Match Application Number Document Title
1 95115030 Turbine flowmeter
The present invention relates to a turbine flowmeter includes an impeller wheel mounted, so that it can rotate, between an upstream hub and downstream hub in a tubular element. The hubs a...
2 95108210 Method for metering storage in stock-bin and its apparatus
The detection method and apparatus for detecting the quantity of bulk materials with the temp. less than 200 deg.C or the materials with poor flowability in storage bin with different sh...
3 95195043 Noise reduction filter system for Coriolis flowmeter
A noise reduction system and method for measuring the phase difference between output signals of a Coriolis flowmeter. The output signals are applied to signal processing circuitry having...
4 95111856 Rubber lining shaping mould and rubber lining process for liquid level meter pi...
A rubber liner forming mould set is composed of internal mould, two external moulds, fixed press plate, air inlet, hollow fastening screw bolt, washer and hollow air-exhaustion screw bol...
5 95194255 Increased sensitivity Coriolis effect flowmeter using nodal-proximate sensors
An increased sensitivity Coriolis flowmeter having one or more drivers oscillates a flow tube, or tubes, at pre-determined frequencies thereby producing active and/or static nodes at poin...
6 95190665 Device for measuring quantity of flowing medium
Prior art devices for measuring the quantity of a flowing medium have a plate-like sensor unit having at least one heating element and at least one measuring resistor. In order to compens...
7 95106969 Quantitative gas power transmission equipment
At present the existent conveyers, such as belt conveyer, screw conveyer, bucket conveyer and scraper conveyer, etc. can affect the cleanliness of covneyed material and at the same time ...
8 95107750 Flowmeter with pulse signal generator
The present invention relates to a capacity flowmeter with explosion-proofing structure and pulse signal generator. It can prevent the tested fluid from flowing into the pressure-resisti...
9 95111090 Fluid-detecting measuring device
The two-phase fluid-detecting measuring device for detecting density, flow rate, flow speed and yield consists of electromechanical sensing unit and instrument. The sensing unit with on-...
10 95193963 Fluidic oscillator and method for measuring the volume of a fluid flowing there...
A fluidic oscillator is symmetrical about a longitudinal plane of symmetry in which a longitudinal fluid flow direction is contained. The oscillator generates a two-dimensional jet of flu...
11 95103885 Rotor positive-displacement flow-meter
Pushed by the fluid pressure difference, the volume cavity among rotor, casing and core column is rotated and the fluid is conveyed quantitatively from inlet to outlet to complete the fl...
12 95111294 Semi-water-gas flow detecting method and device
The pressure sensor P is connected with sampling mouth D which can sample at any position and is placed between X1 and X2 on the gas outlet pipe B of gas tank. X1 is gas tank outlet posi...
13 95192698 Vortex flowmeter with a double obstruction
A vortex fluid meter (1) includes a pipe portion (2) of constant inside diameter in which the fluid flows, at least two obstacles disposed in the middle of the flow of the fluid in said p...
14 95100423 Method and apparatus for measuring dry particles flow rate
The invention relates to a method and apparatus for measuring flow rate and weight of dry particles, which can continuous determinate the flow rate and/or total weight of dry particles, m...
15 95190160 Device for measuring the mass of a flowing medium
Known devices for measuring the mass of a flowing medium by means of a temperature-sensitive measuring element have the disadvantage that considerable measuring errors may occur in the ev...
16 95191578 Process and apparatus for filling cohesive powders
The invention relates to a device for filling with high accuracy a finely divided powdered medicament having a particle size smaller than 10 mu m into cavities having a size corresponding...
17 95100112 Magnetic-armature dry display water-meter
The water meter consists of hydrovane wheel, magnetic sensor, magnetic armature wheel, worm gearing, digital wheel, shaft and plastic casing. The coaxial hydrovane wheel and magnetic sen...
18 95100225 High-temp high-viscosity liquid level simulating test and display system used i...
The present invention belongs to electric measurement and computer application, and the said system includes multi-point thermometric couple, temp data acquisition card, computer and dis...
19 95100216 Metering cup for quickly diluting pesticide
The measuring cup for diluting agricultural chemical features that it has volume scale marks for measuring raw chemical's quantity and different curve marks about the relationships of ra...
