| Patents for F17D 1 - Pipe-line systems (8,074) |
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| 03/01/2000 | CN1049914C Condensation reducing agent |
| 02/29/2000 | US6029693 Valve driving apparatus |
| 02/24/2000 | WO2000009979A1 Computerized dispenser tester |
| 02/24/2000 | CA2305561A1 Computerized dispenser tester |
| 02/22/2000 | US6028236 Treating a fluid comprising water and a natural gas with a water soluble polymer or copolymer, select by the total number of rotational degrees of freedom per statistical repeat unit |
| 02/22/2000 | US6028233 Preventing the clathrate hydrates forming in conveying pipe by treating the fluid with a water soluble copolymer of n-vinyl amide |
| 02/22/2000 | US6026843 Valve box manifold system and distribution method |
| 02/22/2000 | US6026839 Process for the transport of molten sulphur and transport apparatus therefor |
| 02/15/2000 | US6023942 Process for liquefaction of natural gas |
| 02/15/2000 | CA2031828C Control device of gaseous flow delivered from a pressure gas vessel and gas supply system using same |
| 02/08/2000 | US6021806 Slurry distribution system for a CMP process in semiconductor device fabrication |
| 02/08/2000 | US6021677 Pipeline system for the controlled distribution of a flowing medium and method for operating such a pipeline system |
| 02/03/2000 | WO2000005005A2 System of supply, discharge and distribution lines for notably liquid operating media in rolling stands |
| 02/01/2000 | US6019250 Liquid dispensing apparatus and method |
| 01/27/2000 | DE19833323A1 Arrangement for delivery, return and distributor lines, in particular, of liquid media for roll stands, with pipe line groups of a distributor network combined into modules which can be mounted on the roll stand |
| 01/27/2000 | DE19833192A1 Process for burying highly viscous hydrocarbon products involves heating carrier in heat exchanger, via pump and reactor, with regulator, pipe and nozzles |
| 01/26/2000 | CN1048798C Viscosity-reducing paraffin inhibitor for high water-bearing oil well and gathering line and prepn. process thereof |
| 01/25/2000 | US6016665 Cascade refrigeration process for liquefaction of natural gas |
| 01/18/2000 | US6015779 Catalyst system includes a transition metal catalyst, an alkylaluminoxane co-catalyst, and a halohydrocarbon |
| 01/11/2000 | US6012479 Integrated gas control device |
| 01/11/2000 | US6012478 Gas supply device for semiconductor manufacturing apparatus |
| 01/05/2000 | EP0968461A1 Pressure regulating system |
| 01/04/2000 | CA2197802C A method for inhibiting hydrate formation |
| 12/29/1999 | WO1999067693A1 Freeze valve |
| 12/21/1999 | US6004377 System for collecting and refining SF6 gas and method therefor |
| 12/16/1999 | WO1999064717A1 Utilization of vinyl formamide homopolymers or copolymers for inhibiting gas hydrates |
| 12/15/1999 | CN2353995Y Timed gas-valve |
| 12/09/1999 | WO1999063412A1 Gas supply equipment with pressure type flow rate control device |
| 12/09/1999 | DE19825330A1 Verwendung von Homo- oder Copolymerisaten des Vinylformamid zur Inhibierung von Gashydraten Use of homo- or copolymers of vinylformamide for inhibiting gas hydrates |
| 12/08/1999 | CN2352389Y High pressure and full combustion solvent oil conduit arrangement |
| 12/07/1999 | US5999106 Monitor for fluid dispensing system |
| 12/07/1999 | US5998681 Intermittent vibration |
| 12/02/1999 | WO1999061783A1 Fuel rail damper |
| 12/01/1999 | CN1237236A Corrosion- and fire-resistant pipe system |
| 11/30/1999 | US5993167 Apparatus and method for energy conversion of pressurized fluid |
| 11/25/1999 | WO1999060264A1 Fuel system damper with vacuum bias |
| 11/25/1999 | WO1999060038A1 Methods for forming amorphous ultra-high molecular weight polyalphaolefin drag reducing agents |
| 11/23/1999 | US5988198 Process for pumping bitumen froth through a pipeline |
| 11/16/1999 | US5985940 Antifouling agents and reducing viscosity in quenching for ethylene plants and alkylphenol-formaldehyde polymers |
| 11/16/1999 | US5983915 Method of transporting gas under pressure in the presence of a liquid film |
| 11/11/1999 | WO1999057482A1 Apparatus and method for dispersing agglomerates |
| 11/11/1999 | WO1999057162A1 Polymers and their uses |
| 11/10/1999 | CN1046346C Air conditioning system of hydraulic pneumatic water-tank |
| 11/09/1999 | US5979487 Manual selective connection installation which can be cleaned by scraping |
| 11/03/1999 | CN2347041Y Washing machine discharge conduit able to uper and lower discharge water |
| 11/02/1999 | US5975122 Replaceable flow-control assembly for use in a fluid flow line |
| 10/27/1999 | CN2345836Y High-efficient energy-saving internal-circulating generator |
| 10/27/1999 | CN1233271A Nonaqueous drag reducing suspensions |
| 10/20/1999 | CN2344643Y Peroxidation-resisting explosion-proofing multiple interlocking valve control device for gas-making system |
| 10/19/1999 | US5967489 Fluid control apparatus |
