Patents
Patents for E03B 9 - Methods or installations for drawing-off water (1,820)
01/2004
01/20/2004US6679473 Push and turn hydrant for delivery of hot or cold water through a single discharge conduit
01/14/2004EP1379805A1 Improved pipeline isolating device
01/07/2004CN2597556Y Outdoor fire hydrant capable of wireless remote-control indicating itself position
12/2003
12/31/2003CN1464146A Water service complete plant for building and water supplying method
12/30/2003US6668852 Frost proof sillcock service sleeve
12/18/2003US20030230343 Valve can extension
12/18/2003DE20315710U1 Pillar type of water hydrant has a one piece construction lower housing with a shaped bottom end with a bayonet coupling to the underground water main
12/18/2003DE20311815U1 Method for mounting inspection cover flush with road surface has the cover fitted into a separate cylindrical duct which has a tilt and depth fitting into a lower fixed duct with an inner lip
12/17/2003CN2592723Y Loss-reducing ground hydraut
12/09/2003US6659123 Adding to water in fire hydrant an amount of potassium formate effective to inhibit freezing
11/2003
11/19/2003EP1362146A1 Device for piping system
11/12/2003EP1257713B1 nPPARATUS FOR EXTRACTING POTABLE WATER FROM THE ENVIRONMENTAL AIR
11/11/2003US6644060 Apparatus for extracting potable water from the environment air
10/2003
10/22/2003CN1451068A Apparatus for extracting portable water from the environmental air
10/16/2003US20030192593 An axially rotated valve and method
10/08/2003CN1123716C Improved flow axially-rotated, split venturi valve
10/07/2003US6629542 Rapid installation mobile water modifying system and related methods
09/2003
09/24/2003EP1347104A2 Water discharge valve
09/18/2003WO2003076326A1 Liquid dispensing and emergency water distribution
09/18/2003DE20309924U1 Axially mounted actuating linkage for hydrant, has hydrant spindle and actuator rod held in different sides of socket beneath fixing part
09/04/2003DE20309524U1 System for turning on e.g. gas supply in street comprises cap, into which key-rod is inserted which has ball on its end fitting into centering disk and allowing telescopic movement of rod and mounting sleeve
08/2003
08/28/2003WO2003071037A1 Dispenser and magnetic actuator therefor
08/21/2003DE20305982U1 Street utility access shaft and cover has upper shaft cylindrical lining with outer thread engaging in internal thread of lower cylindrical shaft lining
08/14/2003US20030150488 Hydrant security device
07/2003
07/23/2003EP1328688A1 Underground hydrant with a tubular valve seat ring
07/16/2003EP1327723A2 Fountain
07/10/2003US20030127145 Rapid installation mobile water modifying system and related methods
07/09/2003EP1040233B1 Road stem case
07/02/2003CN2558698Y Outdoor fire hydrant drainage device
06/2003
06/25/2003EP1321587A1 Means for attaching a standpipe to an underground hydrant
06/19/2003WO2003049528A2 Fire hydrant anti-tamper device
06/18/2003DE10162006C1 Cap section for standpipes connected to underground drinking water hydrants has housing with shut-off part and outlets separated by securing cartridge and back pressure valve, and enclosed by protective basket
06/12/2003US20030107485 Fire hydrant anti-tamper device
06/12/2003DE20201884U1 Hydrant and stand pipe system, contains barrier valve body lighter than water and check valve body heavier than water
06/05/2003DE20301736U1 Well cover, comprises insulated glass fibre reinforced plastic cover secured to flanged base frame via hinge
06/04/2003CN2554234Y Fire water curtain apparatus
06/04/2003CN2554233Y Fire water cannon
05/2003
05/28/2003DE20302986U1 Base for standpipe has socket part buried into ground and with hole for upright support for standpipe
05/28/2003DE20302860U1 Seal for rotating shaft is one piece construction with hard and soft sections
05/28/2003CN2553012Y Pressure-reducing pressure-stabilizing fire hydrant
05/22/2003DE20205529U1 Coupling muff for installation fitting has aligning elongated holes in wall of sockets for valve spindle or key rod and into which protrudes captive self-locking pin to create connection
05/13/2003US6561214 Hydrant with improved drain mechanism
05/08/2003WO2002095146B1 Flow measuring device for examination without water cut-off, and endoscope inserter
05/06/2003US6557576 Apparatus and method of flow control through a valve