20 95100211 Metering liquid feeder
The metering liquid feeder is composed of measuring cup, micro-measuring cup, fixing ring, valve bases, valves, connecting and guide rods, compression spring, wire, fixed pulley, three-w...
21 94119546 Multigit counting wheel mechanism for a volume-measuring instrument
The present invention discloses a multidigit counting wheel mechanism for a volume-measuring instrument. An absolute encoder for a measuring instrument includes a mechanical counting whee...
22 94113032 Rating device of supersonic doppler current meter
A kind of supersonic Doploc flow gauge rating equipment is characterized by that a definite vol. of turbid liq. is poured into a container, the turbid liq. flows down through a pipe fitt...
23 94117770 Method for measuring sand-content of crude oil in pipe
A method for measuring the solid granules content in liquid and its device are disclosed, the device adds a riser pipe, horizontal pipe, precipitating pipe (including collector section),...
24 94111460 Pressure-inducting device of air rate on-line monitor of ventilator and monitor...
The pressure lead-out device of on-line monitor of a ventilator includes a pressure-equalizing tube which has the same shape as the cross-section of its air duct and is fixed on the air ...
25 94117401 Fluid flow meter
The fluid flow meter includes a flexible membrane clamped between upstream and downstream centering springs to enhance membrane behavior and extend the fluid flow measurement range by au...
26 94115899 Liquid level indicator
The liquid level indicator for the liquid in container features that a siphon tube is connected between the lower end of liquid level tube and the liquid pressure balancer at the bottom ...
27 94195166 Stationary coil for a coriolis effect mass flowmeter
A coriolis flowmeter having a pair of parallel vibrating flow tubes equipped with a driver and sensors each comprising a fixed non-movable coil and a pair of magnets affixed to the vibra...
28 94109442 Multi-tube liquid specific gravity and container liquid-level measuring unit.
The invented device is suitable for chemical, petroleum and other industries where the measurements of liquid specific gravity and liquid level is needed. It uses multiple different-leng...
29 94193261 Magnetic flowmeter with empty pipe detector
An electromagnetic fluid flowmeter (26) includes empty pipe detection circuitry. The empty pipe detection circuitry applies a common mode asynchronous signal into a pair of electrodes (16...
30 94192857 An apparatus and method for reducing stress in the brace bar of a coriolis effe...
A Coriolis effect mass flow meter having a brace bar of improved flexibility which reduces the stress concentration in a brace bar as well as in areas of meter
31 94111395 Measuring method of powder flow in pipeline
The method for measuring powder flow rate in pipeline includes such steps as measuring the difference in powder weight for initial and final unit time, measuring several times by capacit...
32 94193384 Fluidic oscillator having wide range of flow rates, and fluid meter comprising ...
A fluidic oscillator which is symmetrical about a longitudinal plane of symmetry (P) includes elements (10, 14, 16) for generating an oscillating two-dimensional fluid jet, an obstacle (2...
33 94112201 Weight type charge level detector and method
The control portion adopts the single-chip microcomputer to control and sensing portion uses photoelectric coder as sensing element. It uses the actual measured time in the preceding mea...
34 94106280 Liquid interface sensor
The present invention provides a kind of interface sensor capable of satisfying the interface control of both oridinary fluid and specially suitable for the viscous fluid. The liquid int...
35 94106117 Figure analytical liquid level measurer and measuring method
The invented apparatus and method are most suitable for measuring the melt level or charge level of the industries of glass, petrochemical and iron and steel metallurgical, it is mainly ...
36 94110268 Shunting rotor gas quality flowmeter
The mass flowmeter for gas, steam and natural gas featrues that automatic compensation elements of pressure and temp. are directly arranged in gas passage to control nozzle flow and real...
37 94104025 High-temp. elliptic gear flow-meter
The present invention relates to a temperature-resistant oval gear flowmeter, consisting of a measuring pocket placed in the machine casing and a pair of oval gears placed in the measuri...
38 94191781 Rotating device for filling bottles, cans or similar containers with portions o...
In a device for filling containers with portions of liquid, having several volumetric dosing chambers that are mounted on one rotor and that are connected with a storage container for the...
39 94102957 Continously automatic measuring method of oil/water split-phase micro flow
The present invention relates to a method for continuously automtically measuring oil-water phase splitting flow at the time of micro flow of oil-water mixture. Said method uses a specia...
