AU2001292803A1 - A method and apparatus for determining the level of particulate material in a particulate material collection vessel - Google Patents

A method and apparatus for determining the level of particulate material in a particulate material collection vessel

Info

Publication number
AU2001292803A1
AU2001292803A1 AU2001292803A AU9280301A AU2001292803A1 AU 2001292803 A1 AU2001292803 A1 AU 2001292803A1 AU 2001292803 A AU2001292803 A AU 2001292803A AU 9280301 A AU9280301 A AU 9280301A AU 2001292803 A1 AU2001292803 A1 AU 2001292803A1
Authority
AU
Australia
Prior art keywords
particulate material
determining
level
collection vessel
material collection
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.)
Abandoned
Application number
AU2001292803A
Inventor
Victor L. Alvarez
John C. Fournier
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.)
NexPress Digital LLC
Original Assignee
Heidelberg Digital LLC
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
Application filed by Heidelberg Digital LLC filed Critical Heidelberg Digital LLC
Publication of AU2001292803A1 publication Critical patent/AU2001292803A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • G01F23/296—Acoustic waves
    • G01F23/2961—Acoustic waves for discrete levels

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Sampling And Sample Adjustment (AREA)
AU2001292803A 2000-09-29 2001-09-20 A method and apparatus for determining the level of particulate material in a particulate material collection vessel Abandoned AU2001292803A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/675,413 US6435024B1 (en) 2000-09-29 2000-09-29 Method and apparatus for determining the level of particulate material in a particulate material collection vessel
US09675413 2000-09-29
PCT/US2001/029291 WO2002028779A1 (en) 2000-09-29 2001-09-20 Determining the level of particulate material

Publications (1)

Publication Number Publication Date
AU2001292803A1 true AU2001292803A1 (en) 2002-04-15

Family

ID=24710374

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001292803A Abandoned AU2001292803A1 (en) 2000-09-29 2001-09-20 A method and apparatus for determining the level of particulate material in a particulate material collection vessel

Country Status (4)

Country Link
US (1) US6435024B1 (en)
EP (1) EP1193478A3 (en)
AU (1) AU2001292803A1 (en)
WO (1) WO2002028779A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7360417B2 (en) * 2005-01-10 2008-04-22 Gems Sensors, Inc. Fluid level detector
US7607347B2 (en) 2006-03-07 2009-10-27 Gems Sensors, Inc. Fluid level detector
US20110151374A1 (en) * 2009-12-18 2011-06-23 Xerox Corporation Method and apparatus of rapid continuous drop formation process to produce chemical toner and nano-composite particles
DE102014109843A1 (en) * 2014-07-14 2016-01-14 Continental Automotive Gmbh Method for determining the level in a tank

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3498500A (en) * 1968-02-13 1970-03-03 Xerox Corp Level sensor
US4159786A (en) * 1977-11-11 1979-07-03 E. I. Du Pont De Nemours And Company Periodically excited level control probe
JPS5517138A (en) * 1978-07-24 1980-02-06 Konishiroku Photo Ind Co Ltd Remaining quantity detector of toner for electrophotographic copier
JPH0342591A (en) * 1989-07-10 1991-02-22 Konica Corp Powder level detecting device for powder storage chamber
US5074149A (en) * 1991-03-26 1991-12-24 Xerox Corporation Acoustic wave measurement of the properties of porous materials filled with air and granules
US5495315A (en) * 1991-03-27 1996-02-27 Xerox Corporation Level sensing apparatus
FR2687001A1 (en) * 1992-01-31 1993-08-06 Atochem Elf Sa DEVICE FOR ATTACHING ULTRASONIC MEASUREMENT PROBE.
US5438230A (en) * 1994-02-28 1995-08-01 Motorola, Inc. Piezoelectric material detector
US5922030A (en) * 1995-12-20 1999-07-13 Nartron Corporation Method and system for controlling a solid product release mechanism
JP3525019B2 (en) * 1996-02-19 2004-05-10 株式会社リコー Image forming device with powder pump
US5862431A (en) * 1997-04-25 1999-01-19 Hewlett-Packard Company Toner powder level sensing using element and pulse signal and toner powder presence sensing using piezoelectric film

Also Published As

Publication number Publication date
EP1193478A2 (en) 2002-04-03
EP1193478A3 (en) 2003-04-02
WO2002028779A8 (en) 2002-05-10
US6435024B1 (en) 2002-08-20
WO2002028779A1 (en) 2002-04-11

Similar Documents

Publication Publication Date Title
AU2001238127A1 (en) Method and apparatus for monitoring liquid level in a container
GB2340232B (en) Method and apparatus for detecting fluid level in a fluid container
GB2352460B (en) Method and apparatus for determining a cross slope of a surface
AU2002210458A1 (en) Device for determining and/or monitoring the density and/or the level of a filling material in a container
IL151332A0 (en) Method and apparatus for indicating the conditions in an absorbent article
AU2971700A (en) Method and apparatus for measuring factors in mammary fluids
IL138278A0 (en) Improved urine specimen container and method for using same
AU5330200A (en) Method and apparatus for the detection of volatile products in a sample
EP1188385A4 (en) Apparatus for detecting foreign matter in raw material and method of detecting the same
EP1224132A4 (en) Materials handling apparatus and method
AU7831798A (en) Method and apparatus for detecting microparticles in fluid samples
AU2455101A (en) Methods and apparatus for determining mineral components in sheet material
AU2001262944A1 (en) Method and apparatus for selective biological material detection
AU2001271146A1 (en) Apparatus and method for determining the shape and/or size of little particles
AU2971900A (en) Method and apparatus for measuring fluid levels in vessels
AU2001274007A1 (en) Method and device for determining the filling level of a medium in a container
AU2001292803A1 (en) A method and apparatus for determining the level of particulate material in a particulate material collection vessel
AU2001271760A1 (en) Method and apparatus for the detection of volatile products in a sample
AU2002315328A1 (en) Apparatus for detecting the presence of liquid in a storage container and corresponding method
AU2001254615A1 (en) Method for determining the efficiency of a liquid processing unit and device using said method
HUP9902164A3 (en) Apparatus for determining the content of a predetermined substance in a fluid
AU4239501A (en) Method and device for determining the level of a filling in container
AU5674100A (en) A method of determining the content of a component in a fluid sample and an apparatus therefor
AU2001266908A1 (en) Device and method for dispensing particulate material
AU5238201A (en) Density measurement method and apparatus therefor