FR72083E - Dispositif de détection et de mesure du ferromagnétisme - Google Patents

Dispositif de détection et de mesure du ferromagnétisme

Info

Publication number
FR72083E
FR72083E FR72083DA FR72083E FR 72083 E FR72083 E FR 72083E FR 72083D A FR72083D A FR 72083DA FR 72083 E FR72083 E FR 72083E
Authority
FR
France
Prior art keywords
ferromagnetism
detection
measurement device
measurement
ferromagnetism detection
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.)
Expired
Application number
Other languages
English (en)
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.)
Varian Medical Systems Inc
Original Assignee
Varian Associates Inc
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 Varian Associates Inc filed Critical Varian Associates Inc
Application granted granted Critical
Publication of FR72083E publication Critical patent/FR72083E/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/24—Arrangements or instruments for measuring magnetic variables involving magnetic resonance for measuring direction or magnitude of magnetic fields or magnetic flux
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/022—Measuring gradient

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Magnetic Variables (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
FR72083D 1956-07-05 1957-07-01 Dispositif de détection et de mesure du ferromagnétisme Expired FR72083E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US595965A US2975360A (en) 1956-07-05 1956-07-05 Magnetoabsorption flux meter and gradiometer

Publications (1)

Publication Number Publication Date
FR72083E true FR72083E (fr) 1960-03-21

Family

ID=24385436

Family Applications (1)

Application Number Title Priority Date Filing Date
FR72083D Expired FR72083E (fr) 1956-07-05 1957-07-01 Dispositif de détection et de mesure du ferromagnétisme

Country Status (4)

Country Link
US (1) US2975360A (fr)
CH (1) CH377442A (fr)
FR (1) FR72083E (fr)
GB (1) GB868781A (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA750532A (en) * 1958-02-06 1967-01-10 Jung Paul Magnetometer
US3114103A (en) * 1960-06-27 1963-12-10 Paul H Serson Method of making an electromagnetic measurement
US3110282A (en) * 1960-08-24 1963-11-12 Friedrich M O Foerster Degaussing control
NL281232A (fr) * 1961-07-20
GB1165285A (en) * 1966-02-08 1969-09-24 Licentia Gmbh Method of Measuring Very Small Differences in Field Strength by Means of a Nuclear-Resonance Magnetic-Field Measuring Instrument
US3528005A (en) * 1967-11-16 1970-09-08 Trw Inc Ultra-sensitive magnetic gradiometer using weakly coupled superconductors connected in the manner of a figure eight
US3619772A (en) * 1969-08-29 1971-11-09 Burroughs Corp Magnetometer employing means responsive to variations of magnetization vector position in a thin film sensor
US3612986A (en) * 1970-03-16 1971-10-12 Southwest Res Inst Sensing apparatus for use with magnetoabsorption apparatus using semicylindrical coils
US3792348A (en) * 1971-11-19 1974-02-12 W Rollwitz Method of determining stress in a ferromagnetic member using magnetoabsorption
US4340861A (en) * 1980-03-03 1982-07-20 Raytheon Company Method of measuring magnetic field characteristics of magnetic materials
US4465974A (en) * 1980-03-03 1984-08-14 Raytheon Company Apparatus for measuring magnetic field characteristics of magnetic materials
US4590425A (en) * 1982-06-23 1986-05-20 Schonstedt Instrument Company Magnetic detector apparatus with excitation conductors connected in series via sensor housing
US4539522A (en) * 1982-06-23 1985-09-03 Schonstedt Instrument Company Magnetic detector apparatus with liquid-supported, conductive, sensor-support tube
FR2548787B1 (fr) * 1983-07-04 1986-01-31 Thomson Csf Tete de mesure pour appareil de mesure de vecteur de gradient de champ magnetique, appareil de mesure comprenant une telle tete et procede de mesure
US5311125A (en) * 1992-03-18 1994-05-10 Lake Shore Cryotronics, Inc. Magnetic property characterization system employing a single sensing coil arrangement to measure AC susceptibility and DC moment of a sample
FR2702279B1 (fr) * 1993-03-05 1995-04-07 Commissariat Energie Atomique Magnétomètre différentiel à résonance.
ES2288393B1 (es) * 2006-02-14 2008-10-16 Micromag 2000, S.L. Metodo y sistema para la caracterizacion individualizada de elementos magneticos basado en resonancia ferromagnetica.
FR3026193B1 (fr) 2014-09-19 2016-12-23 Commissariat Energie Atomique Magnetometre sans asservissement et a compensation des fluctuations de la pente de resonance en champ faible, reseau de magnetometres et procede de mesure

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB600915A (en) * 1943-09-30 1948-04-22 Standard Telephones Cables Ltd Improvements in or relating to apparatus for investigating surface layers of metals
US2480265A (en) * 1946-01-23 1949-08-30 Jacob H Rubenstein Magnetometer
US2520677A (en) * 1946-06-19 1950-08-29 Stanolind Oil & Gas Co Magnetic gradient measurement
US2564777A (en) * 1946-09-19 1951-08-21 Du Mont Allen B Lab Inc Device for testing ferrous metals
US2645563A (en) * 1946-12-06 1953-07-14 Texas A & M Res Foundation Method of determining the end point of a titration
USRE23950E (en) * 1946-12-23 1955-02-22 Method and means for chemical analysis
US2752564A (en) * 1947-01-14 1956-06-26 Clifford M Ryerson Apparatus for detecting a magnetic field
US2620381A (en) * 1947-05-27 1952-12-02 Fred M Mayes Magnetometer gradiometer apparatus and method
US2671275A (en) * 1949-03-31 1954-03-09 Rca Corp Magnetometer
US2772393A (en) * 1952-12-23 1956-11-27 California Research Corp Water-in-oil detector
US2774060A (en) * 1953-06-15 1956-12-11 Richard B Thompson Detecting means for stolen goods
US2806181A (en) * 1954-10-06 1957-09-10 Robotron Corp Metal detecting apparatus

Also Published As

Publication number Publication date
US2975360A (en) 1961-03-14
GB868781A (en) 1961-05-25
CH377442A (de) 1964-05-15

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