40 94102339 Complex water meter
The composite watermeter consists of a main meter for measuring large flow rate, a submeter for measuring small flow rate and an automatic change-over valve installed behind the main met...
41 93112806 Discontinuous phase flow measuring method and device for two-phase fluid
In order to solve the problem of narrow and long measure space, only one underground phase concentration sensor is used and non-sensitive and sensitive regions are alternatively distribu...
42 93120446 Flow metering device
The invention relates to a flow meter which is used in conjunction with acoustic signals to detect the flow velocity of a medium (8) in a pipeline (10). According to the invention, an osc...
43 93115230 Electronic water-meter
The invention provides a kind of electronic water meter which features mainly that several coaxial line magnetic conducting screening cans are installed on outside of transmission gear o...
44 93114046 Floater vacuum gyro level meter
With float ball raising up or falling down, the balance gyro and balance lever in the float ball can regulate the relative position of conducting wheel and electrode to turn it on or off...
45 93114068 Liquid level checking method for melted steel container heated by plasma
Such method is htat:according to the relationship of the high of steel container, length of plasma gun entering container, length of plasma arc, high of steel solution level, the solutio...
46 93119256 Light-sensitive liquid levelmeter
The light-sensitive liquid levelmeter has a float emitting a horizontal light beam. When the float moves along with liquid level, the light beam illuminates the light-sensitive elements ...
47 93118039 Apparatus for determining fluid flow
The present invention is an apparatus for determining the flow rate of a fluid in a pipe. The apparatus includes a device for providing acoustic energy on a diagonal path through the flui...
48 93116462 Direct measuring method for preparing dispersate in quantitative multiple dispe...
A multiple scale mark is carved on general measuring tool for solid mass and liquid volume. Direct measuring solid and liquid matter by multiple scale mark can immediately obtain the dis...
49 93108013 Mass flowmeter
The invention concerns a mass flow meter for flowing media that works on the Coriolis Principle, with at least one straight measuring pipe carrying the flowing medium, at least one oscill...
50 93106604 Integrally packaged electromagnetic flow transducer and its producing method
In the EM flow transducer, exciting coil, pole shoes, iron core, electrodes and other parts are integrally packaged in certain shape with insulating material. The package has liquid pass...
51 93111199 Anticorrosive ultrasonic transducer
The supersonic transducer for the level measurement of corrosive liquid in industry has a completely-enclosed structure, that is, in a plastics case is a radiation transducing plate comp...
52 93106051 Steam flow meter
A steam flow meter provided with a steam flow rate detecting device and a steam pressure and temperature detecting device. In order to accurately maintain the heating temperature of the m...
53 93105020 Level switch
In the level switch, the inverting input of an operational amplifier (1) with positive and negative feedback is connected to a ring plate (rp) and its noninverting input is connected to a...
54 93104675 Capacitance-type intelligent detecting monitor of bubble level in fermentor
A capacitance-type intelligent monitor for detecting bubble level in fermentor is composed of capacitance-type sensor in fermentor, capacitance-type detecting unit and power supply. It f...
55 93104757 Measuring method and apparatus for material surface position or height
This invented method is to detect back-scattering gamma counting rate, gamma counting rate is converted into electric signal, and this signal is compared with the signal value previously...
56 93104314 Supersonic vortex flowmeter
The supersonic vortex flowmeter is mainly composed of oscillator, upersonic vortex generator, amplifier, detector and schmidt trigger and uses supersonic measuring vortex to obtain neede...
57 93104186 Test method for capacity of micro-quantity suction tabe using radioactive spcies
This invention is a method for measuring microquantity container, especially for microquantity suction tube capacity. It uses the property that radioactive species 125 I and so on markin...
58 93104170 Floating type liquid level measuring method and the sensing device
Based on the principle of buoyancy, the present method uses a sensor formed by a force sensitive probe hanging with a measuring rod, which is suspended in the vessel; the level change in...
59 93111021 Swing type level meter for powder material
The present invention relates to a measuring instrument, esp one utilizing swing blade to control level of powdered material. One end of shaft is fixed onto shaft core, which is connecte...
