Bizarre Patents
Nicotine Containing Dental Floss
Keep away cavities and cancer at the same time.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7311123 | Flexible tubular pipe A flexible tubular pipe comprising a metal carcass helically coiled about a longitudinal axis of said flexible pipe and the carcass comprises a seamed profiled hollow tube. ... | 12/25/2007 |
| 7234492 | Double-sheath pipe for transporting fluids, provided with a device for limiting propagation of a buckle of the outer tube and method for limiting propagation The invention concerns a double-sheath rigid pipe for transporting hydrocarbons consisting of two respectively inner (2) and outer (3) coaxial tubes separated by an annular gap (5), said pipe being adapted to be wound and comprising a device lim... | 06/26/2007 |
| 6926040 | Thermally insulated pipelines A thermally insulated pipeline assembly comprises an inner pipe surrounded by and spaced from a jacket, which is in turn surrounded by and spaced from an outer casing. The annular space between the inner pipe and the jacket is substantially filled with thermal insul... | 08/09/2005 |
| 6923477 | End-fitting for flexible pipe A fixing end-fitting for a flexible tubular pipe, the pipe comprising an inner sealing sheath, a pressure vault comprising a short-pitch helical winding of a metal forming wire, an intermediate sheath and at least a web of tensile long-pitch wound armour wires and a... | 08/02/2005 |
| 6848464 | Lined pipe annular venting device A fluid vent (26) for venting fluid from the annulus between the inner surface of a rigid conduit (20) and the outer surface of a conduit liner (10). The fluid vent (26) consists of a length of rigid conduit (34) containing a multi... | 02/01/2005 |
| 6840286 | Flexible tubular pipe A flexible tubular pipe comprising at least one metal profile spiralled in a helix about a longitudinal axis of the flexible pipe. The profile consists of a metal strip, each turn of which comprises two separate box sections which are obtained by bending the said st... | 01/11/2005 |
| 6554537 | Pipeline crossing module In combination, a lower pipeline, an upper pipeline which crosses the lower pipeline, and at least one pipeline crossing module for supporting the upper pipeline above the lower pipeline. The pipeline crossing module may comprise a spacing element; a clip... | 04/29/2003 |
| 6513551 | Device having a radial partition, especially for arresting the propagation of a radial buckle in a double-walled pipe intended for great depths A device for arresting the propagation of a buckle appearing on an outer tube of a double-walled rigid pipe intended to transport hydrocarbons and consisting of two coaxial tubes. The double-walled pipe is of the reelable type and intended for very great ... | 02/04/2003 |
| 6472614 | Dynamic umbilicals with internal steel rods In an umbilical, one or more steel rods, which provide strength and ballast, are wound helically within the umbilical along with the steel tubes and/or elongated active umbilical elements. These steel rods replace some or all of the thermoplastic filler e... | 10/29/2002 |
| 6454897 | Method for manufacturing a flexible duct It is of the type comprising, from the inside to the outside, a flexible metal tube 2 having a helical winding of turns, an internal sealing sheath 3 arranged around the said flexible metal tube, at least one armouring ply 5 wound around the said internal... | 09/24/2002 |
| 6450385 | Clamping ring in particular for oil duct The invention concerns an annular clamping ring in particular for laying oil ducts including a rigid annular base (2) supporting with support apparatus a coaxial ring-shaped assembly of vertical jaws (4) mobile in the diametral planes; said apparatus incl... | 09/17/2002 |
| 6415825 | Flexible conduit with high inertia hoop The invention concerns a flexible tubular pipe comprising, from inside outwards, a web (1) made of interlocked steel strips, an inner impervious sheath (2) in polymer material, a short-stepped helical winding of interlocked forming wire (3) arranged above... | 07/09/2002 |
| 6401760 | Subsea flexible pipe of long length and modular structure This one-piece subsea flexible multilayer tubular pipe comprises a carcass (1) made of interlocked metal strip, an inner sealing sheath (2) made of a polymer material, a winding of an interlocked metal element (3) wound in a helix with a short pitch, at l... | 06/11/2002 |
