| Patents for G01F 15 - Details of, or accessories for, apparatus of groups insofar as such details or appliances are not adapted to particular types of such apparatus (11,880) |
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| 08/17/1989 | DE3803241A1 Programmable universal pulse transmitter with parameter-controlled adaptation to different measurement value pick ups |
| 08/16/1989 | EP0328031A2 Gas shutoff apparatus |
| 08/16/1989 | EP0327972A1 Improvements in or relating to valves |
| 08/16/1989 | EP0327671A2 Flow-indicating or metering device |
| 08/16/1989 | CN2042948U Induction gas measuring sensory device |
| 08/16/1989 | CN1034818A Signal regulater |
| 08/09/1989 | EP0327103A2 Vortex frequency flow rate meter |
| 08/08/1989 | US4854178 Flowmeter for dangerous fluids |
| 08/03/1989 | DE3801658A1 Method for determining a quantity of flowing liquid |
| 08/02/1989 | EP0326380A1 Compensating method and device for instrumental error in rotary displacement flowmeter |
| 08/02/1989 | EP0326231A1 Fluid separator |
| 08/01/1989 | US4852403 Water meter lock |
| 07/18/1989 | US4848164 Liquid flow meter |
| 07/18/1989 | US4848148 Cyclic motion detection arrangement |
| 07/12/1989 | EP0323455A1 Modular system for the mounting of lines for the distribution of fluids. |
| 07/11/1989 | US4846133 Fuel control apparatus |
| 06/29/1989 | WO1989005967A1 Control and detection circuitry for mass airflow sensors |
| 06/27/1989 | US4841787 Retractor tool |
| 06/27/1989 | US4841782 Target fluid flow indicator gauge |
| 06/27/1989 | US4841781 Flow rectifier for vortex flowmeter |
| 06/27/1989 | EP0313574A4 Potted electrical/mechanical devices, and dual cure potting method. |
| 06/22/1989 | DE3742013A1 Connection device for gas meters |
| 06/21/1989 | EP0320508A1 Improved parallel path coriolis mass flow meter. |
| 06/20/1989 | US4841296 Two-wire transmitter |
| 06/08/1989 | DE3837100A1 Stroemungsmesser mit messwert-ausgabe von auf dem faraday-effekt beruhenden optischen schalter Stroemungsmesser with reading-issuing based on the faraday effect optical switch |
| 06/08/1989 | DE3740392A1 Adjustable gas meter clamp |
| 06/07/1989 | EP0319423A2 A flow rectifier for vortex flowmeter |
| 06/06/1989 | USH634 Flowmeter pressure relieving device |
| 06/06/1989 | US4837708 Process and apparatus for determining flow rate of a flow medium in a flow line |
| 06/06/1989 | CA1255393A1 Electro mechanical integrator |
| 05/31/1989 | EP0317819A2 Rotating counting mechanism, in particular for a gas meter |
| 05/30/1989 | US4833923 Vortex meter plug |
| 05/24/1989 | EP0317543A1 Totalizing water meters |
| 05/24/1989 | EP0317061A2 Water metering assembly |
| 05/18/1989 | WO1989004464A1 Flowmeter |
| 05/17/1989 | CN1032977A Ductile-iron cover and connector of water meter and its technique |
| 05/16/1989 | US4829818 Flow sensor housing |
| 05/16/1989 | CA1254057A1 Pulse generator |
| 05/09/1989 | US4829449 Method and apparatus for measuring and providing corrected gas flow |
| 05/05/1989 | WO1989003761A1 Fiber/resin composites, and method of making the same |
| 05/03/1989 | EP0314125A2 Fluid sensor |
| 05/03/1989 | EP0313574A1 Potted electrical/mechanical devices, and dual cure potting method. |
| 05/03/1989 | DE3735515A1 Vorrichtung zur induktiven durchflussmessung mit einem messrohr aus keramik, glas, metall oder kunststoff Device for inductive flow measurement with a measuring tube made of ceramic, glass, metal or plastic |
| 04/25/1989 | US4823651 Expansion plug and tool |
| 04/20/1989 | WO1989003534A1 Process and device for determining the direction of motion of an electrically conducting object |
| 04/19/1989 | CN2036271U Oil pump flowmeter |
| 04/18/1989 | US4821768 Tranquillizer device for requlating the flow profile of fluid |
| 04/12/1989 | EP0311238A1 Gas flow correction sensor |
| 04/12/1989 | EP0311130A2 Method and apparatus for determining the direction of movement of an electrically conductive object |
| 04/11/1989 | US4819482 Device for connecting and supporting a water-meter |
