ZA854191B - Apparatus for the detection and measurement of suspended particulates in a molten metal - Google Patents

Apparatus for the detection and measurement of suspended particulates in a molten metal

Info

Publication number
ZA854191B
ZA854191B ZA854191A ZA854191A ZA854191B ZA 854191 B ZA854191 B ZA 854191B ZA 854191 A ZA854191 A ZA 854191A ZA 854191 A ZA854191 A ZA 854191A ZA 854191 B ZA854191 B ZA 854191B
Authority
ZA
South Africa
Prior art keywords
passage
molten metal
measurement
detection
suspended particulates
Prior art date
Application number
ZA854191A
Other languages
English (en)
Inventor
Raynald Hachey
Original Assignee
Alcan Int 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
Application filed by Alcan Int Ltd filed Critical Alcan Int Ltd
Publication of ZA854191B publication Critical patent/ZA854191B/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N15/1031—Investigating individual particles by measuring electrical or magnetic effects
    • G01N15/12—Investigating individual particles by measuring electrical or magnetic effects by observing changes in resistance or impedance across apertures when traversed by individual particles, e.g. by using the Coulter principle
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/06—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
    • G01N27/07—Construction of measuring vessels; Electrodes therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Investigating And Analyzing Materials By Characteristic Methods (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Manufacture Of Alloys Or Alloy Compounds (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Continuous Casting (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
ZA854191A 1984-06-11 1985-06-03 Apparatus for the detection and measurement of suspended particulates in a molten metal ZA854191B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB848414856A GB8414856D0 (en) 1984-06-11 1984-06-11 Detection and measurement of suspended particles in molten metal

Publications (1)

Publication Number Publication Date
ZA854191B true ZA854191B (en) 1986-03-26

Family

ID=10562250

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA854191A ZA854191B (en) 1984-06-11 1985-06-03 Apparatus for the detection and measurement of suspended particulates in a molten metal

Country Status (14)

Country Link
US (1) US4763065A (xx)
EP (1) EP0165035B1 (xx)
JP (1) JPS6110742A (xx)
KR (1) KR910004226B1 (xx)
AT (1) ATE55187T1 (xx)
AU (1) AU575652B2 (xx)
BR (1) BR8502774A (xx)
CA (1) CA1269712A (xx)
DE (1) DE3578952D1 (xx)
ES (1) ES8703017A1 (xx)
GB (1) GB8414856D0 (xx)
MY (1) MY100906A (xx)
NO (1) NO163078C (xx)
ZA (1) ZA854191B (xx)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1315127C (en) * 1989-02-03 1993-03-30 Raynald Hachey Apparatus for particle determination in liquid metals
BR9007333A (pt) * 1989-04-27 1992-04-21 Guthrie Res Ass Sensor de inclusao de metal fundido
ZA903236B (en) * 1989-04-27 1991-04-24 Guthrie Res Ass Molten material inclusion sensor
DE4118667A1 (de) * 1991-06-07 1992-12-10 Schott Geraete Patronenfoermiges ableitelement fuer potentiometrische messketten und verfahren zu dessen herstellung
US5834928A (en) * 1995-10-04 1998-11-10 Alcan International Limited Method and apparatus for the detection and measurement of solid particles in molten metal
US5789910A (en) * 1996-12-12 1998-08-04 R. Guthrie Research Associates Inc. Molten metal inclusion sensor probes
US6693443B2 (en) 1999-04-02 2004-02-17 Worcester Polytechnic Institute Systems for detecting and measuring inclusions
US6337564B2 (en) 1999-04-13 2002-01-08 Alcoa Inc. Detecting and classifying hard and soft inclusions in liquid metal
WO2002023153A2 (en) 2000-09-12 2002-03-21 Heraeus Electro-Nite International N.V. Apparatus for the detection and measurement of particulates in molten metal
EP1422510B1 (en) * 2002-11-21 2006-05-10 Heraeus Electro-Nite International N.V. Improved apparatus and method for the detection and measurement of particulates in molten metal
CN102116802B (zh) * 2010-01-06 2013-05-15 哈尔滨理工大学 金属熔体电阻率快速检测装置及检测方法
CN104391179B (zh) * 2014-12-16 2017-05-24 成都光明光电股份有限公司 熔融玻璃电导率测试装置及其方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3082372A (en) * 1959-04-20 1963-03-19 Ransburg Electro Coating Corp Apparatus for testing electrical resistivity of liquids
NL137000C (xx) * 1964-03-26
US3395343A (en) * 1964-07-21 1968-07-30 Coulter Electronics Electronic particle study apparatus and vessel construction therefor
US3714565A (en) * 1971-03-26 1973-01-30 Coulter Electronics Electronic particle analyzing apparatus with improved aperture tube
GB1387825A (en) * 1971-06-29 1975-03-19 Plessey Co Ltd Conductivity cells
US4555662A (en) * 1983-03-03 1985-11-26 Limca Research Inc. Method and apparatus for the detection and measurement of particulates in molten metal