| 6388439 | Method and device for measuring in situ the gap between two given elements in a tubular pipe Method for measuring the gap separating a vault of at least one end fitting and a given element of one end of a thermal part of a pipe, comprising; moving an autonomous measuring detector inside the said pipe, carrying out at least one series of measureme... | 05/14/2002 |
| 6382681 | Device for crimping or coupling end elements of a flexible flowline A device for crimping or coupling end elements of a flexible pipe. The pipe includes a metal carcass of a helically wound wire wherein the winding provides gaps between adjacent windings. A sealing sheath outward of the carcass. The device comprises a cyl... | 05/07/2002 |
| 6371694 | Vessel for laying rigid pipes at great depth A vessel for laying rigid tubular pipes has two vertically upright wheels for storing tubular pipe which is wound with plastic deformation. An inclinable laying davit is arranged approximately above a moon pool. An arched chute deflects the pipe at the to... | 04/16/2002 |
| 6364022 | Hybrid riser for deep water Hybrid pipe for deep water, comprising a metallic rigid central part having an upper end of which is connected to an upper portion of flexible pipe of predetermined length and having a lower end of which is connected to a lower portion of flexible pipe of... | 04/02/2002 |
| 6354333 | Resistant flexible pipe comprising sealing sleeve with limited creep A tubular flexible pipe which from the inside outward includes an inner sealing sheath of polymer, a cylindrical pressure vault comprised of a helical wire winding with gaps between the windings, perhaps a wound tensile armoring layer and a scaling outer ... | 03/12/2002 |
| 6352115 | Device for fitting an oil pipe stiffening sleeve on a support structure A device for fitting a stiffening sleeve which is located at the end of an oil pipe onto a bearing structure. The device comprises an internal hollow tube fixed on the bearing structure, the tube having an internal diameter slightly greater than the diame... | 03/05/2002 |
| 6283160 | Flexible pipe with windings of insulating strip and spiralling machine intended for manufacturing it A lagged flexible tubular pipe for conveying fluids, produced by helically winding at least one strip made of thermal insulation around a flexible central core at a uniform pitch and with a gap. Jointly winding gap-free an intermediate extruded section in... | 09/04/2001 |
| 6260791 | Foldable and stackable device for winding flexible tubular pipes A device for spooling flexible tubular pipe comprising at least one spooling wheel comprising a hub and spokes extending from the hub in a radial plane, wherein the spokes are articulated to the hub so that they can be folded towards the axis of the hub. ... | 07/17/2001 |
| 6227250 | Lagged pipe for transporting fluids It is of the type having a thermal insulation structure placed around a central core (1) of longitudinal axis and it is characterized in that the thermal insulaton structure comprises at least one layer (3) consisting of separate solid strips (4), each st... | 05/08/2001 |
| 6192941 | Flexible tubular pipe comprising an interlocked armouring web A flexible tubular hose, in particular for transporting fluids under pressure, comprising pressure-resistant armoring constituted by winding at least one pair of interlockable metal section wires, one of which has a T-section and the other of which has a ... | 02/27/2001 |
| 6165586 | Flat strip, in particular for the reinforcing ducts, method for making same, and ducts reinforced therewith A flat strip (1) including at least one layer (2) of longitudinal filamentary rovings (3), and means for assembling said filamentary rovings. The assembly means comprise a bonding material (5) and retaining means (4) surrounding and clamping said layer (2... | 12/26/2000 |
| 6154953 | Multi-tool system that can be used for connecting pipes It is of the type comprising a multi-tool system for inspecting, cleaning and replacing members in an oil installation and is one which comprises a support (8) on which there are mounted means (9, 10, 17) capable of laterally shifting at least two devices... | 12/05/2000 |
| 6148921 | Oil extracting installation incorporating manifold support mounting plates, and plate The invention features an offshore oil installation (1) comprising two mounting plates (6, 8) resting on the ocean bed, each mounting plate (6, 8) supporting a manifold (10; 10') connected at two ends with two respective terminal joining pieces of flexibl... | 11/21/2000 |
| 6145546 | Flexible flowline for conveying fluids Flexible pipe for transporting fluids, comprising, from the inside outwards, a flexible metal carcass with a helical winding of non-contiguous turns, a compressible rod fitted into the gap between the consecutive turns of the helical winding, the compress... | 11/14/2000 |
