639Y Regulatable orifice throttle valves
10/02/2003US20030184092 Flange connection for double-jacket high-pressure pipes
10/01/2003EP1348088A2 Twist lock high pressure quick connector
10/01/2003CN1445473A Extension type sealed swivel joint
09/2003
09/30/2003US6626468 Pipe joint, its manufacturing method, and fluid device using the same
09/30/2003US6626467 Closure for secondary containment pipe
09/25/2003US20030181305 Method and apparatus for the continuous separation of biological fluids into components
09/25/2003US20030178842 Pipe assembly
09/24/2003EP1346175A2 Insulated compound pipe
09/18/2003WO2003075983A2 Method and apparatus for the continuous fractionation of biological fluids
09/17/2003CN2573822Y Flat water pipe and joint set thereof
09/16/2003US6619319 Multi-line fluid connector
09/13/2003WO2003074921A1 Connecting coupling with a sliding sleeve and collet chucks
09/12/2003WO2003074417A1 Connective coupling a data interface
09/10/2003CN1441736A Connector support, reservoir and feeding system comprising same
09/04/2003WO2003072988A1 Method for guaranteeing transport of a fluid between at least two elements of a hydraulic or pneumatic system and flexible hose used therefor
08/2003
08/20/2003EP1336810A2 Joining structure of piping to a flange
08/19/2003CA2239211C Coupling of a medical therapy device with a supply device
08/14/2003WO2003067140A1 Coupling for cryogenic media
08/12/2003US6605256 Device for conducting plurality of chemical, biochemical or physical procedures in parallel
08/07/2003WO2003065101A1 Duct connector plug for duct assembly
08/07/2003US20030145895 Modular surface mount manifold
07/2003
07/31/2003US20030140737 Multi-swivel connector for a fluid operated tool
07/30/2003EP1066449B1 Rotating connector with compensating unit
07/30/2003CN1432758A 歧管系统 Manifold system
07/29/2003USRE38204 Fluid coupling for matching delivery and supply lines irrespective of the relative rotational positions of the coupling members
07/29/2003US6598502 Multi-swivel connector for a fluid operated tool
07/24/2003WO2003059546A2 Method for attaching tubing
07/22/2003US6595552 Device for coupling multiple connectors
07/16/2003EP1327097A1 Sealing assembly
07/16/2003CN2560809Y Leakage-proof multichannel composite tube and joint
07/10/2003DE20023231U1 Bearing for axles or shafts; has static sealing part with two channels connected to pipes for supplying hydraulic fluid to axle, where sealing part is provided with suspended sliding ring
07/03/2003US20030122374 Channel tube coupling structure for anti-pollution type endoscope
06/2003
06/26/2003US20030116208 Shear-resistant modular fluidic blocks
06/19/2003WO2003050380A1 Multiple seal design for composite risers and tubing for offshore applications
06/17/2003US6579110 Connection assembly for conduits
06/17/2003US6578603 Swivel apparatus
06/12/2003US20030106685 Multiple seal design for composite risers and tubing for offshore applications
06/11/2003EP1317639A1 Plug-in hose connector device
06/04/2003EP1315931A1 Flange connection for double-jacket high-pressure pipes
05/2003
05/30/2003WO2003044418A1 Coupling assembly for multi-duct conduits, in particular for transmission lines
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