Also Published As

Publication number Publication date
EP0165035A3 (en) 1987-09-30
KR910004226B1 (ko) 1991-06-24
MY100906A (en) 1991-05-16
KR860000558A (ko) 1986-01-29
DE3578952D1 (de) 1990-09-06
GB8414856D0 (en) 1984-07-18
EP0165035B1 (en) 1990-08-01
NO852325L (no) 1985-12-12
CA1269712A (en) 1990-05-29
NO163078B (no) 1989-12-18
JPH0250415B2 (xx) 1990-11-02
EP0165035A2 (en) 1985-12-18
JPS6110742A (ja) 1986-01-18
AU575652B2 (en) 1988-08-04
ES544020A0 (es) 1987-01-16
NO163078C (no) 1990-03-28
AU4346185A (en) 1985-12-19
US4763065A (en) 1988-08-09
BR8502774A (pt) 1986-02-18
ATE55187T1 (de) 1990-08-15
ES8703017A1 (es) 1987-01-16

Similar Documents

Publication Publication Date Title
EP0165035A3 (en) Apparatus for the detection and measurement of suspended particulates in molten metal
GB2078937B (en) Volumetric measurement of particles
GB2129140B (en) An eddy current probe with defect-noise discrimination
GB2083226B (en) Eddy current testing probe
NO161996C (no) Fremgangsmåte og apparat for å påvise og måle partikler i en metallsmelte
FR2393281A1 (fr) Dispositif pour la mesure electromagnetique du niveau ou de la distance d'une matiere liquide conductrice de l'electricite
JPS57168130A (en) Measuring probe for taking sample from metal bath and measuring bath temperature
ATA140882A (de) Messverfahren zur ermittlung des massenstromes staubfoermiger und feinkoerniger stoffe
AU8352182A (en) Eddy current flaw detection
DE3166002D1 (en) Probe for liquid-level detection
NO870257L (no) Fremgangsmaate og apparat for avstandsmaaling.
JPS57116245A (en) Electrode and battery for measuring potential difference
ZA835919B (en) Electrochemical apparatus for monitoring and/or measuring a component of a gas
GB2165650B (en) Method and apparatus for the quantative and qualitative measurement of small metal particles
DE3564865D1 (en) Method and eddy current probe for the examination of screws
JPS57169005A (en) Sonde for measuring electric resistance of charging material in reduction melting furnace
GB2183806B (en) Apparatus for measuring the free length of an electrode of an electric furnace
JPS56129850A (en) Measuring method for feo in powder and particle
YU120681A (en) Method of measuring the temperature of gas and particles in a magneto-hydrodynamic generator
RO86062B1 (ro) Pulbere feromagnetica fluorescenta pentru controlul defectoscopic nedestructiv si procedeu de obtinere a acesteia
JPS57176697A (en) Eddy current measuring probe
Sutton Measurement and Control of Nonmetallic Particles in VIM-Melted Superalloys
JPS53118091A (en) Establishing method of sensibility of vortex flow crack detector and sensitivity establishing apparatus used for carrying out the method
CS186072B1 (en) Equipment for indication and separation of foreign articles of metallic and non-metallic character from processed substance
ZA818612B (en) Method of determining partial pressure of gas and probe for carrying out the method