AU4743997A - Method of determining a setback - Google Patents

Method of determining a setback

Info

Publication number
AU4743997A
AU4743997A AU47439/97A AU4743997A AU4743997A AU 4743997 A AU4743997 A AU 4743997A AU 47439/97 A AU47439/97 A AU 47439/97A AU 4743997 A AU4743997 A AU 4743997A AU 4743997 A AU4743997 A AU 4743997A
Authority
AU
Australia
Prior art keywords
setback
determining
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
AU47439/97A
Inventor
Alvin E. Brown
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.)
DIETRICH TECHNOLOGY HOLDING CORP
Original Assignee
DIETRICH TECHNOLOGY HOLDING CO
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 DIETRICH TECHNOLOGY HOLDING CO filed Critical DIETRICH TECHNOLOGY HOLDING CO
Publication of AU4743997A publication Critical patent/AU4743997A/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
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • G01F1/667—Arrangements of transducers for ultrasonic flowmeters; Circuits for operating ultrasonic flowmeters
    • G01F1/668—Compensating or correcting for variations in velocity of sound
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/02—Analysing fluids
    • G01N29/024—Analysing fluids by measuring propagation velocity or propagation time of acoustic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/24—Probes
    • G01N29/2487—Directing probes, e.g. angle probes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02836—Flow rate, liquid level
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/048—Transmission, i.e. analysed material between transmitter and receiver
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/056—Angular incidence, angular propagation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/10—Number of transducers
    • G01N2291/102—Number of transducers one emitter, one receiver

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • Measuring Volume Flow (AREA)
AU47439/97A 1996-10-04 1997-10-01 Method of determining a setback Abandoned AU4743997A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US72079296A 1996-10-04 1996-10-04
US08720792 1996-10-04
PCT/US1997/017842 WO1998014774A1 (en) 1996-10-04 1997-10-01 Method of determining a setback

Publications (1)

Publication Number Publication Date
AU4743997A true AU4743997A (en) 1998-04-24

Family

ID=24895302

Family Applications (1)

Application Number Title Priority Date Filing Date
AU47439/97A Abandoned AU4743997A (en) 1996-10-04 1997-10-01 Method of determining a setback

Country Status (2)

Country Link
AU (1) AU4743997A (en)
WO (1) WO1998014774A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10312034B3 (en) * 2003-03-06 2004-03-18 Krohne Ag Ultrasonic throughflow measurement involves ultrasonic signal transition time measurement between ultrasonic transducers for multiple immediately successive transitions of defined path in medium

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4856321A (en) * 1983-07-29 1989-08-15 Panametrics, Inc. Apparatus and methods for measuring fluid flow parameters
US4633719A (en) * 1985-03-27 1987-01-06 Badger Meter, Inc. Digital flow meter circuit and method for measuring flow
US5117698A (en) * 1988-12-07 1992-06-02 Joseph Baumoel Pulse train detection in transit time flowmeter
TW283763B (en) * 1992-10-06 1996-08-21 Caldon Inc
KR960013251B1 (en) * 1993-08-25 1996-10-02 주식회사 창민물산 Flow metter

Also Published As

Publication number Publication date
WO1998014774A1 (en) 1998-04-09

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