GB8409696D0 - Control of liquid stock - Google Patents

Control of liquid stock

Info

Publication number
GB8409696D0
GB8409696D0 GB848409696A GB8409696A GB8409696D0 GB 8409696 D0 GB8409696 D0 GB 8409696D0 GB 848409696 A GB848409696 A GB 848409696A GB 8409696 A GB8409696 A GB 8409696A GB 8409696 D0 GB8409696 D0 GB 8409696D0
Authority
GB
United Kingdom
Prior art keywords
control
liquid stock
stock
liquid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
GB848409696A
Other versions
GB2138947B (en
GB2138947A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHILTERN GLASS FIBRES Ltd
Original Assignee
CHILTERN GLASS FIBRES Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from GB838310096A external-priority patent/GB8310096D0/en
Application filed by CHILTERN GLASS FIBRES Ltd filed Critical CHILTERN GLASS FIBRES Ltd
Publication of GB8409696D0 publication Critical patent/GB8409696D0/en
Publication of GB2138947A publication Critical patent/GB2138947A/en
Application granted granted Critical
Publication of GB2138947B publication Critical patent/GB2138947B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G01M3/32—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators
    • G01M3/3236—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators by monitoring the interior space of the containers
    • G01M3/3245—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators by monitoring the interior space of the containers using a level monitoring device
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves
    • G01F23/292—Light, e.g. infrared or ultraviolet
    • G01F23/2921—Light, e.g. infrared or ultraviolet for discrete levels
    • G01F23/2922—Light, e.g. infrared or ultraviolet for discrete levels with light-conducting sensing elements, e.g. prisms
    • G01F23/2925—Light, e.g. infrared or ultraviolet for discrete levels with light-conducting sensing elements, e.g. prisms using electrical detecting means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/80—Arrangements for signal processing
    • G01F23/802—Particular electronic circuits for digital processing equipment
    • G01F23/804—Particular electronic circuits for digital processing equipment containing circuits handling parameters other than liquid level
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
    • G01F25/20—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of apparatus for measuring liquid level
GB08409696A 1983-04-14 1984-04-13 Improvements in or relating to a method of control of liquid stock Expired GB2138947B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB838310096A GB8310096D0 (en) 1983-04-14 1983-04-14 Control of liquid stock
US57274284A 1984-01-23 1984-01-23

Publications (3)

Publication Number Publication Date
GB8409696D0 true GB8409696D0 (en) 1984-05-23
GB2138947A GB2138947A (en) 1984-10-31
GB2138947B GB2138947B (en) 1986-10-08

Family

ID=26285820

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08409696A Expired GB2138947B (en) 1983-04-14 1984-04-13 Improvements in or relating to a method of control of liquid stock

Country Status (1)

Country Link
GB (1) GB2138947B (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5058420A (en) * 1990-04-20 1991-10-22 Hughes Aircraft Company Fiber optic liquid leak detector
GB9011084D0 (en) * 1990-05-17 1990-07-04 Ag Patents Ltd Volume measurement
GB2254150A (en) * 1991-03-23 1992-09-30 Ford Motor Co Low liquid level warning system
US5363093A (en) * 1992-08-11 1994-11-08 Tanknology Corporation International Method and apparatus for continuous tank monitoring
FR2710743B1 (en) * 1993-09-30 1995-12-22 Jean Dauvergne Device for measuring the quantity of fuel in a motor vehicle tank.
US5757664A (en) 1996-06-04 1998-05-26 Warren Rogers Associates, Inc. Method and apparatus for monitoring operational performance of fluid storage systems
US6925397B2 (en) 1994-11-29 2005-08-02 Warren Rogers Associates Meter calibration accuracy
USH1743H (en) * 1995-03-17 1998-08-04 Hercules Incorporated Inventory management method and apparatus
US5544518A (en) * 1995-06-02 1996-08-13 Veeder-Root Company Apparatus and method for calibrating manifolded tanks
US5665895A (en) * 1995-06-02 1997-09-09 Veeder-Root Company Apparatus and method for calibrating a storage tank
US6934644B2 (en) 1996-06-04 2005-08-23 Warren Rogers Associates, Inc. Method and apparatus for monitoring operational performance of fluid storage systems
US6691061B1 (en) 1996-06-04 2004-02-10 Warren Rogers Associates, Inc. Method and apparatus for monitoring operational performance of fluid storage systems
US6909986B2 (en) 1996-06-04 2005-06-21 Warren Rogers Associates, Inc. Method and apparatus for monitoring operational performance of fluid storage systems
AUPP858599A0 (en) * 1999-02-09 1999-03-04 Liquip Sales Pty Limited Fluid detector
DE10015919A1 (en) * 2000-03-30 2001-10-04 Bosch Gmbh Robert Method and device for controlling an internal combustion engine
US6397668B1 (en) * 2000-03-31 2002-06-04 Ford Global Technologies, Inc. Fuel level monitor
SE528026C2 (en) 2002-03-26 2006-08-08 Identic Ab Additive method and system for spill-free refueling and method and device for level detection during refueling
SE538288C2 (en) * 2011-04-19 2016-04-26 Scania Cv Ab SCR system and a procedure of an SCR system
EP4098603B1 (en) 2021-06-02 2024-01-10 Bull Sas Automatic remote management of fuel filling stations

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB883438A (en) * 1958-06-20 1961-11-29 Parkinson Cowan Appliances Ltd Improvements in or relating to tank contents indicators
CA1082053A (en) * 1976-09-02 1980-07-22 Fred A. Vaccari Optical material level probe
GB1561667A (en) * 1976-11-29 1980-02-27 Grumman Aerospace Corp Electro optical fluid measurement system
DE2753714C2 (en) * 1977-12-02 1986-11-13 SWF Auto-Electric GmbH, 7120 Bietigheim-Bissingen Device for measuring and displaying values related to fuel consumption
GB2076960B (en) * 1980-05-29 1983-10-26 Standard Telephones Cables Ltd Liquid sensor

Also Published As

Publication number Publication date
GB2138947B (en) 1986-10-08
GB2138947A (en) 1984-10-31

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940413