| Patents for E03B 9 - Methods or installations for drawing-off water (1,820) |
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| 10/04/2001 | DE10013805A1 Rise conduit arrangement for drains or water supply has shaft covering adjustable to different floor settings, with first rise pipe in which second rise pipe is movable in fluid-tight manner |
| 10/03/2001 | CN1315243A Manhole cover for water supply or drainage and its production technology |
| 09/27/2001 | DE10013807A1 Einbaugarnitur mit Universalschmutzscheibe Installation kit with universal dirt disc |
| 09/26/2001 | CN1071831C In situ manufacturing system of man holes |
| 09/06/2001 | US20010019059 Toby box |
| 09/05/2001 | CN2446162Y Fire-fighting pressure stablizing water supply appts. |
| 08/30/2001 | WO2001063059A1 Apparatus for extracting portable water from the environmental air |
| 08/28/2001 | US6279595 Increased flow, split venturi valve system |
| 08/15/2001 | CN2443048Y Full-automatic fire control water supplying equipment with constant pressure variable flow pump |
| 08/01/2001 | CN2440846Y pressure reducing and stabilizing hydraut key |
| 07/26/2001 | DE19961412A1 Einbaugarnitur mit lösbarer Kuppelmuffenverfbindung Installation kit with detachable Kuppelmuffenverfbindung |
| 07/24/2001 | US6263903 Arrangement for underground stop valve |
| 07/17/2001 | US6260507 Reflecting collar attachment for fire hydrants |
| 07/05/2001 | DE19961420A1 Einbaugarnitur mit verbesserter Verrastung Installation kit with improved locking |
| 07/05/2001 | DE19961418A1 Einbaugarnitur mit lösbarem Glockenadapter Installation kit with detachable bell adapter |
| 06/27/2001 | EP1111142A2 Installation fitting with improved latching member |
| 06/27/2001 | EP1111141A2 Installation fitting with releasable socket coupling connection |
| 06/21/2001 | WO2001043603A1 Improved drinking straw |
| 06/20/2001 | EP1108820A2 Installation fitting with detachable bell adapter |
| 05/31/2001 | US20010001987 Portable fire hydrant |
| 05/23/2001 | CN1295911A Method for producing high-strength compound material pipeline manhole lid |
| 05/19/2001 | CA2290187A1 Hydrant monument |
| 04/17/2001 | US6216792 Portable fire hydrant |
| 04/17/2001 | US6216722 Freeze-resistant hydrant |
| 03/22/2001 | WO2001020084A1 Wash-basin |
| 03/22/2001 | DE10018711A1 Supply and waste disposal unit for camping sites, has column shaped body with supply unit for power and fresh water, together with disposal unit for contaminated water |
| 02/08/2001 | DE19933453A1 Reflux check device for under-floor hydrant; has reflux check valve with closure body moving inside casing, with open position limited by solid conical guard and closed position limited by valve seat |
| 01/30/2001 | US6178988 Hydrant design |
| 01/18/2001 | DE19932432A1 Standpipe or hydrant has safety device to deal with unexpected pressure surges and sealing component which fits into a seating, holder keeping sealing component at distance from seating while hydrant is operating |
| 01/11/2001 | WO2001002760A1 A hydrant valve |
| 01/03/2001 | CN1278894A An Improved flow axially-rotated, split venturi valve |
| 12/28/2000 | DE10028655A1 Pipe joint for height-adjustable hydrant includes flange with internal thread complementary to external thread of inner pipe |
| 12/14/2000 | DE19951031C1 Water hydrant drainage bore unblocking method uses optical location of blocked drainage bore before insertion of unblocking device dependent on located position of drainage bore |
| 12/07/2000 | DE10009871A1 Cap unit for providing access to mains supplies beneath e.g. road surface or pavement |
| 11/30/2000 | DE10020342A1 Sewage pipe check unit |
| 11/15/2000 | EP1052336A2 Snow plant hydrant |
| 11/08/2000 | CN2404931Y Device for indicating water flow |
| 11/07/2000 | US6142172 Freeze protection device for wall hydrants/faucets |
| 10/26/2000 | DE19915893A1 Integrierte Brunnenvorrichtung Integrated fountain apparatus |
| 10/24/2000 | US6135359 Heated yard hydrant |
| 10/12/2000 | WO2000060180A1 Apparatus for measuring and recording pressure in a water distribution system |
| 10/11/2000 | EP1043450A2 Fountain made of natural stone |
| 10/11/2000 | EP1043078A2 Apparatus for operating a fountain |
| 10/10/2000 | US6129291 Advertising device for use with a drinking fountain |
| 10/04/2000 | EP1040233A1 Road stem case |
