| Patents for F16L 58 - Protection of pipes or pipe fittings against corrosion or incrustation (5,790) |
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| 06/02/2004 | EP1423254A1 Process and apparatus for continuously applying an external coating to a pipe |
| 05/26/2004 | CN1499122A Corrosion-control method of carbon steel tube |
| 05/18/2004 | US6736430 Method of sealing a joint between two pipes |
| 05/12/2004 | CN1149259C Articles of fluoropolymer resin |
| 05/11/2004 | US6734365 Protective sheath |
| 04/28/2004 | EP1056968A4 Threaded connection for internally clad pipe |
| 04/28/2004 | CN1492013A Anti-corrosion paint particularly for pipeline inner wall |
| 04/28/2004 | CN1492012A Anti-corrosion paint particularly for pipeline outer wall |
| 04/22/2004 | WO2004033951A1 Threaded pipe with surface treatment |
| 04/15/2004 | WO2004031438A1 Internally coated hollow body, coating method and device |
| 04/15/2004 | US20040072485 Buoyancy control systems for tubes |
| 04/15/2004 | DE10004273B4 Verfahren zum Schützen von Leitungsrohren für den Transport von Erdgasen vor Innenkorrosion A method of protecting pipes for transporting natural gases against internal corrosion |
| 04/08/2004 | WO2004001178A3 Method and apparatus for downhole pipe or casing repair |
| 04/08/2004 | WO2003012168B1 Tube, method of coating and use of same |
| 04/07/2004 | CN1488051A Threaded joint for steel pipe with excellent seizure and corrosion resistances |
| 04/07/2004 | CN1144857C Anti CO2 water injecting slow corrosion inhibitor for oil field |
| 04/07/2004 | CN1144856C Anti CO2 corrosion corrosion inhibitor for oil field |
| 03/31/2004 | EP1401936A1 Polyolefin coated steel pipes |
| 03/31/2004 | CN1143905C Aluminothermal reaction for preparing liner material of compsite cermamic-steel pipe |
| 03/24/2004 | EP1047900B1 Method of protecting articles |
| 03/18/2004 | WO2004023026A1 A flexible, kink resistant, fluid transfer hose construction |
| 03/18/2004 | WO2004022817A1 Method for preventing elution of lead and/or nickel from copper alloy piping material such as valve or pipe joint and copper alloy piping material, and fluid for use in cleaning piping material |
| 03/18/2004 | US20040050775 Fluid flow; microbiocides; oxygenation; water pollution control |
| 03/16/2004 | US6706350 Corrosion-resistant pipe and method for the preparation thereof |
| 03/04/2004 | DE10235948A1 Durchströmter Hohlkörper Flow-through hollow body |
| 03/02/2004 | US6699539 To provide a fuel tank having a high durability and reliability against the corrosion at the insertion portion of the fuel filler pipe |
| 02/26/2004 | US20040036287 Seal for pipelines threaded joints and its use |
| 02/26/2004 | US20040036202 Lining ducts |
| 02/26/2004 | DE4490865B4 Verwendung von Aluminiumrohren, Verfahren zum Verbinden dieser Rohre sowie Verbindungsmuffe Use of aluminum tubes, method of connecting these pipes and connecting sleeve |
| 02/26/2004 | CA2438147A1 Seal for pipelines threaded joints and its use |
| 02/12/2004 | DE10232142A1 Verfahren zur Herstellung von textilbewehrten Betonumhüllungen Process for the preparation of textile-reinforced concrete casings |
| 02/10/2004 | US6689440 Metal tubing coated with multiple layers of polymeric materials |
| 02/10/2004 | US6688338 Exterior surface adapted with epoxy bonded multi-ply fabric; constructed on an existing section of, steel, iron, fiberglass, composite, metal alloys or concrete; chemical, corrosion, and wear resistance |
| 02/04/2004 | CN1137180C Curable polymeric composition and use in protecting substrate |
| 02/03/2004 | US6686058 Zinc or zinc-nickel plating with phosphoric acid and trivalent chromium protective layer; prevents brittleness caused by thermal degradation; noncracking; anticorrosivity |
| 02/03/2004 | CA2311049C Method for cleaning and renovating pipelines |
| 01/28/2004 | CN1470797A Pipe lining construction method |
| 01/22/2004 | WO2004007161A1 Method for the production of textile-reinforced concrete claddings |
| 01/21/2004 | EP1382718A1 Surface treated steel product, method for production thereof and chemical conversion treatment solution |
| 01/20/2004 | US6679526 Threaded joint for an oil well pipe |
| 01/14/2004 | EP1125082B1 Tubing for lining pipes and method for producing the same |
| 01/14/2004 | CN2599365Y Polyure anti-corrosion insulating pipe fitting |
| 01/08/2004 | US20040003773 Apparatus for producing coating layer onto primary lining |
| 01/07/2004 | EP1378698A1 Threaded joint for steel pipe |
| 01/07/2004 | EP1377772A1 Replaceable corrosion seal for threaded connections |
| 01/07/2004 | EP0948561B1 Polypropylene compositions with a high content of heavy mineral fillers suited for coating metal pipes |
| 01/07/2004 | CN1465878A Transfusion pipe with resistance-reducing water-repelling inner coating |
| 12/31/2003 | WO2004001178A2 Method and apparatus for downhole pipe or casing repair |
