| Patents for F17D 1 - Pipe-line systems (8,074) |
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| 05/04/1999 | US5900214 Device for delivering any one of a plurality of gases to an apparatus |
| 04/27/1999 | US5896896 Method of transporting a fluid in a pipeline having a porous structure |
| 04/27/1999 | CA2085440C Flow system disconnect and method |
| 04/22/1999 | WO1999019260A1 Method and apparatus for reduction of flow resistance in pipes and ducts |
| 04/21/1999 | EP0909610A2 Liquid dispensing apparatus and method |
| 04/06/1999 | CA2157854C Pressure reduction system testing |
| 03/31/1999 | EP0905350A1 Process for conveying hydrates dispersed in production effluents |
| 03/31/1999 | CN1212346A Eddy-current prevention water-deliverying rectifying device |
| 03/31/1999 | CN1212345A Eddy-current prevention water-deliverying rectifying device |
| 03/31/1999 | CN1212344A Eddy-current prevention water-deliverying rectifying device |
| 03/31/1999 | CN1212343A Valve type programmed control, integral control, emergency automatic system for pipeline coupling |
| 03/18/1999 | WO1999013197A1 Method and compound for inhibiting the plugging of conduits by gas hydrates |
| 03/18/1999 | WO1998059205A3 Improved process for liquefaction of natural gas |
| 03/18/1999 | WO1998059195A3 Systems for vehicular, land-based distribution of liquefied natural gas |
| 03/11/1999 | WO1999011960A1 Corrosion- and fire-resistant pipe system |
| 03/11/1999 | WO1998059164A3 Lng fuel storage and delivery systems for natural gas powered vehicles |
| 03/10/1999 | CN1042416C Scrapable selective manual connection apparatus |
| 03/09/1999 | US5879632 Apportioning system |
| 03/09/1999 | US5879602 Apparatus and method for impregnating fibrous strands with plastic material |
| 03/09/1999 | US5879561 Adding quaternary ammonium or phosphonium hydrate formation inhibitor to mixture of hydrocarbons and water flowing through conduit |
| 03/02/1999 | US5877361 Materials handling |
| 02/24/1999 | EP0898112A1 Pipeline system for the controlled distribution of a fluid and method for the operation of such a system |
| 02/24/1999 | CN2308793Y Gasifying feeding device of light hydrocarbon synthetic cylinder group |
| 02/24/1999 | CN1208831A System and operation method for controlling fluid medium distributing pipe-line |
| 02/10/1999 | EP0896177A1 Fluid control device |
| 02/10/1999 | EP0896123A1 Process to slow down the growth and/or the agglomeration and possibly delaying the formation of hydrates in a production effluent |
| 02/09/1999 | US5869570 Contacting alpha olefin monomers in liquid phase with catalyst particles, hydrocarbon solvent and viscosity reducing agent of hydrophobic dispersant |
| 02/05/1999 | CA2244565A1 Fluid control device |
| 02/03/1999 | EP0895020A1 Device for introducing air into a hydropneumatic reservoir |
| 02/03/1999 | EP0895012A1 Pipe provided with a plurality of longitudinal channels |
| 02/03/1999 | EP0894218A1 Method for controlling the viscosity of a fluid in a defined volume |
| 02/03/1999 | EP0809619B1 Method for inhibiting hydrate formation |
| 02/03/1999 | CN2306385Y Eddy-prevention water delivering rectifier |
| 02/03/1999 | CN2306384Y Eddy-prevention water delivering rectifier |
| 01/27/1999 | EP0892678A1 Apportioning system |
| 01/26/1999 | US5863023 Valved coupling for ultra high purtiy gas distribution system |
| 01/13/1999 | EP0774096A4 A method for inhibiting hydrate formation |
| 01/13/1999 | CN2303994Y Light oil gas regulator |
| 01/07/1999 | EP0888390A1 Process for forming polyalphaolefin drag reducing agents and composition containing same |
| 01/06/1999 | CN1204019A Carrier gas evaporation pentane pipeline gas conveyer |
| 12/30/1998 | WO1998059207A1 Improved cascade refrigeration process for liquefaction of natural gas |
| 12/30/1998 | WO1998059206A1 Improved multi-component refrigeration process for liquefaction of natural gas |
| 12/30/1998 | WO1998059205A2 Improved process for liquefaction of natural gas |
| 12/30/1998 | WO1998059195A2 Systems for vehicular, land-based distribution of liquefied natural gas |
| 12/30/1998 | WO1998059164A2 Lng fuel storage and delivery systems for natural gas powered vehicles |
| 12/30/1998 | WO1998059085A1 Improved system for processing, storing, and transporting liquefied natural gas |
| 12/30/1998 | WO1998059084A1 Pipeline distribution network systems for transportation of liquefied natural gas |
| 12/30/1998 | WO1998058826A1 Windshield de-icing |
| 12/30/1998 | WO1998058758A1 Ultra-high strength cryogenic weldments |
| 12/30/1998 | EP0887721A1 Monitor for fluid dispensing system |
| 12/30/1998 | EP0853651A4 Cleaning compositions for oil and gas wells, lines, casings, formations and equipment and methods of use |