| 09/21/2000 | DE19920208C1 Coupling between rod wrench and spindle in shut off device for water or gas pipe, formed by spindle cap in frictional contact with pipe cover part of device, and by coupling journal at end of spindle |
| 09/12/2000 | US6116525 Hydrant diffuser |
| 09/12/2000 | US6116265 Removable frost proof hydrant |
| 09/05/2000 | US6112761 Fire hydrant locking device and wrench |
| 08/29/2000 | US6109293 Split venturi, axially-rotated valve |
| 08/29/2000 | US6109292 Method and apparatus for removing and replacing the tamperproof device for a fire hydrant or other valve device |
| 08/22/2000 | US6105603 Clamping structure for an irrigation hydrant valve housing |
| 08/01/2000 | US6095174 Portable fire hydrant |
| 07/19/2000 | CN2388225Y Curved surface frame fire hydrant box |
| 07/18/2000 | US6089253 Fire hydrant security systems |
| 07/11/2000 | US6085776 Water supply system |
| 06/28/2000 | EP1012495A1 An improved flow, axially-rotated, split venturi valve |
| 06/21/2000 | EP1010824A1 Hydrant with ball valve |
| 06/21/2000 | EP1010823A1 Hydrant |
| 06/21/2000 | EP1010822A1 Hydrant |
| 06/21/2000 | EP1010821A1 No-return valve for hydrants |
| 06/07/2000 | CN2381674Y Protective well for underground hydrant |
| 05/09/2000 | US6058957 Water saver fire hydrant |
| 05/02/2000 | US6056211 Hydrant flushing diffuser |
| 04/12/2000 | EP0992631A1 Installation fitting particularly for underground gas- and/or water mountings |
| 04/12/2000 | EP0991824A1 Arrangement for underground stop valve |
| 04/11/2000 | US6047723 Positive displacement yard hydrant |
| 03/21/2000 | CA2160940C Wall water hydrant having backflow and back siphonage preventor |
| 03/16/2000 | DE19841345A1 Mounting structure in the ground for access to buried water and gas pipeline controls has a protective bell cap with a base plate over the keyed joint between the drive pin and drive shaft to exclude earth and sand |
| 03/14/2000 | US6036401 Roadway access device and method of using same |
| 03/02/2000 | DE19939113A1 Hydrant supplying water for fighting fires has main and individual water valves, with main valve in bottom portion and side valves near top |
| 02/22/2000 | US6026906 Lid retainer for monitoring well |
| 02/22/2000 | US6026845 Flow, split Venturi, axially-rotated valve |
| 02/17/2000 | DE19858515A1 Standpipe connection for hydrant has a pivot mounted slider to hold the standpipe and move it to connect to the output of the hydrant |
| 02/10/2000 | DE19835713A1 Fitting exchange unit, mainly for installation in above and below ground hydrants, is for cutting off material flowing through fitting and can be installed and dismantled without problem as unit, being formed from four parts |
| 01/20/2000 | WO1999058774A3 Multipurpose water delivery system with multisurface attachability |
| 01/04/2000 | US6009897 Valve lock |
| 12/21/1999 | US6003780 Freezeproof valve assembly for a drinking fountain |
| 12/14/1999 | US6000878 Cover for underground structures |
| 12/08/1999 | CN1047220C Automatic draining device with improved structure |
| 12/07/1999 | US5996142 Multipurpose water delivery system with multisurface attachability |
| 11/18/1999 | WO1999058774A2 Multipurpose water delivery system with multisurface attachability |
| 11/18/1999 | DE19856737A1 Device to illuminate hydrant shaft for fire brigade |
| 11/09/1999 | US5979490 Adjustable anti-freeze water delivery assembly |
| 11/02/1999 | US5975140 Gooseneck faucet |
| 10/13/1999 | CN2343212Y Combined draining device for washtrough |
| 10/12/1999 | US5964241 Siphon freeze drain valve for underground irrigation systems |
| 10/06/1999 | CN2342023Y 外置熔断器式阀门控制器 External fuse valve controller |
| 10/05/1999 | US5961048 Container for storing, transporting and dispensing liquid, especially water for drinking or watering |
| 09/28/1999 | US5957154 Fire hydrant adaptor and cover |
| 09/16/1999 | DE19728510C1 Operating rod for pipe fittings |
| 09/14/1999 | US5950654 Adaptor tools and method to expose valve |
| 09/01/1999 | CN2336010Y Timing water supply device |
| 08/26/1999 | DE19806212A1 Subsoil rising pipe for road access covers has compressible lower section |
| 08/24/1999 | US5941274 Method and apparatus for securing a fire hydrant or other valve devices |
| 08/11/1999 | CN2332758Y 室外消火栓 Outdoor fire hydrant |
| 08/10/1999 | CA2165099C Sanitary yard hydrant |
| 08/05/1999 | DE19834904A1 Water meter shaft |
| 08/05/1999 | DE19803901A1 Valve seat insert comprising parts firmly connected to one another |
| 08/03/1999 | US5931177 Valves |