BE1010228A5 - Dispositif pour la determination intermittente de l'epaisseur de couches se trouvant sur du metal en fusion. - Google Patents

Dispositif pour la determination intermittente de l'epaisseur de couches se trouvant sur du metal en fusion. Download PDF

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Publication number
BE1010228A5
BE1010228A5 BE9500062A BE9500062A BE1010228A5 BE 1010228 A5 BE1010228 A5 BE 1010228A5 BE 9500062 A BE9500062 A BE 9500062A BE 9500062 A BE9500062 A BE 9500062A BE 1010228 A5 BE1010228 A5 BE 1010228A5
Authority
BE
Belgium
Prior art keywords
sensor
sensors
layer
signal
thickness
Prior art date
Application number
BE9500062A
Other languages
English (en)
French (fr)
Inventor
Joachim Mueller
Hartmut Haubrich
Original Assignee
Amepa Eng Gmbh
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 Amepa Eng Gmbh filed Critical Amepa Eng Gmbh
Application granted granted Critical
Publication of BE1010228A5 publication Critical patent/BE1010228A5/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D21/00—Arrangements of monitoring devices; Arrangements of safety devices
    • F27D21/02—Observation or illuminating devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D2/00—Arrangement of indicating or measuring devices, e.g. for temperature or viscosity of the fused mass
    • B22D2/003—Arrangement of indicating or measuring devices, e.g. for temperature or viscosity of the fused mass for the level of the molten metal
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D21/00—Arrangements of monitoring devices; Arrangements of safety devices
    • F27D21/0028—Devices for monitoring the level of the melt
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
BE9500062A 1994-01-28 1995-01-25 Dispositif pour la determination intermittente de l'epaisseur de couches se trouvant sur du metal en fusion. BE1010228A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4402463A DE4402463C2 (de) 1994-01-28 1994-01-28 Vorrichtung zur diskontinuierlichen Erfassung der Dicke einer Schicht auf einer Metallschmelze

Publications (1)

Publication Number Publication Date
BE1010228A5 true BE1010228A5 (fr) 1998-04-07

Family

ID=6508854

Family Applications (1)

Application Number Title Priority Date Filing Date
BE9500062A BE1010228A5 (fr) 1994-01-28 1995-01-25 Dispositif pour la determination intermittente de l'epaisseur de couches se trouvant sur du metal en fusion.

Country Status (7)

Country Link
JP (1) JP2854256B2 (de)
KR (1) KR950032651A (de)
CN (1) CN1109584A (de)
BE (1) BE1010228A5 (de)
DE (1) DE4402463C2 (de)
FR (1) FR2715722B1 (de)
GB (1) GB2286051B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19836844C2 (de) * 1998-08-14 2001-07-05 Sms Demag Ag Verfahren zum Bestimmen der Höhe des Badspiegels eines Elektrolichtbogenofens
DE10233052A1 (de) * 2002-07-19 2004-02-05 Giesecke & Devrient Gmbh Erkennung von Mehrfachabzügen
DE102006003950A1 (de) 2006-01-26 2007-08-30 Heraeus Electro-Nite International N.V. Vorrichtung zum Bestimmen einer Grenzfläche einer Schlackeschicht
JP5065614B2 (ja) * 2006-04-14 2012-11-07 株式会社アルバック 渦電流式膜厚計
US8482295B2 (en) * 2009-02-23 2013-07-09 Hatch Ltd. Electromagnetic bath level measurement for pyrometallurgical furnaces
CN101666614B (zh) * 2009-10-20 2011-08-10 北京科技大学 一种连铸结晶器保护渣液渣层厚度的测量装置和方法
US9057146B2 (en) * 2010-08-24 2015-06-16 Varian Semiconductor Equipment Associates, Inc. Eddy current thickness measurement apparatus
CN107401996B (zh) * 2017-09-25 2023-10-20 江苏省水利科学研究院 淤泥检测杆
CN107504892B (zh) * 2017-10-13 2023-04-28 中国恩菲工程技术有限公司 矿热电炉渣层厚度检测装置及检测方法
CN118149744B (zh) * 2024-05-13 2024-07-19 山东华韵新材料有限公司 一种金属板材生产厚度检测装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60183503A (ja) * 1984-03-02 1985-09-19 Nippon Kokan Kk <Nkk> 溶鋼スラグの厚み測定方法
GB2183849A (en) * 1985-12-09 1987-06-10 Geotronics Metaltech Ab Device for the detection of slag level in a molten metal bath
DE3832763A1 (de) * 1987-09-28 1989-04-06 Geotronics Ab Vorrichtung zur erfassung des niveaus einer schlackengrenzschicht in einer metallschmelze
JPH0194201A (ja) * 1987-10-06 1989-04-12 Sumitomo Metal Ind Ltd 溶融スラグ厚さの測定方法及び装置
WO1994018549A1 (en) * 1993-02-03 1994-08-18 Mefos, Stiftelsen För Metallurgisk Forskning A method for simultaneously measuring the positions of more than one surface in metallurgic processes

