Patents for F16L 39 - Joints or fittings for double-walled or multi-channel pipes or pipe assemblies (3,760)
05/1985
05/07/1985US4515399 Symmetrically loaded flexible connector having multiple passageways
04/1985
04/24/1985EP0138603A2 Improvements in or relating to rods and pipes
04/17/1985EP0137557A1 Rotatable pipe coupling for a plurality of incoming and a plurality of outgoing pipes
04/02/1985US4508135 Combined inlet and outlet fitting
02/1985
02/19/1985US4500263 Electrically driven submersible pump system
02/05/1985US4497379 Modular pivotal fluidic joint systems and components thereof
01/1985
01/29/1985US4496173 Threaded coupling
01/15/1985US4493340 Hydraulic coupling
01/02/1985EP0129548A1 Symmetrically loaded flexible connector having multiple passageways.
01/01/1985US4491336 Fluid connection apparatus
01/01/1985US4491297 Three way coupling
12/1984
12/25/1984US4490073 Multiple flowline connector
12/18/1984CA1179597A1 Wellhead connector with check valve
12/11/1984US4487434 Union-type coupling for marine drilling riser pipe
11/1984
11/20/1984US4483365 Interlocking modular valve mounting assembly
11/13/1984US4482172 Dual sealing fluid connector
11/13/1984CA1177862A1 Engine oil passage seal
10/1984
10/23/1984US4478436 Hose connector
10/23/1984CA1176559A1 Large-diameter multi-passage swivel joint for high pressure service
10/16/1984US4477107 Rotating joint with separated bearings and seals
10/09/1984US4475751 Coupler
08/1984
08/28/1984US4468056 Swivel
08/21/1984CA1172938A1 Articulated conduit system for a floating body
08/01/1984EP0114294A2 Connection for water transporting parts
07/1984
07/17/1984US4460156 Wellhead connector with check valve
07/10/1984US4459066 Flexible line system for a floating body
07/05/1984WO1984002565A1 Symmetrically loaded flexible connector having multiple passageways
07/03/1984CA1170199A1 Combined inlet and outlet fitting
06/1984
06/12/1984US4453566 Hydraulic subsea control system with disconnect
06/12/1984CA1168996A1 Multiline piggable fluid swivel
05/1984
05/01/1984US4445332 Hydraulic hose assembly and method
04/1984
04/25/1984EP0106834A2 Device for conveying a fluid under pressure to a rotative part of a machine
04/10/1984US4441522 In an offshore installation
03/1984
03/20/1984US4437688 Riser pipe joint
03/14/1984EP0102527A2 Beverage dispenser
03/06/1984US4434941 Sealing system for the air feed of a rotatable air nozzle system
03/06/1984CA1163188A1 Limited angle piggable swivel
01/1984
01/31/1984US4428564 Metallurgical vessel
12/1983
12/27/1983US4422676 Multi-passage rotor coupling
12/27/1983US4422675 Co-axial tube coupling
12/21/1983EP0096175A1 Weldless joint
12/07/1983EP0095625A1 Hydraulic coupling
12/06/1983US4418923 Engine oil passage seal
09/1983
09/28/1983EP0089459A2 Hydraulic hose assembly
09/20/1983US4405162 Large-diameter multi-passage swivel joint for high pressure service
09/06/1983US4402773 Remote automatic make-up stab-in sealing system
08/1983
08/30/1983CA1152891A1 Universal joint for multiple conduit system
08/24/1983EP0086291A1 Engine oil passage seal
08/17/1983EP0085952A2 Multi-channel pneumatic or hydraulic pipe with multi-line connector
08/16/1983US4398331 Method of connecting pipe pieces via universal joint
08/09/1983CA1151538A1 Universal joint for multiple flowline system
08/03/1983EP0084877A1 Slip joint
08/03/1983EP0084707A2 Metallurgical vessel
07/1983
07/05/1983US4391298 Multiline piggable fluid swivel
06/1983
06/14/1983US4388050 Manifold unit and assembly and fluid end assembly
06/08/1983EP0080591A1 Connecting device for sanitary installations with a flexible conduit and joining pieces on both ends
05/1983
05/31/1983US4385778 Device for compensation of the movement of the pipelines which supply two gaseous agents into an industrial revolving appliance
05/10/1983US4382619 Hydraulic coupling device
05/10/1983US4382618 Hydraulic coupling device
03/1983
03/31/1983WO1983001022A1 Hydraulic control unit
03/29/1983US4378124 Hydraulic coupling device
03/22/1983US4377253 Coupling assembly particularly for centrifuges
02/1983
02/23/1983EP0072372A1 Flange
02/16/1983EP0072326A1 Device for conveying a fluid to a rotating apparatus and/or for evacuating it
02/01/1983CA1140356A1 Stainless steel rotary joint
01/1983
01/26/1983EP0070791A1 Rotary joint with multiple connections
01/19/1983EP0070227A1 Annular hydraulic jack for controlling a machine tool mandrel
01/11/1983US4367888 Plug coupler for several hose connections
01/04/1983CA1138642A1 Apparatus for supplying fluids to converters
12/1982
12/07/1982US4362325 Limited angle piggable swivel
10/1982
10/27/1982EP0063444A1 Electrically driven submersible pump system
10/26/1982CA1134406A1 Rotary seal unit
10/26/1982CA1134265A1 Flowline connector seal
10/12/1982US4353608 System of collectors for conduits in a dwelling
10/06/1982EP0061474A1 Arrangement of pipings
09/1982
09/28/1982CA1132435A1 Hydraulic manifold assembly
08/1982
08/24/1982US4345786 Torch tubing clamping apparatus
08/18/1982EP0057950A1 Articulated conduit system for a floating body
07/1982
07/27/1982CA1128575A1 Pump end swivel for hose
07/06/1982US4337970 Universal joint for multiple conduit system
06/1982
06/23/1982EP0054454A1 Hydraulically driven joint
06/23/1982EP0054264A2 Combined inlet and outlet fitting
06/22/1982CA1126307A1 Hydraulic coupling device
06/22/1982CA1126127A1 Method and apparatus for distributing fluids
05/1982
05/26/1982EP0052248A1 System of module parts for swivel connections, swivel arm with these parts and the use in taphole drilling machines for shaft furnaces
04/1982
04/20/1982US4325540 Apparatus for supplying fluids to a converter
04/15/1982WO1982001205A1 Arrangement of pipings
04/06/1982US4323269 Coaxial coupling system
04/06/1982US4323268 Rotary pipe joint
03/1982
03/23/1982US4320694 Hydraulic manifold assembly
03/16/1982US4319772 Hydraulic coupling device
03/04/1982WO1982000706A1 Earth heat exchange element
03/03/1982EP0046726A1 Geothermal heat-exchanger element
01/1982
01/19/1982US4311327 Universal joint for multiple flowline system
01/12/1982CA1116046A1 Plural valved tube fitting
12/1981
12/22/1981US4306741 Rotatable swivel for one or more conduits
12/22/1981CA1114854A1 Pump hose swivel connection
12/15/1981US4305430 Apparatus for distributing fluids
11/1981
11/24/1981US4302034 Hydraulic coupling device
11/24/1981US4302019 Labyrinthine mechanical seal
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