ZA892225B - Method for detecting the presence of contaminants in a reusable plastic food or beverage container - Google Patents

Method for detecting the presence of contaminants in a reusable plastic food or beverage container

Info

Publication number
ZA892225B
ZA892225B ZA892225A ZA892225A ZA892225B ZA 892225 B ZA892225 B ZA 892225B ZA 892225 A ZA892225 A ZA 892225A ZA 892225 A ZA892225 A ZA 892225A ZA 892225 B ZA892225 B ZA 892225B
Authority
ZA
South Africa
Prior art keywords
contaminants
detecting
beverage container
plastic food
reusable plastic
Prior art date
Application number
ZA892225A
Other languages
English (en)
Inventor
Allan Robert Craig
Robert Craig Allan
James Edward Davis
Edward Davis James
John Carl Steichen
Carl Steichen John
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of ZA892225B publication Critical patent/ZA892225B/xx

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
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/94—Investigating contamination, e.g. dust
    • 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
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N21/6428—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes"
    • 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
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/90—Investigating the presence of flaws or contamination in a container or its contents
    • G01N21/9018—Dirt detection in containers
    • 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
    • G01N33/0078—Testing material properties on manufactured objects
    • G01N33/0081—Containers; Packages; Bottles

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
ZA892225A 1988-03-23 1989-03-23 Method for detecting the presence of contaminants in a reusable plastic food or beverage container ZA892225B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US17197288A 1988-03-23 1988-03-23

Publications (1)

Publication Number Publication Date
ZA892225B true ZA892225B (en) 1990-11-28

Family

ID=22625844

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA892225A ZA892225B (en) 1988-03-23 1989-03-23 Method for detecting the presence of contaminants in a reusable plastic food or beverage container

Country Status (4)

Country Link
KR (1) KR900700870A (enrdf_load_stackoverflow)
IN (1) IN171863B (enrdf_load_stackoverflow)
WO (1) WO1989009391A1 (enrdf_load_stackoverflow)
ZA (1) ZA892225B (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101793639A (zh) * 2010-02-10 2010-08-04 山东出入境检验检疫局检验检疫技术中心 含有害物质的高分子材料标准样品的制备方法
DE102014005650A1 (de) 2014-04-17 2015-10-22 Heuft Systemtechnik Gmbh Behälterinspektion
US10953984B2 (en) * 2017-12-20 2021-03-23 Wing Aviation Llc Methods and systems for using an unmanned aerial vehicle (UAV) dedicated to deployment of operational infrastructure
US10894601B2 (en) 2017-12-20 2021-01-19 Wing Aviation Llc Methods and systems for self-deployment of operational infrastructure by an unmanned aerial vehicle (UAV)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2141172A1 (de) * 1971-08-17 1973-02-22 Fritz Prof Dr Mueller Indikator zur indirekten ermittlung des zersetzungsgrades von temperaturlabilen stoffen
DE2823318C2 (de) * 1978-05-29 1980-07-31 Draegerwerk Ag, 2400 Luebeck Vorrichtung zur Messung des Sauerstoffgehalts eines fließenden Probemediums
US4238384A (en) * 1978-06-19 1980-12-09 Sandoz, Inc. Method of incorporating additives in polymeric materials
US4526752A (en) * 1982-12-16 1985-07-02 Daniel Perlman Oxygen indicator for packaging
US4772561A (en) * 1985-12-23 1988-09-20 Miles Inc. Test device and method of determining concentration of a sample component

Also Published As

Publication number Publication date
WO1989009391A1 (en) 1989-10-05
IN171863B (enrdf_load_stackoverflow) 1993-01-30
KR900700870A (ko) 1990-08-17

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