FR2672995B3 - SENSOR FOR CONTINUOUS MEASUREMENT OF THE PARTICLE CONCENTRATION OF A LIQUID MEDIUM. - Google Patents

SENSOR FOR CONTINUOUS MEASUREMENT OF THE PARTICLE CONCENTRATION OF A LIQUID MEDIUM.

Info

Publication number
FR2672995B3
FR2672995B3 FR9102232A FR9102232A FR2672995B3 FR 2672995 B3 FR2672995 B3 FR 2672995B3 FR 9102232 A FR9102232 A FR 9102232A FR 9102232 A FR9102232 A FR 9102232A FR 2672995 B3 FR2672995 B3 FR 2672995B3
Authority
FR
France
Prior art keywords
sensor
liquid medium
particle concentration
continuous measurement
measurement
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 - Lifetime
Application number
FR9102232A
Other languages
French (fr)
Other versions
FR2672995A1 (en
Inventor
Patrick Gervais
Christophe Bazelin
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR9102232A priority Critical patent/FR2672995B3/en
Publication of FR2672995A1 publication Critical patent/FR2672995A1/en
Application granted granted Critical
Publication of FR2672995B3 publication Critical patent/FR2672995B3/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/06—Investigating concentration of particle suspensions
    • G01N15/0606—Investigating concentration of particle suspensions by collecting particles on a support
    • G01N15/0618—Investigating concentration of particle suspensions by collecting particles on a support of the filter type
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/06—Investigating concentration of particle suspensions
    • G01N15/0606—Investigating concentration of particle suspensions by collecting particles on a support
    • G01N15/0618—Investigating concentration of particle suspensions by collecting particles on a support of the filter type
    • G01N15/0631—Separation of liquids, e.g. by absorption, wicking

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (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)
  • Sampling And Sample Adjustment (AREA)
FR9102232A 1991-02-18 1991-02-18 SENSOR FOR CONTINUOUS MEASUREMENT OF THE PARTICLE CONCENTRATION OF A LIQUID MEDIUM. Expired - Lifetime FR2672995B3 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9102232A FR2672995B3 (en) 1991-02-18 1991-02-18 SENSOR FOR CONTINUOUS MEASUREMENT OF THE PARTICLE CONCENTRATION OF A LIQUID MEDIUM.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9102232A FR2672995B3 (en) 1991-02-18 1991-02-18 SENSOR FOR CONTINUOUS MEASUREMENT OF THE PARTICLE CONCENTRATION OF A LIQUID MEDIUM.

Publications (2)

Publication Number Publication Date
FR2672995A1 FR2672995A1 (en) 1992-08-21
FR2672995B3 true FR2672995B3 (en) 1993-07-09

Family

ID=9410069

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9102232A Expired - Lifetime FR2672995B3 (en) 1991-02-18 1991-02-18 SENSOR FOR CONTINUOUS MEASUREMENT OF THE PARTICLE CONCENTRATION OF A LIQUID MEDIUM.

Country Status (1)

Country Link
FR (1) FR2672995B3 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5310658A (en) * 1992-10-09 1994-05-10 Becton, Dickinson And Company Method and apparatus for detecting biological activities in a specimen
GB2315869B (en) * 1996-07-29 2000-10-11 Pall Corp Evaluation of particulate contaminants
US5942700A (en) * 1996-11-01 1999-08-24 Cytyc Corporation Systems and methods for collecting fluid samples having select concentrations of particles
WO2016149571A1 (en) 2015-03-19 2016-09-22 3M Innovative Properties Company Devices, methods, kits, and systems for detecting microorganism strains or target cellular analytes in a fluid sample
CN108507915B (en) * 2018-03-20 2020-06-16 重庆山楂树科技有限公司 Dust concentration detection equipment

Also Published As

Publication number Publication date
FR2672995A1 (en) 1992-08-21

Similar Documents

Publication Publication Date Title
BE883501A (en) MEASUREMENT SENSOR FOR DETERMINING THE FLOW OF A FLOWING LIQUID
DE3688380D1 (en) METHOD FOR MEASURING THE LIGHT ABSORPTION CAPACITY OF A LIQUID MEDIUM.
FR2695204B1 (en) ULTRASONIC LIQUID LEVEL SENSOR.
EP0658749A3 (en) Optical liquid level sensor and discriminator.
FR2548383B1 (en) LASER ALERT SENSOR FOR DETECTION OF LASER RAYS AND DETERMINATION OF THEIR DIRECTION
FR2683909B1 (en) SENSOR FOR DETERMINING THE DIELECTRIC CONSTANT OR THE RESISTIVITY OF A FLOWING LIQUID.
FR2567645B1 (en) METHOD AND APPARATUS FOR MEASURING THE TURBIDITY OF A LIQUID MEDIUM
ES515959A0 (en) "IMPROVEMENTS IN TUBE AND SIMILAR PROFILES FOR MEASURING PROBES".
FI901652A7 (en) Flow measuring device for liquid media based on the ultrasonic transit time principle
ES2149797T3 (en) METHOD AND SYSTEM FOR MEASURING THE CONCENTRATION OF A SUBSTANCE IN A FLUID.
FR2540247B1 (en) METHOD AND APPARATUS FOR DETECTING CHANGES IN COMPOSITION WITHIN A MEDIUM USING ULTRASOUND
FR2476350B1 (en) SYSTEM FOR MEASURING THE CONDUCTIVITY OF A LIQUID
FR2688588B1 (en) ULTRASONIC LIQUID LEVEL SENSOR.
FR2714971B1 (en) Sensor for measuring the concentration of liquid water in a moving gas.
DE59102785D1 (en) Device for measuring the flow of a flowable medium.
FR2728346B1 (en) METHOD AND DEVICE FOR CONTINUOUSLY MEASURING VARIATIONS IN THE OVERALL SATURATION OF A SAMPLE IN NON-MISCIBLE INCOMPRESSIBLE FLUIDS
FR2643458B1 (en) DETECTION AND MEASURING DEVICE FOR THE CONTINUOUS DETERMINATION OF CAVITATION IN DYNAMIC PUMPS
SE8604958L (en) METINSTRUMENT
DE3485708D1 (en) DEVICE FOR MEASURING THE ULTRASONIC LABEL VALUE OF A MEDIUM.
FR2684110B1 (en) MICROBIOLOGICAL ANALYSIS METHOD AND MEDIUM FOR DETECTING YEASTS OF THE CANDIDA ALBICANS SPECIES.
FR2689230B1 (en) METHOD FOR RELATIVELY MEASURING THE AXIS OF AN OPENING AND THE AXIS OF A CYLINDRICAL CONTOUR.
IT7947503A0 (en) PROCEDURE AND APPARATUS FOR AUTOMATICALLY DETERMINING THE QUANTITY OF ONE OR MORE SUBSTANCES IN A LIQUID
FR2704056B1 (en) Sensor for measuring a sway.
FR2581762B1 (en) METHOD FOR MEASURING THE ACTIVITY OF A COMPONENT OF A MEDIUM, IN PARTICULAR FOR MEASURING THE PARTIAL PRESSURE OF A CONSTITUENT OF A GASEOUS MIXTURE
FR2550217B1 (en) METHOD FOR DETECTING SUBSTANCES HARMFUL TO THE ENVIRONMENT AND INDICATOR TO BE USED FOR IMPLEMENTING SAID METHOD

Legal Events

Date Code Title Description
TP Transmission of property