FR1044840A - - Google Patents

Info

Publication number
FR1044840A
FR1044840A FR1044840DA FR1044840A FR 1044840 A FR1044840 A FR 1044840A FR 1044840D A FR1044840D A FR 1044840DA FR 1044840 A FR1044840 A FR 1044840A
Authority
FR
France
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.)
Expired
Application number
Other languages
French (fr)
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 filed Critical
Application granted granted Critical
Publication of FR1044840A publication Critical patent/FR1044840A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01V3/104—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 using several coupled or uncoupled coils
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R17/00—Measuring arrangements involving comparison with a reference value, e.g. bridge

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electromagnetism (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Geophysics And Detection Of Objects (AREA)
FR1044840D 1951-08-21 1951-09-21 Expired FR1044840A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DESCH7351A DE912727C (en) 1951-08-21 1951-08-21 Method for separating a component with a given phase relationship from an alternating current signal, in particular for the detection of metal bodies

Publications (1)

Publication Number Publication Date
FR1044840A true FR1044840A (en) 1953-11-20

Family

ID=7425320

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1044840D Expired FR1044840A (en) 1951-08-21 1951-09-21

Country Status (2)

Country Link
DE (1) DE912727C (en)
FR (1) FR1044840A (en)

Also Published As

Publication number Publication date
DE912727C (en) 1954-06-03

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