60 93102729 Self-correcting supersonic level gauge
A self-correcting supersonic level gauge for the position of control bar in reactor and the level of liquid medium in different working conditions features that a reflecting ring is set ...
61 93110163 Test method of ventilator performance parameters
A number of static measuring holes are made at the inlet and outlet wind channels and the cross-section in casing of ventilator, where flow field is stable, and connected via conduit wit...
62 93110060 Two-way water meter
A new-type two-way water meter is an improvement on German dry water meter in such areas as expanding the inner diameter of water outlet and making water inlet and outlet pipes parallel....
63 93100601 Swirl metering mechanism
A swirl metering mechanism for fluid is designed based on swirl metering principle and features that rotary part is not supported by bearing, so eliminating the influence of worn bearing...
64 92115088 Device for measuring flow speed of gas
For overcoming the demerits of pressure difference method, which results in low measurement precision at low flow speed and measuring tube blocking by flue dust and particle, the present...
65 98109275 Flow meter
The present invention provides a flow rate meter for flowing media, which operates in accordance with the Coriolis principle, having a straight Coriolis pipe (1) conducting the flowing me...
66 92114580 Indirect-conduction liquied level signal sensor and conducting liquid
The invented level signal sensor is composed of power supply, signal processing circuit, alarm and liquid level test system consisting of conducting liquid that contains the salt of meta...
67 92115086 Twin fulcrum target type flow sensor
This invention provides a flow sensor using long target board and dual support structure with novel sealing and adjusting means, so that its accuracy and stability are enhanced its advan...
68 92113694 Radioactive ionization capacitor and electromagnetic gas flowmeter
The ionization characteristic of radioactive particle is used to mark gas molecule going through pipeline and the capacitors or electromagnetic sensors arranged at own stream can measure...
69 92114840 Fluid metering, mixing and transfer valve assembly and analyzing system employi...
A multifunctional liquid sampling, metering and transfer valve assembly and the analytical system employing same. The valve assembly is capable of performing the liquid handling functions...
70 92112936 Vibrative powder storehouse powder position monitoring method and device
The present invention discloses a kind of vibrating method and apparatus for inspecting the powder level of powder bin, which adopts an exciting signal generator circuit to send out a de...
71 92109993 Testing instrumet for vortex street flow meter
The invention is an eddy flowmeter tester. A waveform testing system consists of an attenuator, an amplifier, a trigger oscillation amplifier, a high pressure generator, a waveform displ...
72 92111654 Pneumatic optical-fibre precise liquid level indicator
The fibre-optical liquid level indicator is composed of transducer unit and signal processing system. The transducer unit is a closed-loop measuring system using compressed air as power ...
73 92111038 On-line changeable fluid meter
The on-line range-changeable fluid meter for measuring the flow rate of pipeline fluid is comprised of flow rate sensor, differential pressure transducer and secondary meter. The flow ra...
74 92111270 Industrial sewage drainage total quantity measuring instrument
This invention relates to a kind of sewage drain total amount detemination instrument for industrial waste. It includes an installation to carry out integration operation to produce the ...
75 92110188 Metric instrument convenient for taking liquid
Liquid metric device for easy taking liquid out uses the volume between cylinder, check valve and piston as metric tool of liquid and the weight of liquid is known according to the gradu...
76 92108262 Optical fiber flowmeter
High-sensitivity optical fibre flowmeter features that sensing optical fibre is put in vortex street called Karman vortex street generated by vortex generator and the forced vibration of...
77 92109022 High temperature and high pressure anti-block magnetic-float liguid level sensor
The sensor includes sampling cylinder assemble, signal output cylinder assemble, casing supporter assemble and float assemble. It can operate in high-temp and high-pressureb oilers, say,...
78 92108520 Momentum complex differencial pressure type mass flowmetre
The present flowmeter has a stepped pipe comprising two restangular elbows. In the pipe, the pressure consists of three parts of fluid dynamic, pipe operation pressure and fluid density ...
79 97122479 Technology for basically eliminating measured error led by temp. in Coriolis ta...
Circuit in a Coriolis meter that substantially eliminate temperature induced measurement errors which might otherwise be produced by performance differences existing between the separate ...
80 92107626 Gas meter copying device
This invention change the distribution type connection into bus connection, it includes data collector, connection wires, metering device and power source, the transmission of signals is...
