FI783274A - Foerfaringssaett och anordning foer maetning av traefibrers dimensioner - Google Patents
Foerfaringssaett och anordning foer maetning av traefibrers dimensionerInfo
- Publication number
- FI783274A FI783274A FI783274A FI783274A FI783274A FI 783274 A FI783274 A FI 783274A FI 783274 A FI783274 A FI 783274A FI 783274 A FI783274 A FI 783274A FI 783274 A FI783274 A FI 783274A
- Authority
- FI
- Finland
- Prior art keywords
- traefibrers
- foerfaringssaett
- dimensioner
- anordning foer
- och anordning
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/04—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness specially adapted for measuring length or width of objects while moving
- G01B11/043—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness specially adapted for measuring length or width of objects while moving for measuring length
-
- 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
- G01N15/02—Investigating particle size or size distribution
-
- 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
- G01N2015/0042—Investigating dispersion of solids
- G01N2015/0053—Investigating dispersion of solids in liquids, e.g. trouble
- G01N2015/0057—Investigating dispersion of solids in liquids, e.g. trouble of filaments in liquids
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7733441 | 1977-11-07 | ||
FR7733441A FR2408117B1 (fr) | 1977-11-07 | 1977-11-07 | Procede et appareil de mesure des dimensions de fibres de bois |
Publications (3)
Publication Number | Publication Date |
---|---|
FI783274A true FI783274A (fi) | 1979-05-08 |
FI73081B FI73081B (fi) | 1987-04-30 |
FI73081C FI73081C (fi) | 1987-08-10 |
Family
ID=9197339
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI783274A FI73081C (fi) | 1977-11-07 | 1978-10-27 | Anordning samt fotoelektriskt foerfarande foer maetning av fiberstorlek. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4266874A (fi) |
CA (1) | CA1122795A (fi) |
DE (1) | DE2848238A1 (fi) |
FI (1) | FI73081C (fi) |
FR (1) | FR2408117B1 (fi) |
SE (1) | SE7811434L (fi) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5270787A (en) * | 1990-03-14 | 1993-12-14 | Zellweger Uster Inc. | Electro-optical methods and apparatus for high speed, multivariate measurement of individual entities in fiber or other samples |
US5430301A (en) * | 1990-03-14 | 1995-07-04 | Zellweger Uster, Inc. | Apparatus and methods for measurement and classification of generalized neplike entities in fiber samples |
US5539515A (en) * | 1990-03-14 | 1996-07-23 | Zellweger Uster, Inc. | Apparatus and methods for measurement and classification of trash in fiber samples |
US5469253A (en) * | 1990-03-14 | 1995-11-21 | Zellweger Uster, Inc. | Apparatus and method for testing multiple characteristics of single textile sample with automatic feed |
DK111990D0 (da) * | 1990-05-04 | 1990-05-04 | Biometic Aps | Apparat og fremgangsmaade til analyse af en vaeskesuspension |
DE69228550T2 (de) * | 1991-09-06 | 1999-08-19 | Commw Scient Ind Res Org | Messverfahren und -vorrichtung |
US5293219A (en) * | 1991-12-31 | 1994-03-08 | Andritz Sprout-Bauer, Inc. | Fiber length analyzer |
US5311290A (en) * | 1992-09-30 | 1994-05-10 | Pulp And Paper Research Institute Of Canada | Imaging apparatus and method of fiber analysis |
FI111102B (fi) | 1997-09-22 | 2003-05-30 | Metso Automation Oy | Menetelmä suspensiossa olevien hiukkasten mittaamiseksi ja mittalaite |
DE19802315A1 (de) * | 1998-01-22 | 1999-07-29 | Rieter Ag Maschf | Verfahren und Vorrichtung zur Faserlängenmessung |
US6407819B1 (en) | 1998-01-22 | 2002-06-18 | Maschinenfabrik Rieter Ag | Method and device for measuring fibre length |
US6628388B2 (en) * | 2000-11-06 | 2003-09-30 | The Regents Of The University Of California | Detection of birefringent microcrystals in bile |
US6628387B2 (en) * | 2000-11-06 | 2003-09-30 | The Regents Of The University Of California | Interrogation cradle and insertable containment fixture for detecting birefringent microcrystals in bile |
US20060196621A1 (en) * | 2005-03-01 | 2006-09-07 | Johansson Ola M | Virtual hand sheet method and system for estimating paper properties |
US8120769B2 (en) * | 2007-08-03 | 2012-02-21 | North Carolina State University | Method and system for fiber properties measurement |
US8064060B2 (en) * | 2010-03-24 | 2011-11-22 | The United States Of America As Represented By The Secretary Of The Navy | Outboard optical cable sensor system and method |
CN108106973B (zh) * | 2017-12-18 | 2020-01-10 | 大连理工大学 | 一种基于透明光弹材料同时测量饱和颗粒介质应力和位移的方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3548206A (en) * | 1969-01-14 | 1970-12-15 | Royco Instr Inc | Noise rejection circuits for particle counters |
US3705348A (en) * | 1970-12-21 | 1972-12-05 | Gerardus Henricus Johannus Mar | Method of and an apparatus for determining the length of fibers suspended in a liquid |
CH536490A (de) * | 1971-03-29 | 1973-04-30 | Willy Dr Sigrist | Verfahren und Einrichtung zur optischen Messung von in einem Gas suspendierten Teilchen |
US3689833A (en) * | 1971-06-29 | 1972-09-05 | Coulter Electronics | Particle analyzing apparatus |
US3856408A (en) * | 1972-06-05 | 1974-12-24 | Svenska Traeforskningsinst | Apparatus for measuring the optically birefringent properties of a liquid sample |
US3831028A (en) * | 1973-06-26 | 1974-08-20 | Atomic Energy Commission | Radiation detector using electro-optics |
US3941477A (en) * | 1974-10-17 | 1976-03-02 | Deutsche Forschungs-Und Versuchsanstalt Fur Luft-Und Raumfahrt E.V. | Measuring device for the measurement of fluid flow rates |
DE2543310C2 (de) * | 1975-09-27 | 1982-04-29 | Gesellschaft für Strahlen- und Umweltforschung mbH, 8000 München | Einrichtung zum Zählen und Klassifizieren von in einer Flüssigkeit suspendierten Teilchen |
-
1977
- 1977-11-07 FR FR7733441A patent/FR2408117B1/fr not_active Expired
-
1978
- 1978-10-27 FI FI783274A patent/FI73081C/fi not_active IP Right Cessation
- 1978-11-06 CA CA315,844A patent/CA1122795A/en not_active Expired
- 1978-11-06 US US05/957,679 patent/US4266874A/en not_active Expired - Lifetime
- 1978-11-06 SE SE7811434A patent/SE7811434L/xx unknown
- 1978-11-07 DE DE19782848238 patent/DE2848238A1/de not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
FI73081B (fi) | 1987-04-30 |
FR2408117B1 (fr) | 1982-04-16 |
FI73081C (fi) | 1987-08-10 |
DE2848238A1 (de) | 1979-05-10 |
SE7811434L (sv) | 1979-05-08 |
CA1122795A (en) | 1982-05-04 |
US4266874A (en) | 1981-05-12 |
FR2408117A1 (fr) | 1979-06-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: INSTITUT NATIONAL DE LA RECHERCHE |