FR987863A - Measuring and control device, intended for the permanent monitoring of the degree of concentration or of other properties of acids, bases and other liquid products, using alternating current - Google Patents

Measuring and control device, intended for the permanent monitoring of the degree of concentration or of other properties of acids, bases and other liquid products, using alternating current

Info

Publication number
FR987863A
FR987863A FR987863DA FR987863A FR 987863 A FR987863 A FR 987863A FR 987863D A FR987863D A FR 987863DA FR 987863 A FR987863 A FR 987863A
Authority
FR
France
Prior art keywords
bases
acids
concentration
properties
measuring
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
French (fr)
Inventor
Paul Mozar
Manfred Seiffert
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 FR987863A publication Critical patent/FR987863A/en
Expired legal-status Critical Current

Links

Classifications

    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
FR987863D 1949-06-02 1949-06-08 Measuring and control device, intended for the permanent monitoring of the degree of concentration or of other properties of acids, bases and other liquid products, using alternating current Expired FR987863A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEP44620A DE836262C (en) 1949-06-02 1949-06-02 Measuring and testing device for continuous monitoring of the degree of concentration and / or other properties of acids, bases and other liquid substances using alternating current

Publications (1)

Publication Number Publication Date
FR987863A true FR987863A (en) 1951-08-20

Family

ID=7380460

Family Applications (1)

Application Number Title Priority Date Filing Date
FR987863D Expired FR987863A (en) 1949-06-02 1949-06-08 Measuring and control device, intended for the permanent monitoring of the degree of concentration or of other properties of acids, bases and other liquid products, using alternating current

Country Status (2)

Country Link
DE (1) DE836262C (en)
FR (1) FR987863A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2976720A (en) * 1959-04-09 1961-03-28 Gen Motors Corp Apparatus for measuring the vapor content of fluids

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL239809A (en) * 1958-06-03
FR2502331A1 (en) * 1980-12-30 1982-09-24 Ki N Proizv Capacitive transducer for aerosol flow property measurement - has potential, null and compensation electrodes on dielectric bush

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2976720A (en) * 1959-04-09 1961-03-28 Gen Motors Corp Apparatus for measuring the vapor content of fluids

Also Published As

Publication number Publication date
DE836262C (en) 1952-04-10

Similar Documents

Publication Publication Date Title
FR988440A (en) Device for homogenizing the temperature of a viscous material in a pre-crucible or similar apparatus
FR987863A (en) Measuring and control device, intended for the permanent monitoring of the degree of concentration or of other properties of acids, bases and other liquid products, using alternating current
FR1016722A (en) Television or similar apparatus
FR984072A (en) Device for measuring the overvoltage of resonant systems
FR944156A (en) System for the remote transmission of indications from electrical or other measuring devices
FR1025816A (en) Spinning apparatus for polyamide and polyurethane type resins and other similar materials and products resulting therefrom
FR985553A (en) Device for the measurement of intracranial pressures without breaking the dura
FR993345A (en) Electrolysis apparatus
FR969775A (en) Method and device for testing pharmaceutical ampoules or the like
FR994244A (en) Continuous polymerization or polycondensation process and device
FR1021191A (en) Apparatus for determining the basal metabolism in humans
FR978714A (en) Apparatus for recording and measuring the degree of road imperfection
FR1002629A (en) Visual indicator of agreement or zero
FR1003353A (en) Method and device for improving the spray fineness of liquids and applications
FR1034718A (en) electrode and apparatus for electrostatic separation of minerals
FR1001879A (en) Device for measuring the intensity of a force and its applications
FR1044562A (en) Electrical signal detection and amplification device
FR991957A (en) Hanging device for curtains and other drapes
FR1029630A (en) Test device for determining the equality of phase, amplitude, or phase and amplitude of alternating voltages of equal frequency
FR972703A (en) Device for hanging and presenting combs
FR60209E (en) Device for measuring the overvoltage of resonant systems
FR1003333A (en) Method and device for sterilizing food or other products
FR1068405A (en) Device for the extraction or elimination of magnetic products suspended in liquid pulps
FR995600A (en) Pumping device for liquids and viscous products
FR934046A (en) Device for adjusting the orientation of gyroscopes and other rotating masses