IT998991B - SYSTEM FOR DETERMINING E.O CONTROL LARE DIMENSIONS OF AN OBJECT TO BE MONITORED APPLIED FOR EXAMPLE IN THE PRODUCTION OF OBJECTS BY MELTING IN ZONES IN THE ABSENCE OF OROGIUOLO - Google Patents

SYSTEM FOR DETERMINING E.O CONTROL LARE DIMENSIONS OF AN OBJECT TO BE MONITORED APPLIED FOR EXAMPLE IN THE PRODUCTION OF OBJECTS BY MELTING IN ZONES IN THE ABSENCE OF OROGIUOLO

Info

Publication number
IT998991B
IT998991B IT3061473A IT3061473A IT998991B IT 998991 B IT998991 B IT 998991B IT 3061473 A IT3061473 A IT 3061473A IT 3061473 A IT3061473 A IT 3061473A IT 998991 B IT998991 B IT 998991B
Authority
IT
Italy
Prior art keywords
orogiuolo
lare
zones
melting
absence
Prior art date
Application number
IT3061473A
Other languages
Italian (it)
Original Assignee
Siemens Ag
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
Priority claimed from DE19722253724 external-priority patent/DE2253724C3/en
Priority claimed from DE2253789A external-priority patent/DE2253789C3/en
Application filed by Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of IT998991B publication Critical patent/IT998991B/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/022—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness by means of tv-camera scanning

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
IT3061473A 1972-11-02 1973-10-26 SYSTEM FOR DETERMINING E.O CONTROL LARE DIMENSIONS OF AN OBJECT TO BE MONITORED APPLIED FOR EXAMPLE IN THE PRODUCTION OF OBJECTS BY MELTING IN ZONES IN THE ABSENCE OF OROGIUOLO IT998991B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19722253724 DE2253724C3 (en) 1972-11-02 1972-11-02 Device for monitoring the melting zone wandering through a semiconductor rod during crucible-free zone melting
DE2253789A DE2253789C3 (en) 1972-11-02 1972-11-02 Device for monitoring the melting zone wandering through a semiconductor rod during deep zone melting

Publications (1)

Publication Number Publication Date
IT998991B true IT998991B (en) 1976-02-20

Family

ID=25764041

Family Applications (1)

Application Number Title Priority Date Filing Date
IT3061473A IT998991B (en) 1972-11-02 1973-10-26 SYSTEM FOR DETERMINING E.O CONTROL LARE DIMENSIONS OF AN OBJECT TO BE MONITORED APPLIED FOR EXAMPLE IN THE PRODUCTION OF OBJECTS BY MELTING IN ZONES IN THE ABSENCE OF OROGIUOLO

Country Status (7)

Country Link
JP (2) JPS4978569A (en)
DK (1) DK145275C (en)
FR (1) FR2205661A1 (en)
GB (1) GB1446933A (en)
IT (1) IT998991B (en)
NL (1) NL7311949A (en)
SU (1) SU538671A3 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2179155B (en) * 1985-08-13 1989-08-16 English Electric Valve Co Ltd Spatial characteristic determination
FR2631112B1 (en) * 1988-05-04 1992-11-27 Cattarino Yvan METHOD AND DEVICE FOR AUTOMATICALLY DETECTING, VISUALIZING AND MEASURING THE POSITION OF THE WATER LINE OF A PAPER MACHINE

Also Published As

Publication number Publication date
SU538671A3 (en) 1976-12-05
DK145275B (en) 1982-10-18
JPS55174107U (en) 1980-12-13
NL7311949A (en) 1974-05-06
FR2205661A1 (en) 1974-05-31
GB1446933A (en) 1976-08-18
JPS4978569A (en) 1974-07-29
DK145275C (en) 1983-03-14

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