CH337340A - Optical method for classifying the light birefringent fibers, in particular cotton, and device for carrying out the method - Google Patents

Optical method for classifying the light birefringent fibers, in particular cotton, and device for carrying out the method

Info

Publication number
CH337340A
CH337340A CH337340DA CH337340A CH 337340 A CH337340 A CH 337340A CH 337340D A CH337340D A CH 337340DA CH 337340 A CH337340 A CH 337340A
Authority
CH
Switzerland
Prior art keywords
classifying
carrying
particular cotton
birefringent fibers
light birefringent
Prior art date
Application number
Other languages
German (de)
Inventor
Istvan Dipl Ing Gyimothy
Szilas Laszlo
Tibor Dipl Ing Tihanyt
Original Assignee
Licencia Talalmanyokat
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 Licencia Talalmanyokat filed Critical Licencia Talalmanyokat
Publication of CH337340A publication Critical patent/CH337340A/en

Links

Classifications

    • 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
    • G01N33/36—Textiles
    • G01N33/365—Filiform textiles, e.g. yarns
    • 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
    • G01N21/21—Polarisation-affecting properties
    • G01N21/23—Bi-refringence

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Textile Engineering (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
CH337340D 1955-09-28 1955-09-26 Optical method for classifying the light birefringent fibers, in particular cotton, and device for carrying out the method CH337340A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2765855A GB808505A (en) 1955-09-28 1955-09-28 Method of and apparatus for classifying fibres

Publications (1)

Publication Number Publication Date
CH337340A true CH337340A (en) 1959-03-31

Family

ID=10263154

Family Applications (1)

Application Number Title Priority Date Filing Date
CH337340D CH337340A (en) 1955-09-28 1955-09-26 Optical method for classifying the light birefringent fibers, in particular cotton, and device for carrying out the method

Country Status (4)

Country Link
BE (1) BE542136A (en)
CH (1) CH337340A (en)
FR (1) FR1179223A (en)
GB (1) GB808505A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3283644A (en) * 1962-11-27 1966-11-08 Du Pont Apparatus for determining the concentration of dispersed particulate solids in liquids
US3724957A (en) * 1971-03-04 1973-04-03 Yokogawa Electric Works Ltd Concentration measuring apparatus

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3041921A (en) * 1958-11-17 1962-07-03 Beckman Instruments Inc Polarimeter apparatus
IT1252969B (en) * 1991-11-29 1995-07-07 Eidon Ricerca Sviluppo Documen PROCEDURE FOR DETECTING SYNTHETIC FIBERS IN THE PROCESSING OF SILK CASAM AND RELATED EQUIPMENT
DE102004051247B3 (en) * 2004-10-20 2006-04-06 Thüringisches Institut für Textil- und Kunststoff-Forschung e.V. Fast measurement of high path differences of birefringent media with and without false colors by simultaneous combination of the multicolor Senarmont method with discrete Fourier analysis

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3283644A (en) * 1962-11-27 1966-11-08 Du Pont Apparatus for determining the concentration of dispersed particulate solids in liquids
US3724957A (en) * 1971-03-04 1973-04-03 Yokogawa Electric Works Ltd Concentration measuring apparatus

Also Published As

Publication number Publication date
GB808505A (en) 1959-02-04
FR1179223A (en) 1959-05-21
BE542136A (en) 1955-11-14

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