BE563869A - - Google Patents

Info

Publication number
BE563869A
BE563869A BE563869DA BE563869A BE 563869 A BE563869 A BE 563869A BE 563869D A BE563869D A BE 563869DA BE 563869 A BE563869 A BE 563869A
Authority
BE
Belgium
Application number
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.)
Publication of BE563869A publication Critical patent/BE563869A/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N22/00—Investigating or analysing materials by the use of microwaves or radio waves, i.e. electromagnetic waves with a wavelength of one millimetre or more
    • G01N22/02—Investigating the presence of flaws
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/002—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
BE563869D 1957-01-25 BE563869A (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1165687T 1957-01-25

Publications (1)

Publication Number Publication Date
BE563869A true BE563869A (ko)

Family

ID=9654622

Family Applications (1)

Application Number Title Priority Date Filing Date
BE563869D BE563869A (ko) 1957-01-25

Country Status (3)

Country Link
US (1) US2999982A (ko)
BE (1) BE563869A (ko)
FR (1) FR1165687A (ko)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3102232A (en) * 1960-06-17 1963-08-27 North American Aviation Inc Microwave electrical thickness comparator utilizing a waveguide probe
US3117276A (en) * 1960-06-28 1964-01-07 Wisconsin Alumni Res Found Thickness measuring method and apparatus employing microwaves
US3394306A (en) * 1964-08-03 1968-07-23 Mb Assoc Transmission line scattering range utilizing directionally controlled unradiated waveuiding for measuring reflective wave properties
US3437923A (en) * 1965-01-06 1969-04-08 Aerojet General Co Method of determining average orientation of wires in material
US3786330A (en) * 1972-04-28 1974-01-15 Nippendenso Co Ltd Automatic windshield wiping apparatus by using microwaves for vehicles
SE8000410L (sv) * 1979-01-20 1980-07-21 Lambda Ind Science Ltd Sprickdetektor
US4364008A (en) * 1980-10-02 1982-12-14 Jacques Steven L Focusing probe for moisture measurement device
US6359446B1 (en) 1997-09-25 2002-03-19 Jack R. Little, Jr. Apparatus and method for nondestructive testing of dielectric materials
US7777499B2 (en) * 2004-08-05 2010-08-17 Little Jr Jack R High-resolution, nondestructive imaging of dielectric materials
US8525705B1 (en) 2010-05-20 2013-09-03 The United States Of America As Represented By The Secretary Of The Navy Apparatus and method for detecting defects in solid rocket motor propellant
FR2983591B1 (fr) * 2011-12-02 2014-01-03 Dassault Aviat Appareil de controle d'une surface et procede associe
EP3049796B1 (en) 2013-09-25 2019-03-13 Evisive Inc. Nondestructive, absolute determination of thickness or depth in dielectric materials

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE914632C (de) * 1943-05-17 1954-07-05 Ericsson Telefon Ab L M Elektrischer Abstands- und Geschwindigkeitsmesser
US2645769A (en) * 1947-06-05 1953-07-14 Walter Van B Roberts Continuous wave radar system
US2622127A (en) * 1948-12-14 1952-12-16 Bell Telephone Labor Inc Indicating apparatus
US2768354A (en) * 1951-05-26 1956-10-23 Bell Telephone Labor Inc Gyromagnetic resonance type microwave mode converter
US2746014A (en) * 1951-12-27 1956-05-15 Bell Telephone Labor Inc Transmission meter
US2808584A (en) * 1954-01-29 1957-10-01 Bell Telephone Labor Inc Directional radiator
US2767379A (en) * 1954-04-14 1956-10-16 Bell Telephone Labor Inc Electromagnetic wave equalization

Also Published As

Publication number Publication date
FR1165687A (fr) 1958-10-28
US2999982A (en) 1961-09-12

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