Patents for F16L 9 - Rigid pipes (18,006) |
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09/29/1999 | CN1229892A Method of producing aluminium alloy tube |
09/28/1999 | US5958602 Comprising two pipe bodies of different diameters overlapped and one of the surfaces plated with copper to provide brazing layer; for automotive vehicles or machines and apparatus as oil or gas feed pipe or fuel injection pipe for diesel engine |
09/28/1999 | US5958532 Fuel pipe comprising inner fluorocarbon layer having evaporative emission resistance and outer layer of thermosetting or thermoplastic elastomer chemically bonded to fluorocarbon layer; chemical resistance |
09/28/1999 | US5958315 Automobile wiring harnesses |
09/23/1999 | DE19826950C1 Protective tube for a supply line especially a plastic or plastic-coated media transport pipe such as a water or heating pipe |
09/22/1999 | EP0767881B1 Fluid circulation pipe |
09/16/1999 | WO1999046529A1 Detectable synthetic conduit and connecting means thereof |
09/16/1999 | DE19810856A1 Internally lined, large-diameter plastic tubing with spiral windings of rectangular cross section |
09/16/1999 | CA2321880A1 Detectable synthetic conduit and connecting means thereof |
09/15/1999 | EP0941428A2 Component kit for a chain link adaptable to different uses |
09/15/1999 | CN2338577Y Metallic composite pipe fittings |
09/15/1999 | CN2338576Y Metallic composite tube or pipe |
09/15/1999 | CN2338575Y Means for quick connecting pipeline |
09/14/1999 | US5951812 Joining member and method of joining two conductive pieces of fiberglass reinforced plastic pipe |
09/10/1999 | WO1999045304A1 Conduit with at least one end forming a connecting section, and corresponding connection |
09/09/1999 | DE19909436A1 New method for production of steel pipe with three layers |
09/09/1999 | DE19808278A1 Component draining electrical charge, in liquid storage and transport |
09/08/1999 | EP0940621A1 Sealed, sound damping pipe for gaseous fluid transport,and method for manufacturing the same |
09/08/1999 | CN2337384Y Ceramic lining composite cast tube |
09/02/1999 | WO1999043952A1 Component with a bore |
09/02/1999 | DE19808610A1 Bauteil mit einer axialen Durchgangsbohrung Component with an axial through-bore |
09/01/1999 | EP0939262A2 Composite hose |
09/01/1999 | EP0939261A1 Laminar-flow flexible metal hose and method for manufacturing the same |
09/01/1999 | CN2336174Y Bridge type water filter tube with screw mouthpiece |
08/31/1999 | US5944999 Purifying a fluid |
08/25/1999 | EP0937933A1 Flexible pipe for great depths |
08/24/1999 | US5941286 Composite fuel and vapor barrier tube and process for making same |
08/19/1999 | WO1999041538A1 Multi-layer tubing having at least one intermediate layer formed from a polyamide alloy |
08/19/1999 | WO1999041073A1 Multi-layer tubing having at least one intermediate layer formed from a polyamide/polyketone alloy |
08/18/1999 | EP0936389A1 Pipe for conveying a gaseous medium, particularly for use in motor vehicles and method of fabrication |
08/18/1999 | EP0935725A1 Pipe coupling |
08/18/1999 | EP0935723A1 Corrosion- and fire-resistant pipe system |
08/18/1999 | CN2333859Y Combined wear-resisting alloy pipe |
08/18/1999 | CN1226309A Multi-lalyer tubing assembly for fluid and vapor handling system |
08/17/1999 | CA2132478C Concrete column forming tube having a smooth inside coated surface and method of making same |
08/17/1999 | CA2114484C Multilayer plastic pipe |
08/12/1999 | WO1999040151A1 Pipe, especially a pressure pipe |
08/11/1999 | CN2332864Y Combined flue pipe |
08/11/1999 | CN2332863Y Glass reinforced plastic and high density polytene composite pipe |
08/10/1999 | US5934556 Spray nozzle carrier |
08/10/1999 | US5934336 Ethylene-tetrafluoroethylene inner layer, adhesive comprising polymer alloy, outer polyamide layer; high strength |
08/10/1999 | US5934334 Casing spacers |
08/10/1999 | US5933945 Composite coiled tubing apparatus and methods |
08/10/1999 | CA2185815C Method for making upset ends on metal pipe and resulting product |
08/04/1999 | EP0932793A1 Piece of piping through which waste gas flows of a system of pipes carrying waste gases, and this system of pipes |
08/04/1999 | CN2331816Y Plastic foamed blast pipe |
08/04/1999 | CN2331815Y Industrial plastic water-supply pipe and pipe fitting |