05/02/2003EP1305479A1 Above-ground water column
04/2003
04/30/2003DE20302717U1 Road inspection concrete cover surround made of lightweight special reinforced concrete
04/09/2003CN1409612A Improved drinking straw
03/2003
03/25/2003US6536462 Fire hydrant cover
03/20/2003DE20301272U1 Sub-surface fire hydrant has telescopic mantle pipe
03/20/2003DE20300251U1 Sub-surface utility rod control link fitting to shaft
03/13/2003US20030047210 Adding to water in fire hydrant an amount of potassium formate effective to inhibit freezing
02/2003
02/27/2003DE20219370U1 Coupling sleeve for two spindle sections has plastic insert within metal or hard plastic bush
01/2003
01/29/2003EP1279773A1 Maintainable fire hydrant
01/16/2003DE20217513U1 Adapter for the control mechanism of a fitting connects the control mechanism to a connecting part of the fitting and is made of a material having a low coefficient of thermal conduction
01/16/2003DE10127063C1 Hydrant, for mains water network, incorporates automatic venting of water pipe while blocking water flow
12/2002
12/18/2002EP1267110A1 Actuating device for a buried tap
12/18/2002CN2526357Y Draining device capable of draining residual foam and extinguishant in fire hydrant and its base
12/18/2002CN2526356Y Adapting plate unit for fire hydrant
12/18/2002CN2526355Y Automatic pressure stabilizer for fire hydrant
12/05/2002US20020179729 Drinking straw
11/2002
11/28/2002WO2002095146A1 Flow measuring device for examination without water cut-off, and endoscope inserter
11/28/2002US20020174896 Water pedestal
11/26/2002US6484748 Water pedestal
11/20/2002EP1257713A1 Apparatus for extracting portable water from the environmental air
11/05/2002US6474358 Fire hydrant safety box
10/2002
10/15/2002US6463953 Fire hydrant protection device
10/10/2002US20020144731 Hydrant with improved drain mechanism
10/10/2002DE10110826C1 Hydrant, used as a water hydrant, comprises a holding device designed as a spring fixed to a valve housing
09/2002
09/26/2002WO2002075062A1 Underground hydrant
09/26/2002DE10051902C2 Hydrant Hydrant
09/25/2002EP1241966A1 Improved drinking straw
09/19/2002WO2002073080A1 Improved pipeline isolating device
09/19/2002CA2440828A1 Improved pipeline isolating device
09/12/2002WO2002070829A1 Device for cleaning hydrant caps
08/2002
08/29/2002WO2002066751A1 Device for piping system
08/06/2002US6427716 Positive displacement hydrant with water discharge path from reservoir
06/2002
06/18/2002US6405805 Portable fire hydrant
06/12/2002CN2494840Y Fire-figting and living shared water supply installation
06/11/2002US6401745 Fire hydrant automatic shut-off valve
05/2002
05/16/2002DE10051902A1 Hydrant Hydrant
05/15/2002CN2491488Y Relief and constant pressure hydrant
05/08/2002DE10052505A1 Unterflurhydrant mit rohrförmigem Ventilsitzring Underground hydrant with a tubular valve seat ring
05/02/2002WO2002035019A1 Underground hydrant with a tubular valve seat ring
04/2002
04/24/2002EP1199412A2 Hydrant
04/18/2002DE10035874A1 Supply unit for current and electricity for garden installations has prismatic, obelisk-shaped, pyramidal, conical or cylindrical block with height between base and head surface double largest diameter of base
04/10/2002CN1343819A Non-pollution secondary water supply system for both life and fire fighting purposes
04/04/2002WO2002004752A8 Above-ground water column
03/2002
03/27/2002EP0788573B1 Valves
03/12/2002US6354325 Underground access conduit
03/07/2002DE10041491A1 Installation fitting for pipes running below roads, especially fresh water pipes, has safety device for holding connector pin in place during transport of fitting
02/2002
02/27/2002CN2479068Y Self-pressing switch water supply hydrant
02/13/2002EP1179642A1 Water distributor
01/2002
01/17/2002WO2002004752A1 Above-ground water column
01/17/2002US20020005218 Apparatus and method of flow control through a valve
01/16/2002CN2471829Y Automatic intellectual water supplier
01/08/2002CA2205850C Coupler for use with a water main valve
01/02/2002CN2469053Y Outdoor ground hydrant
12/2001
12/26/2001CN2467588Y Fast opening hydrant
11/2001
11/21/2001CN2460573Y Auxiliary maintaining apparatus for pipeline
10/2001
10/04/2001EP1138837A2 Built-in fitting with universal protection plate
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