81 92104132 Multi-channel microcomputerized dynamic oil-metering system
The present invention relates to a computer programmed metering method for metering the quantity of oil flow. It solves the problems of automatic distribution with lightening labour inte...
82 92106951 Piston type liquid constant volume metering supplying device
The present invention relates to a metering feeding device for liquid. It uses a piston-type structure. Its liquid metering is implemented by filling a preset volume with the liquid. It ...
83 92103745 Dielectric constant liquid level, interface, temperature and pressure senser
The present invention is designed according to the principle that different liquid mediums have different dielectric constants, and can transfer the liquid level, interface of two or two...
84 92102001 Rotary spherical flowmeter
The flowmeter is mainly composed of casing, reverse blade, circular ball, regulation blade, detector and meter. A scroll pipe is arranged in the casing and reverse blade is installed abo...
85 92108359 Measuring method of gas (steam) and liquid two-phase flow and mass gas content
Based on the swashing and differential pressure characteristics of target-type flowmeter, a target type flowmeter and a set of differential pressure measuring apparatus are used to measu...
86 92102942 Thermographic method for determing volume of concrete in mixing container
The present invention relates to a method for determining the level of concrete in a concrete mixer comprising the steps of contacting the exterior of concrete mixing drum with a strip o...
87 92101654 Steam measurer
The invented equipment for in-line measurement of parameters (pressure, temp, density, humidity, mass flow and heat value) of wet steam in industrial pipeline is composed of critical flo...
88 92100918 Automatic metering system for liquid in storage tank
The automatic metering method uses comprehensive measurement method including multiple parameters such as liquid level and pressure. The invented technique may be widely used for the aut...
89 92100806 Full-automatic level measuring and warning equipment for powder material storin...
In the present invention, electric motor and variable-speed gearing are used to drive a roll to display powder level intuitively. On the steel cable, an elastic switch box with two sprin...
90 92100085 Microcomputerized on-line real-time two-phase current high-speed measuring corr...
The present invention belongs to speed measuring equipment. The said two-phase current measuring correlator utilizes a Model. 28671 monochip computer, a sampling interface circuit which ...
91 92108003 Anti-corrosion electric transmitted-high pressure flow meter
A kind of anti-corrosion remote electrotransmission high-pressure flow meter is composed of sensing measuring unit, signal conversion unit, microprocessor system, and electric power supp...
92 91111813 Optical fibre and mercury liquid level sensor
In the invented sensor, an inner tube is mounted in the thin tube of J-type communicating ressels; a main optical fiber with top reflecting surface is fixed on the top of the inner tube;...
93 91107543 Water-meter box used in residence
This invention relates to a residential water-meter box which in cludes box body and box door. The water-meter box is inlaid on the outdoor wall of the residential storey, it not only im...
94 91107936 Intelligent integral-counting instrument for metering natural gas
This invention provides a real-time automatic collecting and processing apparatus for measuring the data of natural gas in oil field. The said apparatus mainly consists of host computer,...
95 91109535 Periodic sampling compensation method for vibration interference of position me...
Continuous vibration sometimes is necessary in production process or in conveying and workshop processing, but it generates interference in measurement of stuff level or position. The in...
96 91108971 Fluid level sampling device
A hole is made at the side of each tube joint of conventional glass tube liquid level gage and such two holes corresponding to upper and lower tube joints are communicated, via pressure-...
97 91108963 Level-sensing device
In the said level measuring instrument, a computer system is connected separately to all independent electrodes via capacitor transducers. The present invention can measure continuously,...
98 91108721 Method and apparatus for laser precision detection of liquid level
The present invention provides a precision laser detection method of liquid level and its installation. Said invention uses the prismatic effect of liquid level and uses the charge-coupl...
99 91105254 Measuring method for rock core volume with arbitary shape and measuring apparat...
The present invention relates to a method of measuring arbitrary shaped rock core volume and its measuring instrument. Said measuring method is that a kind of metal powder is selected as...
100 91104973 Electromechanical integrated digital controlled metrological valve device
A kind of digital controlled metrological valve suitable for use in petrochemical engineering, light industry food processing equipments. It includes electrically operated valve and valv...
« 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 » Pages: ( 1/25 total )