Patents
Patents for G01F 1 - Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through the meter in a continuous flow (42,661)
06/1983
06/08/1983EP0080535A1 Measuring head for an electro-magnetic flow meter
06/08/1983EP0080504A1 Computer controlled energy monitoring system
06/07/1983US4386520 Flow rate measuring apparatus
06/01/1983EP0079881A1 Braking device for preventing the continuation of the rotation of a measuring wheel of a gas-meter during the shutting off of the flow
05/1983
05/31/1983US4386409 Sewage flow monitoring system
05/31/1983US4385526 Flow meter
05/25/1983EP0079421A1 Improved solids mass flow indication
05/24/1983US4384492 Linear air velocity transmitter, square root extractor device therefor and methods of making the same
05/24/1983US4384491 Analog ultrasonic flowmeter
05/24/1983US4384485 Device for indicating liquid level
05/24/1983US4384484 Gas flow measuring device
05/24/1983US4384469 Pitot-static tube tester system
05/24/1983CA1147060A1 Method and apparatus for measuring and controlling fluid flow rates
05/24/1983CA1146776A1 Turbulence conveyor flow meter
05/24/1983CA1146771A1 Direction sensitive flow velocity meter and sensing plate to be used on it
05/24/1983CA1146770A1 Electronic urine flow monitor
05/18/1983EP0078870A1 Improvements in or relating to flowmeters
05/17/1983US4384039 Method for recording local boundary-layer flow-line directions in liquid media
05/11/1983WO1983001685A1 A method for measuring the consumption of fluids or fluid-borne heat energy and a meter for performing same
05/11/1983EP0078427A2 Air flow meter
05/11/1983EP0078381A2 Ultrasonic air flow transducer for high humidity environments
05/11/1983EP0078380A1 Method of making electrical connections to thin film coatings and the electrical connector formed thereby
05/11/1983EP0078334A1 Calibratable gas turbine motor with interchangeable measuring unit
05/10/1983US4382387 Method of compensating the interference DC voltages in the electrode circuit in magnetic-conductive flow measurement
05/10/1983CA1146275A1 Method and apparatus for measuring gas flow
05/10/1983CA1145971A1 Turbine meter rotor
05/10/1983CA1145970A1 Turbine flowmeters
05/04/1983EP0078210A1 Improvment to woltmann turbines
05/04/1983EP0077810A1 Vortex generating device.
05/03/1983US4381680 Mass flow meter
05/03/1983US4381679 Pick-up for the measurement of the velocity of an ionization gas
05/03/1983US4381668 Gas flow measuring apparatus
04/1983
04/27/1983EP0077764A1 Piezoelectric pressure sensor
04/27/1983EP0077413A1 Method and apparatus for electrically measuring fluid flow rates
04/26/1983USRE31217 Bluff body flowmeter
04/26/1983US4380936 Tube mounting for orifice meter
04/26/1983US4380935 External sensing vortex flowmeter
04/26/1983US4380934 Gaseous fluid flow meter utilizing karman vortex street
04/26/1983US4380924 Method for monitoring flow condition of liquid metal
04/26/1983CA1145159A1 Vortex generating device
04/26/1983CA1145156A1 Method and apparatus for measuring flow characteristics of a moving fluid stream
04/20/1983EP0077285A2 Long wavelength acoustic flowmeter
04/20/1983EP0076951A1 Flow meter
04/20/1983EP0076940A1 Liquid flow meter
04/20/1983EP0076935A2 Integrated semiconductor device and method of fabricating said device
04/20/1983EP0076882A1 Device and method for determining flow rates in a two-phase stream
04/19/1983US4380170 Use of uncompacted, coated, anodically oxidized aluminum surfaces
04/13/1983EP0076767A1 Gas flow control-metering device
04/12/1983US4379411 Flow transducer
04/12/1983CA1144395A1 Portable liquid metering device
04/12/1983CA1144390A1 Apparatus for measuring fluid flow
04/06/1983EP0076189A1 Flow meters with an axial turbine
04/05/1983US4378703 Flowmeter
04/05/1983US4378697 Strut mounted multiple static tube
04/05/1983CA1144281A1 Solids mass flow determination
03/1983
03/31/1983WO1983001053A1 Ultra micro precision fluid metering device
03/30/1983EP0075343A2 Laminar flow element
03/30/1983EP0075195A1 Method and apparatus for flow determination by measuring Doppler frequency shift of ultrasonic pulses
03/23/1983EP0074365A1 Measurement of bulk density of particulate materials
03/22/1983US4377091 Vertical axis turbine flowmeter
03/22/1983US4377090 Through-flow monitor for liquid or gaseous media
03/22/1983CA1143465A1 Clamp-on ultrasonic transducer
03/17/1983WO1983000923A1 Method and device for measuring milk quantities
03/17/1983WO1983000922A1 Long wavelength acoustic flowmeter
03/16/1983EP0074164A1 Gas dispensing apparatus
03/15/1983EP0077810A4 Vortex generating device.
03/15/1983EP0064975A4 Vortex generating mass flowmeter.
03/09/1983EP0073422A2 Vortex flow meter
03/08/1983US4375769 Transverse-duct insertion type pressure averaging primary
03/08/1983US4375768 Electronic circuit for processing the measured values from a vortex sequence produced by a Karman vortex path
03/08/1983US4375767 Flow-through flow meter with ultrasound
03/08/1983CA1142636A1 Method and apparatus for determining fluid flow
03/01/1983US4375667 Personal air sampling system
03/01/1983US4375204 Intake device for internal combustion engine
03/01/1983US4375169 Turbulence conveyor flow meter
03/01/1983CA1141991A1 Apparatus for measuring fuel flow
02/1983
02/22/1983US4374477 Ultrasonic measuring device
02/16/1983EP0072044A1 Cell apparatus for metering liquid flow in the range of less than 10 ml/minute
02/16/1983EP0072033A2 Air flow rate measuring device and an internal combustion engine using the same
02/15/1983US4373549 Mass flow/pressure control system
02/15/1983US4373491 Fuel supply system
02/15/1983US4373401 Transducer structure and mounting arrangement for transducer structure for clamp-on ultrasonic flowmeters
02/15/1983US4373400 Signal generator for electromagnetic flowmeters
02/15/1983US4373387 Air flow meter
02/15/1983US4373386 Direction sensitive flow velocity meter and sensing plate to be used on it
02/15/1983US4373383 Device for burnoff of a measuring resistor
02/08/1983US4372171 Nozzle pitot averaging primary
02/08/1983US4372170 Flow measuring apparatus
02/08/1983US4372169 Vortex generating mass flowmeter
02/08/1983US4372168 Flowmeter
02/08/1983US4372167 Flowmeter system with improved loop gain
02/08/1983US4372166 Flowmeter system with digital phase shifter and calibration
02/08/1983US4372165 Apparatus for measuring fluid flow
02/08/1983CA1140993A1 Method and apparatus for the detection of stagnant regions in a fluidized bed or in pneumatic conveying lines
02/08/1983CA1140822A1 Fuel injection control system
02/01/1983US4370985 Medical measuring apparatus
02/01/1983US4370893 Orifice meter with replacable orifice disc
02/01/1983US4370892 Electromagnetic flowmeter having noise suppression network
02/01/1983US4370887 Device for measuring the mass of a flowing medium
01/1983
01/26/1983EP0070801A1 Method and device for the determination of at least one instantaneous parameter of a fluid by means of heat exchange between a probe immersed in the fluid