| 10/13/1999 | CN2343456Y Magnetizing electric heater for crude oil gathering and transportation pipeline |
| 10/12/1999 | US5966501 Method for controlling the viscosity of a fluid in a defined volume |
| 09/29/1999 | EP0850209A4 Method for inhibiting hydrate formation |
| 09/29/1999 | CN2341012Y Apparatus for viscosity reduction and solidification prevention by shocking and vibration |
| 09/28/1999 | US5958844 Nonionic amphiphilic composition obtained by reacting a polymerized unsaturated vegetable oil with at least one aminoalcohol is incorporated into the fluid of water, a gas and liquid hydrocarbon to prevent hydrate caused blockage |
| 09/22/1999 | EP0777837A4 A method for inhibiting hydrate formation |
| 09/14/1999 | US5950675 Backflow prevention apparatus for feeding a mixture of gases |
| 09/14/1999 | US5950453 Multi-component refrigeration process for liquefaction of natural gas |
| 09/08/1999 | EP0940624A1 Distribution station and method for expanded gas |
| 09/08/1999 | EP0939855A1 Additives for inhibiting formation of gas hydrates |
| 09/08/1999 | CN2337389Y Universal central gas-supply apparatus |
| 08/31/1999 | CA2069542C Underground pipe storage loop |
| 08/19/1999 | WO1999041328A1 Mitigating fouling and reducing viscosity |
| 08/19/1999 | DE19806513A1 Design elements to improve flow of fluid in tubes |
| 08/19/1999 | CA2322047A1 Mitigating fouling and reducing viscosity |
| 08/18/1999 | EP0935723A1 Corrosion- and fire-resistant pipe system |
| 08/18/1999 | EP0835175B1 Device and process for impregnating rovings with plastic material |
| 08/12/1999 | WO1999040360A1 Adaptive system for predictive control of district pressure regulators |
| 08/12/1999 | CA2319475A1 Adaptive system for predictive control of district pressure regulators |
| 08/11/1999 | EP0935207A1 Method for planning, constructing and/or maintaining a piping system and data processing system therefor |
| 08/10/1999 | US5936040 Maleimide copolymers with (meth)acrylamide derivaatives, n-vinyl-n-heterocycle derivatives and/or 2-vinyl-2-oxazolines reduce the forming of clathrate hydrates in pipes conveying petroleum/natural gas to prevent blocking; antiagglomerants |
| 08/10/1999 | US5934303 Process for moving heavy crude oils with water having a high content of salts |
| 08/10/1999 | US5934251 Fuel system damper with vacuum bias |
| 08/04/1999 | EP0932651A1 Nonaqueous drag reducing suspensions |
| 07/29/1999 | WO1999037396A1 Microencapsulated drag reducing agents |
| 07/27/1999 | US5927318 Automated pipe connection apparatus |
| 07/20/1999 | US5926498 Melting furnace for the thermal treatment of special waste materials containing heavy metal and/or dioxin |
| 07/20/1999 | US5924447 Ultra high purity gas distribution component with integral valved coupling and methods for its use |
| 07/15/1999 | WO1999035437A1 Solenoid valve having hard tube fluid channels in valve seat and flexible sealing diaphragm |
| 07/15/1999 | WO1999035339A1 Method and device for preparing sea or ocean water from great depths |
| 07/14/1999 | EP0824631B1 Method for inhibiting the plugging of conduits by gas hydrates |
| 07/13/1999 | US5922286 Device for delivering any one of a plurality of gases to an apparatus |
| 07/08/1999 | DE19800005A1 Verfahren und Vorrichtung zum Bereitstellen von See- oder Meerwasser aus großen Tiefen Method and apparatus for providing a lake or sea water from great depths |
| 07/07/1999 | CN1221773A Viscosity reducing agent for petroleum |
| 07/06/1999 | US5918618 Natural gas shut off system |
| 07/06/1999 | CA2157853C Fluid pressure reduction |
| 07/01/1999 | DE19756759A1 House connecting box for gas installation |
| 06/30/1999 | EP0926428A2 Method and apparatus for removal of fuel gases from a gas distribution network |
| 06/23/1999 | EP0923998A2 Wet pipeline treatment for gas transport |
| 06/23/1999 | CN2325622Y Liquid supply pipe products made of glass fibre reinforced plastic |
| 06/16/1999 | EP0922751A1 Process for retarding the growth and/or the agglomeration of hydrates in a production effluent |
| 06/16/1999 | CN2324378Y Liquid petroleum gas premixing air forced gasification pipeline supply apparatus |
| 06/16/1999 | CN2324296Y Oil pipeline assembly |
| 06/16/1999 | CN1219940A Polyalphaolefin drag reducing agent composition and its preparing process |
| 05/19/1999 | EP0916891A2 Gas control device and method of supplying gas |
| 05/18/1999 | CA2113597C Stable emulsion of viscous crude hydrocarbon in aqueous buffer solution and method for forming and transporting same |
| 05/12/1999 | CA2220821A1 Process for pumping bitumen froth thorugh a pipeline |
| 05/06/1999 | WO1998059164A8 Lng fuel storage and delivery systems for natural gas powered vehicles |
| 05/06/1999 | WO1998043140A9 Pressure regulating system |
| 05/04/1999 | US5900516 Petroleum. water soluble polymer in combination with an anchor group and a guest group. the anchor group should be a hydrophilic moiety with between one and four hydrogen bonding atoms. the guest group should be either a hydrophobic or |