FR1297916A - Device for measuring the thickness of a liquid film - Google Patents

Device for measuring the thickness of a liquid film

Info

Publication number
FR1297916A
FR1297916A FR863070A FR863070A FR1297916A FR 1297916 A FR1297916 A FR 1297916A FR 863070 A FR863070 A FR 863070A FR 863070 A FR863070 A FR 863070A FR 1297916 A FR1297916 A FR 1297916A
Authority
FR
France
Prior art keywords
measuring
thickness
liquid film
film
liquid
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
FR863070A
Other languages
French (fr)
Inventor
Jean Lantelme
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Priority to FR863070A priority Critical patent/FR1297916A/en
Application granted granted Critical
Publication of FR1297916A publication Critical patent/FR1297916A/en
Expired legal-status Critical Current

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
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
    • G01B7/08—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using capacitive means
    • G01B7/085—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using capacitive means for measuring thickness of coating
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
    • G01N27/223—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance for determining moisture content, e.g. humidity

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
FR863070A 1961-05-26 1961-05-26 Device for measuring the thickness of a liquid film Expired FR1297916A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR863070A FR1297916A (en) 1961-05-26 1961-05-26 Device for measuring the thickness of a liquid film

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR863070A FR1297916A (en) 1961-05-26 1961-05-26 Device for measuring the thickness of a liquid film

Publications (1)

Publication Number Publication Date
FR1297916A true FR1297916A (en) 1962-07-06

Family

ID=8755996

Family Applications (1)

Application Number Title Priority Date Filing Date
FR863070A Expired FR1297916A (en) 1961-05-26 1961-05-26 Device for measuring the thickness of a liquid film

Country Status (1)

Country Link
FR (1) FR1297916A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2422928A1 (en) * 1978-04-14 1979-11-09 Var Sa Freely rotating wheel centering device - uses two electrostatic probes one below wheel rim and other on slidable shaft detecting plane of rim
EP0442727A2 (en) * 1990-02-14 1991-08-21 Murata Manufacturing Co., Ltd. Paper thickness detecting apparatus

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2422928A1 (en) * 1978-04-14 1979-11-09 Var Sa Freely rotating wheel centering device - uses two electrostatic probes one below wheel rim and other on slidable shaft detecting plane of rim
EP0442727A2 (en) * 1990-02-14 1991-08-21 Murata Manufacturing Co., Ltd. Paper thickness detecting apparatus
EP0442727A3 (en) * 1990-02-14 1992-03-18 Murata Manufacturing Co., Ltd. Paper thickness detecting apparatus
US5198777A (en) * 1990-02-14 1993-03-30 Murata Mfg. Co., Ltd. Paper thickness detecting apparatus having a resonator with a resonance point set by a capacitance detecting unit

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