| 12/30/1998 | EP0812307B1 Method for inhibiting hydrate formation |
| 12/30/1998 | CN2302391Y Raw oil heating stove |
| 12/30/1998 | CN1203335A Method for transporting molten sulphur and its correlative transporting equipment |
| 12/30/1998 | CN1203334A Double gas chamber pressure balance type gas container and its regulating system |
| 12/30/1998 | CA2626431A1 Windshield de-icing |
| 12/30/1998 | CA2293774A1 Lng fuel storage and delivery systems for natural gas powered vehicles |
| 12/30/1998 | CA2292736A1 Pipeline distribution network systems for transportation of liquefied natural gas |
| 12/30/1998 | CA2292709A1 Systems for vehicular, land-based distribution of liquefied natural gas |
| 12/23/1998 | EP0885841A1 System and method for collecting and refining SF6 gas |
| 12/23/1998 | EP0885259A1 Improved slurry drag reducer |
| 12/23/1998 | CN1202922A Cleaning compositions for oil and gas well, lines, casings, formations and equipment and its methods of use |
| 12/17/1998 | WO1998057046A1 Low-output gas decompression turbine |
| 12/09/1998 | EP0882739A2 High molecular weight polymer and producing method the same and drag reducer |
| 12/09/1998 | CN1041058C Stable emlsion of viscous crude hydrocarbon in aqueous buffer and preparation method |
| 11/26/1998 | WO1998053031A1 Pipeline transmission method |
| 11/18/1998 | CN1199153A Multiple-passage pipeline conveyance system |
| 11/11/1998 | EP0877197A2 Method for transportation of molten sulfur and transport system therefor |
| 11/11/1998 | EP0877170A1 Couplings for fluid controllers |
| 11/10/1998 | CA2236902A1 Process for the transport of molten sulphur and transport apparatus therefor |
| 11/10/1998 | CA2132895C Method of eliminating severe slug in multi-phase flow subsea lines |
| 11/08/1998 | CA2236984A1 Couplings for fluid controllers |
| 11/03/1998 | US5829251 Hydraulic control circuit for working components, in particular in earth-moving machines |
| 10/21/1998 | EP0872685A2 Method and apparatus to secure a gas operated device, especially a gas heating system |
| 10/14/1998 | EP0870115A1 Method for transporting gas under pressure in the presence of a liquid film |
| 10/07/1998 | CN1195085A Oil pressure loop structure |
| 10/06/1998 | US5816280 Process for transporting a fluid such as a dry gas likely to form hydrates |
| 10/01/1998 | WO1998043141A1 Underground pressure regulating module |
| 10/01/1998 | WO1998043140A1 Pressure regulating system |
| 09/30/1998 | CN1194346A Automatic gasifying pipeline gas supply device for light hydrocarbon fuel |
| 09/22/1998 | US5810032 Method and apparatus for controlling the distribution of two-phase fluids flowing through impacting pipe tees |
| 09/22/1998 | US5810031 Ultra high purity gas distribution component with integral valved coupling and methods for its use |
| 09/15/1998 | US5808559 Monitor for fluid dispensing system |
| 09/10/1998 | DE19708331A1 Method for optimising equi-partition of solid phase in pipe distributors for solids transported in gases |
| 09/09/1998 | EP0863362A1 Method for supplying a gas from a unique source to a number of consumers at different pressures |
| 09/09/1998 | CN1192518A Process for moving heavy crude oils with water having high content of salts |
| 09/07/1998 | CA2412177A1 Method of transporting oil and gas using casing made from steel alloy resistant to hydrogen-induced cracking and sulphide-stress cracking |
| 09/04/1998 | CA2232103A1 Feed process for a multi-pressure gas consumption unit |
| 08/26/1998 | EP0860640A1 Valved coupling for ultra high purity gas distribution systems |
| 08/18/1998 | US5794659 Zero dead-leg valve structure |
| 08/12/1998 | CN1190385A Method for inhibiting hydrate formation |
| 08/06/1998 | WO1998033846A1 Ester polymer dispersion |
| 08/05/1998 | EP0856666A1 Liquid delivery device, method of controlling such liquid delivery device, and liquid delivery pump |
| 08/05/1998 | EP0656018B1 Solvent-free oil soluble drag reducing polymer suspension |
| 08/04/1998 | US5788149 System for supplying consumers with heat energy, and apparatus therefor |
| 07/29/1998 | EP0855493A1 Process for moving heavy crude oils with water having a high content of salts |
| 07/22/1998 | EP0853651A1 Cleaning compositions for oil and gas wells, lines, casings, formations and equipment and methods of use |
| 07/21/1998 | CA2135931C Drag reducers for flowing hydrocarbons |
| 07/15/1998 | EP0852684A1 Hydropneumatic anti-hammer tank with an air intake and control device, and air intake method |
| 07/15/1998 | CN1039130C Process for preparing concentrated coal dispersions in water, and transporting them through pipelines |