| 6123114 | Flexible pipe for riser in off-shore oil production It is of the unbonded type and comprises, from the inside outwards, an internal leakproof assembly comprising a pressure vault, a first inner group of tensile armor (5), a second outer group of tensile armor (7) and an external sealing sheath (8), the ten... | 09/26/2000 |
| 6102077 | Multiple-tube flexible pipe having high compressive strength A multiple-tube flexible pipe (1) including a central flexible member (2) having high tensile and compressive strength, a casing (8) and a plurality of circumferentially arranged tubes (3) wound around the central flexible member to form at least one ply ... | 08/15/2000 |
| 6067829 | Wire-spiralling machine A wire-spiralling machine continuously produces a tubular structure comprising a spiral winding, particularly a pressure-armor layer, from two noninterlocking wires of large cross section delivered from two reels of wire and two locking wires delivered fr... | 05/30/2000 |
| 6053213 | Flexible pipe for great depths It is of the type comprising a corrugated and sealed internal metal tube (1), a pressure vault (2) wound at a short pitch and having an internal surface which faces the corrugations of the corrugated internal tube, an intermediate sheath, at least two gro... | 04/25/2000 |
| 6019137 | Flexible pipe The invention relates to a flexible pipe including a hose for carrying hydrocarbons and a connection endpiece at the end of the hose. The hose has an inner carcass, a sacrificial sublayer, and a sealing barrier. The endpiece has a tubular body in which th... | 02/01/2000 |
| 6009907 | Flexible stiffener Stiffener designed for fitting to a piping consisting of a flexible conduit for use in a marine environment, carying a hot fluid, the said stiffener comprising a flexible casing located at least partially over the said flexible conduit, having structure (... | 01/04/2000 |
| 6006788 | Flexible pipe with internal gasproof undulating metal tube The invention concerns a flexible conduit comprising an internal gasproof undulating metal tube (1), the wall of which has helical undulations (8), the external surface of said internal tube having at least concave (10) and convex (11) rounded parts corre... | 12/28/1999 |
| 5975803 | System and method for connecting together two assemblies which can move one with respect to the other, especially in underwater installations System and method for joining together two assemblies which can move one with respect to the other, especially in underwater installations, comprising a remote-operated vehicle (17) comprising propulsion means (21) and at least one equipment item (19, 20)... | 11/02/1999 |
| 5934335 | Flexible tubular pipe with an internal impervious polymeric sheath It is of the type comprising at least, from the interior towards the exterior, an internal non-impervious metal carcass (1), the exterior surface of which has interstices (9), an internal impervious polymeric sheath (2), a set of layers of reinforcement w... | 08/10/1999 |
| 5645109 | Flexible tubular pipe comprising an interlocked armoring web and process for producing it A flexible tubular pipe incorporating, from the inside outward, an inner sealing sleeve or tube, and an armoring comprising a plurality of armoring webs. The armoring includes a first armoring web on which the inner sealing sleeve or tube rests. The first... | 07/08/1997 |
| 5514312 | Process for manufacturing a flexible tubular conduit having a jacket made of crosslinked polyethylene The present invention relates to a flexible tubular conduit with a jacket or tube made of crosslinked polyethylene, specially crosslinked polyethylene, and a method for manufacturing the conduit. A jacket or tube is made from polyethylene crosslinked by h... | 05/07/1996 |
| 5421674 | Flexible tubular handling conduit, device and process using such a conduit A device for laying flexible tubular conduits from a floating support is provided. The flexible tubular conduit has insulating sheaths and reinforcements where the conduit includes a recoverable flexible tubular handling conduit connected to the flexible ... | 06/06/1995 |
| 5380129 | Method for laying tubular conduits A method for laying a pipeline formed of joined rigid and flexible tubular conduits on an underwater surface, particularly an ocean bed, by using a floating support. The method includes the steps of: loading onto the floating support a length of flexible ... | 01/10/1995 |
