DE2855081A1 - Vorrichtung zur ermittlung eines gewalzten metallerzeugnisses waehrend seiner bewegung - Google Patents

Vorrichtung zur ermittlung eines gewalzten metallerzeugnisses waehrend seiner bewegung

Info

Publication number
DE2855081A1
DE2855081A1 DE19782855081 DE2855081A DE2855081A1 DE 2855081 A1 DE2855081 A1 DE 2855081A1 DE 19782855081 DE19782855081 DE 19782855081 DE 2855081 A DE2855081 A DE 2855081A DE 2855081 A1 DE2855081 A1 DE 2855081A1
Authority
DE
Germany
Prior art keywords
frequency
signal
electrical
circuit
metal product
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.)
Withdrawn
Application number
DE19782855081
Other languages
German (de)
English (en)
Inventor
Jean-Paul Fischbach
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.)
Centre de Recherches Metallurgiques CRM ASBL
Original Assignee
Centre de Recherches Metallurgiques CRM ASBL
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 Centre de Recherches Metallurgiques CRM ASBL filed Critical Centre de Recherches Metallurgiques CRM ASBL
Publication of DE2855081A1 publication Critical patent/DE2855081A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B38/00—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
    • G01V3/10—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils
    • G01V3/101—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils by measuring the impedance of the search coil; by measuring features of a resonant circuit comprising the search coil
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/16—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling wire rods, bars, merchant bars, rounds wire or material of like small cross-section
    • B21B1/18—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling wire rods, bars, merchant bars, rounds wire or material of like small cross-section in a continuous process

Landscapes

  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Electromagnetism (AREA)
  • Mechanical Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
DE19782855081 1977-12-27 1978-12-20 Vorrichtung zur ermittlung eines gewalzten metallerzeugnisses waehrend seiner bewegung Withdrawn DE2855081A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE6046287A BE862377A (fr) 1977-12-27 1977-12-27 Dispositif pour detecter la presence d'un produit metallique lamine, en mouvement

Publications (1)

Publication Number Publication Date
DE2855081A1 true DE2855081A1 (de) 1979-07-05

Family

ID=3874761

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19782855081 Withdrawn DE2855081A1 (de) 1977-12-27 1978-12-20 Vorrichtung zur ermittlung eines gewalzten metallerzeugnisses waehrend seiner bewegung

Country Status (7)

Country Link
JP (1) JPS54100764A (fr)
BE (1) BE862377A (fr)
CA (1) CA1122670A (fr)
DE (1) DE2855081A1 (fr)
FR (1) FR2413673A1 (fr)
GB (1) GB2011082B (fr)
LU (1) LU80722A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0210946A2 (fr) * 1985-07-24 1987-02-04 MANNESMANN Aktiengesellschaft Transporteur à rouleaux pour un laminoir de produits plats
FR2683748A1 (fr) * 1991-11-19 1993-05-21 Unimetall Sa Procede et dispositif de detection de la presence de demi-produits siderurgiques sur un laminoir a chaud.

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4334604A (en) * 1979-03-15 1982-06-15 Casino Investment Limited Coin detecting apparatus for distinguishing genuine coins from slugs, spurious coins and the like
GB8424096D0 (en) * 1984-09-24 1984-10-31 Buttemer D A Inductive loop detector
GB2280802A (en) * 1993-07-17 1995-02-08 Sabed Ltd An improved detector circuit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3148563A (en) * 1959-06-15 1964-09-15 South African Iron & Steel Detection of the arrival of material at a point in a rolling mill
CH421237A (de) * 1964-02-05 1966-09-30 Ebauches Sa Näherungsdetektor
US3397364A (en) * 1967-05-24 1968-08-13 Small Business Administ Inductive loop metallic object detector
DE2220944C2 (de) * 1972-04-28 1974-02-14 Guenther Dipl.-Ing. 2209 Sushoern Weber Elektronisches, berührungslos arbeitendes Schaltgerät
JPS5326972B2 (fr) * 1973-11-19 1978-08-05
GB1482976A (en) * 1975-06-09 1977-08-17 Spencer P Metal detectors

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NICHTS-ERMITTELT *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0210946A2 (fr) * 1985-07-24 1987-02-04 MANNESMANN Aktiengesellschaft Transporteur à rouleaux pour un laminoir de produits plats
EP0210946A3 (en) * 1985-07-24 1988-05-25 Mannesmann Aktiengesellschaft Roller table for a rolling mill of flat products
FR2683748A1 (fr) * 1991-11-19 1993-05-21 Unimetall Sa Procede et dispositif de detection de la presence de demi-produits siderurgiques sur un laminoir a chaud.

Also Published As

Publication number Publication date
GB2011082A (en) 1979-07-04
GB2011082B (en) 1982-10-06
BE862377A (fr) 1978-06-27
JPS54100764A (en) 1979-08-08
CA1122670A (fr) 1982-04-27
FR2413673A1 (fr) 1979-07-27
FR2413673B1 (fr) 1985-03-15
LU80722A1 (fr) 1979-04-13

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8130 Withdrawal