| 12/31/2003 | WO2003061453A3 Device and method for the identification of analytes in bodily fluids |
| 12/31/2003 | CN2596153Y Thermosetting inner expanding adhesive glass fibre reinforced plastic anti-corrosion oil pipe |
| 12/24/2003 | WO2003106882A1 Inhibitor dispensing pipeline pig |
| 12/24/2003 | WO2003106881A1 Guiding means for installation of formed-in-situ conduit repairs |
| 12/24/2003 | CN2594590Y Corrosionproof pipeline with plastic lining |
| 12/17/2003 | CN2593018Y Ceramic-lined three-way connection |
| 12/17/2003 | CN2593006Y Delaminating-proof stainless-steel-lined pipe |
| 12/17/2003 | CN1131340C Method for preventing contamination by lead from metallic piping devices |
| 12/16/2003 | US6663453 Buoyancy control systems for tubes |
| 12/11/2003 | WO2003102268A1 A protecting device for metal structures |
| 12/10/2003 | EP1169596B1 Tube clamp insert |
| 12/10/2003 | CN2591386Y Double-insulation pipe stabilizer |
| 12/10/2003 | CN2591374Y Corrosion resistant insulation pipe joint |
| 12/09/2003 | US6659509 Threaded joint for steel pipes |
| 12/04/2003 | US20030224352 Comprises lymphadenopathy viral sequences for diagnosis of aquired immuno-depressive syndromes |
| 12/03/2003 | EP1159561B1 Method of sealing a joint between two pipes |
| 11/27/2003 | US20030218103 Pipeline support |
| 11/26/2003 | EP1365183A1 Threaded joint for steel pipe with excellent seizure and corrosion resistances |
| 11/26/2003 | CN2588165Y Corrosion-resistant elbow pipe for pipeline engineering |
| 11/20/2003 | WO2003095887A1 Method for the field insulation of connecting joints for fluid transport pipelines |
| 11/20/2003 | US20030214133 Crimped gas riser with jacket assembly |
| 11/13/2003 | WO2003093714A2 Coupling assembly and method |
| 11/12/2003 | EP1361388A1 Composite tube for lining a pipe |
| 11/12/2003 | CN2586042Y Enamel tube fitting inside metallic body |
| 11/11/2003 | US6645590 Articles such as tubing and wire insulation made from fluoropolymer having functional groups exhibit improved mechanical properties and chemical resistant polymers |
| 11/05/2003 | EP1062456B1 A sheath |
| 11/05/2003 | EP1012125B1 Cementitious compositions and their use in corrosion protection |
| 11/05/2003 | CN1126828C Method for producing anticorrosive and antiwear composite steel pipe with devitrified glass lining |
| 10/29/2003 | EP1356225A2 Method for inhibiting corrosion under insulation on the exterior of a structure |
| 10/22/2003 | CN2581780Y Composite fire-control water pipe |
| 10/16/2003 | US20030192613 Applied powdered aluminum and iron oxide are ignited to react and form aluminum oxide and iron; self-propagation, melting; rotation about longitudinal axis causes the heavier iron to be displaced radially outwardly |
| 10/15/2003 | CN2580276Y Supersonijc scale-proof device |
| 10/15/2003 | CN1448419A Polystyrene resin for special-shaped metal liner tube |
| 10/14/2003 | US6632876 Internal wall of high curvature; solid charge comprising sand; binder which sets chemically by reaction with the liquid; liquid being a solution of an alkali metal silicate; plasticizing adjuvants |
| 10/09/2003 | US20030190433 Process for obtaining an insulating coating having a reduced K coefficient under high hydrostatic pressure; a method of applying such coating to a tube and the tube obtained thereby |
| 10/08/2003 | CN2578644Y Metal corrugated pipes |
| 10/01/2003 | CN1122772C Process for preparing anticorrosion coating on pipeline |
| 09/25/2003 | WO2003078881A1 A method of inner anti-corrosion protection for the welded joint zone of pipes, and appliance used for this method |
| 09/25/2003 | US20030181826 Hydrophobic/hydrophilic sample collection tip |
| 09/18/2003 | US20030175820 Flow immunoassay assembly with multiple flow channels |
| 09/17/2003 | CN1121607C Flow tube with lining and its making method |
| 09/16/2003 | US6620471 Composite carbon fibre based armour for flexible pipe |
| 09/12/2003 | WO2003074917A1 Pipe system and method for its manufacture |
| 09/12/2003 | CA2477308A1 Pipe system and method for its manufacture |
| 09/11/2003 | US20030171697 Tester for automated identification of analytes in bodily fluids |
| 09/11/2003 | US20030170882 Method of manufacturing a self-sealing chamber |
| 09/11/2003 | US20030170145 For selectively distributing and dispensing fluids using a rotary valve; devices for the identification of analytes in bodily fluids such as for the identification of drugs, alcohol, and other toxic substances in saliva |
| 09/10/2003 | EP1341656A1 Method for inductively heating a substrate and a coating on said substrate |
| 09/09/2003 | US6616191 Pipes, based on polyamide and polyolefin, for gas transmission and/or distribution |
| 09/04/2003 | US20030166264 Drug and alcohol assay assembly |
| 09/04/2003 | US20030166259 Testing bodily fluids, particular saliva; immunoassay tests, clinical analysis |
| 09/03/2003 | EP1340936A2 Resin coating pipe |