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4223552A (en) * 1979-03-21 1980-09-23 Emhart Industries, Inc. Apparatus and method for sensing a substance on a liquid surface
JPS61212702A (ja) * 1985-03-18 1986-09-20 Nippon Kokan Kk <Nkk> スラグの厚さ測定方法
US4849694A (en) * 1986-10-27 1989-07-18 Nanometrics, Incorporated Thickness measurements of thin conductive films
JPH0648185B2 (ja) * 1988-10-12 1994-06-22 明産株式会社 シート厚さ測定装置
US4876888A (en) * 1988-11-17 1989-10-31 John Ricketts Thickness monitor for floated sludge
JPH02247539A (ja) * 1989-03-20 1990-10-03 Nippon Steel Corp 溶融金属上のスラグ厚測定方法
FR2651876B1 (fr) * 1989-09-13 1991-12-13 Siderurgie Fse Inst Rech Procede pour determiner en continu l'epaisseur du laitier liquide a la surface d'un bain de metal en fusion dans un recipient metallurgique.
US5062298A (en) * 1989-12-05 1991-11-05 E. I. Du Pont De Nemours And Company Non-contact wet or dry film thickness measuring device using eddy current and ultrasonic sensors

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60183503A (ja) * 1984-03-02 1985-09-19 Nippon Kokan Kk <Nkk> 溶鋼スラグの厚み測定方法
GB2183849A (en) * 1985-12-09 1987-06-10 Geotronics Metaltech Ab Device for the detection of slag level in a molten metal bath
DE3832763A1 (de) * 1987-09-28 1989-04-06 Geotronics Ab Vorrichtung zur erfassung des niveaus einer schlackengrenzschicht in einer metallschmelze
JPH0194201A (ja) * 1987-10-06 1989-04-12 Sumitomo Metal Ind Ltd 溶融スラグ厚さの測定方法及び装置
WO1994018549A1 (en) * 1993-02-03 1994-08-18 Mefos, Stiftelsen För Metallurgisk Forskning A method for simultaneously measuring the positions of more than one surface in metallurgic processes

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 010, no. 034 (P - 427) 8 February 1986 (1986-02-08) *
PATENT ABSTRACTS OF JAPAN vol. 013, no. 329 (P - 904) 25 July 1989 (1989-07-25) *

Also Published As

Publication number Publication date
GB9426412D0 (en) 1995-03-01
GB2286051A (en) 1995-08-02
FR2715722A1 (fr) 1995-08-04
GB2286051B (en) 1998-03-04
FR2715722B1 (fr) 1997-08-29
JPH07225105A (ja) 1995-08-22
CN1109584A (zh) 1995-10-04
DE4402463C2 (de) 1998-01-29
KR950032651A (ko) 1995-12-22
DE4402463A1 (de) 1995-08-03
JP2854256B2 (ja) 1999-02-03

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: AMEPA ENG. G.M.B.H.

Effective date: 19990131