| 04/05/1989 | EP0309932A1 Electromagnetic flowmeter |
| 04/05/1989 | EP0309644A2 Electronic volume correctors |
| 04/05/1989 | CN2035460U Dry noninductive flow meter |
| 04/04/1989 | US4819183 Aircraft fuel loading management system |
| 04/04/1989 | US4817439 Process and apparatus for measuring two phase flow |
| 03/28/1989 | US4816672 Remote metering system using reflected light |
| 03/28/1989 | US4816650 Display of information at service stations |
| 03/21/1989 | US4814722 Amplifier for timed electrical measurement signals |
| 03/21/1989 | US4813281 Underground meter box |
| 03/21/1989 | US4813270 System for measuring multiphase fluid flow |
| 03/15/1989 | CN2034270U Electric ribbon displaying equipment |
| 03/14/1989 | US4812778 Isolation amplifier |
| 03/14/1989 | US4811600 Device for making flowmeter tamperproof |
| 03/09/1989 | WO1989002066A1 Multi-phase flowmeter |
| 03/07/1989 | US4809548 Meter boxes and mountings therefor |
| 03/02/1989 | DE3727912A1 Measuring or counting device, in particular water meter or heat-quantity meter |
| 02/23/1989 | DE3810240A1 Fuel regulating device |
| 02/21/1989 | US4807151 Electrical technique for correcting bridge type mass air flow rate sensor errors resulting from ambient temperature variations |
| 02/21/1989 | US4805862 Harness for supporting a meter on a fire hydrant and the combination of a meter, fire hydrant and harness |
| 02/14/1989 | US4803887 Flow-metering system for milk-collecting vehicle |
| 01/31/1989 | US4801159 For gas meter connection |
| 01/17/1989 | US4799169 Gas well flow instrumentation |
| 01/17/1989 | US4798092 Flowmeter for use in a flow monitoring system |
| 01/17/1989 | US4798083 System for measuring intake airflow rate in an engine |
| 01/11/1989 | EP0298107A1 Method of making and filling bags |
| 12/28/1988 | EP0296648A1 Liquid metering system with a broad range of volumes, viscosities and applications chiefly for oil-sector fluids |
| 12/27/1988 | US4793192 Electromagnetic pulse receiver for a flow meter |
| 12/15/1988 | DE3718814A1 Connection member for water meter |
| 12/14/1988 | EP0294858A2 System and device for having desired liquid volumes supplied by a metering pump in variable flow rate condition |
| 12/07/1988 | EP0293639A2 Device for acquisition, storage, and/or manipulation of amounts consumed |
| 12/06/1988 | CA1246227A1 Liquid delivery and accounting systems |
| 11/23/1988 | EP0291953A1 System for measuring amount of air introduced into combustion chamber of internal combustion engine with avoiding influence of temperature dependent air density variation and pulsatile air flow |
| 11/16/1988 | CN87103240A Method and device for preventing from turning reverse of fluid measuring instrument |
| 11/03/1988 | WO1988008518A1 Method and apparatus for measuring the volume of a flowing liquid |
| 11/02/1988 | CN87211790U Simulating cow breast |
| 11/01/1988 | US4782341 Meter data gathering and transmission system |
| 11/01/1988 | US4782256 Electricity generator for wheel detection |
| 11/01/1988 | US4781536 Low-flow pump-off control |
| 11/01/1988 | US4781066 Linear sensing apparatus for positive displacement meter |
| 10/27/1988 | DE3711754A1 Explosion-proof magneto-inductive flow meter |
| 10/26/1988 | EP0288448A1 Method and apparatus for measuring the volum of a flowing liquid |
| 10/26/1988 | EP0288330A2 Rate-of-flow meter for dangerous liquids |
| 10/25/1988 | US4779459 Gas meter including a synthetic membrane |
| 10/19/1988 | EP0287407A2 Connecting and supporting apparatus for a water meter |
| 10/19/1988 | EP0286785A2 Dosing device for liquid products |
| 10/18/1988 | US4777901 Security marking fluid device |
| 10/18/1988 | CA1243287A1 System for the metered delivery of liquids |
| 10/12/1988 | EP0286259A2 Multi-phase petroleum stream monitoring system |
| 10/12/1988 | EP0285932A1 Arrangement for flow rate measurement |
| 10/11/1988 | US4777354 System for controlling the supply of utility services to consumers |