FR2775344B1 - DEVICE FOR MEASURING MOLECULAR CONCENTRATION WITHOUT INTRUSION IN PRODUCTS SUCH AS FRUITS AND VEGETABLES - Google Patents

DEVICE FOR MEASURING MOLECULAR CONCENTRATION WITHOUT INTRUSION IN PRODUCTS SUCH AS FRUITS AND VEGETABLES

Info

Publication number
FR2775344B1
FR2775344B1 FR9802093A FR9802093A FR2775344B1 FR 2775344 B1 FR2775344 B1 FR 2775344B1 FR 9802093 A FR9802093 A FR 9802093A FR 9802093 A FR9802093 A FR 9802093A FR 2775344 B1 FR2775344 B1 FR 2775344B1
Authority
FR
France
Prior art keywords
fruits
intrusion
vegetables
products
molecular concentration
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 - Fee Related
Application number
FR9802093A
Other languages
French (fr)
Other versions
FR2775344A1 (en
Inventor
Jean Luc Delcasse
Patrick Deschastres
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.)
COMPUCAL
Original Assignee
COMPUCAL
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 COMPUCAL filed Critical COMPUCAL
Priority to FR9802093A priority Critical patent/FR2775344B1/en
Publication of FR2775344A1 publication Critical patent/FR2775344A1/en
Application granted granted Critical
Publication of FR2775344B1 publication Critical patent/FR2775344B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/1702—Systems in which incident light is modified in accordance with the properties of the material investigated with opto-acoustic detection, e.g. for gases or analysing solids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/02—Food
    • G01N33/025—Fruits or vegetables

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Food Science & Technology (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Medicinal Chemistry (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
FR9802093A 1998-02-20 1998-02-20 DEVICE FOR MEASURING MOLECULAR CONCENTRATION WITHOUT INTRUSION IN PRODUCTS SUCH AS FRUITS AND VEGETABLES Expired - Fee Related FR2775344B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9802093A FR2775344B1 (en) 1998-02-20 1998-02-20 DEVICE FOR MEASURING MOLECULAR CONCENTRATION WITHOUT INTRUSION IN PRODUCTS SUCH AS FRUITS AND VEGETABLES

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9802093A FR2775344B1 (en) 1998-02-20 1998-02-20 DEVICE FOR MEASURING MOLECULAR CONCENTRATION WITHOUT INTRUSION IN PRODUCTS SUCH AS FRUITS AND VEGETABLES

Publications (2)

Publication Number Publication Date
FR2775344A1 FR2775344A1 (en) 1999-08-27
FR2775344B1 true FR2775344B1 (en) 2000-05-12

Family

ID=9523203

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9802093A Expired - Fee Related FR2775344B1 (en) 1998-02-20 1998-02-20 DEVICE FOR MEASURING MOLECULAR CONCENTRATION WITHOUT INTRUSION IN PRODUCTS SUCH AS FRUITS AND VEGETABLES

Country Status (1)

Country Link
FR (1) FR2775344B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CL2018003416A1 (en) * 2018-11-30 2019-02-01 Univ Concepcion An online ultrasound detection system for fruit quality

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2927432A1 (en) * 1978-07-08 1980-01-24 Fuji Electric Co Ltd Photo-acoustic spectrometer for solid and liq. samples - has connected gas-filled reference and sample chambers
JPS5764145A (en) * 1980-10-07 1982-04-19 Toyo Soda Mfg Co Ltd Flow type optoacoustic detector
NO880891L (en) * 1987-03-03 1988-09-05 Elizabeth May Dowling PROCEDURE AND APPARATUS FOR MEASURING OR DETECTING THE CONCENTRATION OF A SUBSTANCE.
FR2651325B3 (en) * 1989-08-25 1992-06-12 Materiel Arboriculture FRUIT SORTING PROCESS AND DEVICE.
US5402782A (en) * 1993-03-05 1995-04-04 University Of Kentucky Research Foundation Apparatus and method for noninvasive chemical analysis

Also Published As

Publication number Publication date
FR2775344A1 (en) 1999-08-27

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20051031