08/04/1999 | CN1044453C Method for producing scaly glass fibre reinforced plastic tube |
08/03/1999 | US5932306 Corrosion-and-chipping-resistant resin coating structure for stainless steel pipes |
08/03/1999 | US5931201 Multi-layer tubing assembly for fluid and vapor handling systems |
07/29/1999 | WO1999037947A1 Multipurpose group, and industrial robot equipped therewith |
07/29/1999 | WO1999037945A1 Multiple pipe comprising an envelope |
07/29/1999 | CA2319270A1 Multipurpose group, and industrial robot equipped therewith |
07/28/1999 | EP0931761A1 Method and device for connecting fluid-containers by a system of pipes with backup pipes |
07/28/1999 | EP0930931A1 Modular filtration system |
07/27/1999 | US5927346 Concrete pipes and methods for the manufacture thereof |
07/23/1999 | CA2227805A1 Method and apparatus for joining helically wound pipes |
07/21/1999 | EP0929767A1 Flexible conduit |
07/21/1999 | EP0811041B1 Method of dyeing polyester and polyester-containing textile materials |
07/21/1999 | CN2329827Y Corrugated tube with internal mosaic plastic tube |
07/20/1999 | US5924457 Pipe and method for producing the same |
07/15/1999 | WO1999035430A1 High resistance polypropylene tube |
07/15/1999 | DE19800508A1 Concrete pipe with basket-form steel reinforcement, for water drainage systems |
07/14/1999 | EP0928920A1 Oil well pipe |
07/14/1999 | EP0664864B1 Corrugated multilayer tubing having fluoroplastic layers |
07/14/1999 | CN2328844Y Wear resistance corrosion resistance pipe |
07/14/1999 | CN2328843Y Foamed inner screw low noise pipe |
07/14/1999 | CN1044099C Manufacture of internally enhanced welded tubing |
07/13/1999 | US5922089 Method of dyeing polyester and polyester-containing textile materials |
07/13/1999 | US5921285 Composite spoolable tube |
07/08/1999 | WO1999034141A1 Double-walled pipeline with pretensioned inner pipe |
07/07/1999 | EP0927318A1 Connector system for use in ultra-high vacuum systems |
07/07/1999 | CN2327860Y Steel-plastic composite pipe |
07/07/1999 | CN2327859Y Oil transferring pipeline with cold wall to depressurize |
07/07/1999 | CN1221862A Aluminium sandwiched or copper sandiwiched polyethylene composite tube forming appts. |
07/07/1999 | CN1221861A Colour composite tube |
07/06/1999 | US5918644 Air duct and method of making same |
06/30/1999 | EP0926413A2 Fluid transporting pipes and methods of making them |
06/30/1999 | EP0925913A1 Thermoplastic laminate comprising a linear alternating polymer of carbon monoxide and ethylenically unsaturated compounds |
06/30/1999 | CN2326810Y Combined thermal contraction sleeve |
06/30/1999 | CN2326809Y Multifunction inorganic glass-fiber reinforced plastic windpipe |
06/30/1999 | CN1221086A Structure and making method for compound reinforced tube waved by super high molecular weight polythene |
06/29/1999 | US5916945 Antistatic and adherent compositions based on polyamide |
06/29/1999 | US5915412 Cover assembly for covering undersink piping |
06/24/1999 | WO1999031424A1 Composite pipe made of metal-plastic for hydro-thermo-sanitary plants and method for the production thereof |
06/24/1999 | WO1999031423A1 Metal pipe with cuff for forming pipe joint |
06/24/1999 | DE19755925A1 Profile pipe |
06/24/1999 | CA2315333A1 Metal pipe with cuff for forming pipe joint |
06/23/1999 | EP0924063A1 Thermoplastic laminate comprising a linear alternating polymer of carbon monoxide and ethylenically unsaturated compounds |
06/23/1999 | EP0814917A4 Fluoropolymer composite tube and method of preparation |
06/23/1999 | CN2325622Y Liquid supply pipe products made of glass fibre reinforced plastic |
06/23/1999 | CN2325612Y Spiral web reinforcing pipe |
06/22/1999 | US5914163 Reduced crush initiation force composite tube |
06/22/1999 | US5914041 Reverse osmosis unit having purified liquid collection cavity and membrane placed deep within a vertical channel filled with unpurified liquid which provides pressure to cause permeate to flow through membrane into cavity |
06/22/1999 | US5913337 Spoolable composite tubular member with energy conductors |
06/18/1999 | CA2256226A1 Multilayer polymer structure |
06/16/1999 | CN2324361Y Special scale-resistant compound tube |
06/16/1999 | CN2324360Y Insulation vacuum tube |
06/16/1999 | CN1220024A Multi-layer reinforced and stabilized cable construction |
06/16/1999 | CN1220001A Pressure tube of plastic material |