FR2517827B1 - Procede et appareil de mesure par voie optique de la consistance d'une boue de pate - Google Patents
Procede et appareil de mesure par voie optique de la consistance d'une boue de pateInfo
- Publication number
- FR2517827B1 FR2517827B1 FR8220496A FR8220496A FR2517827B1 FR 2517827 B1 FR2517827 B1 FR 2517827B1 FR 8220496 A FR8220496 A FR 8220496A FR 8220496 A FR8220496 A FR 8220496A FR 2517827 B1 FR2517827 B1 FR 2517827B1
- Authority
- FR
- France
- Prior art keywords
- consistency
- optically measuring
- paste sludge
- sludge
- paste
- 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
Links
- 239000010802 sludge Substances 0.000 title 1
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
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/4738—Diffuse reflection, e.g. also for testing fluids, fibrous materials
-
- 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
- G01N33/34—Paper
- G01N33/343—Paper pulp
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Immunology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Spectrometry And Color Measurement (AREA)
- Testing Of Optical Devices Or Fibers (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US32796081A | 1981-12-07 | 1981-12-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2517827A1 FR2517827A1 (fr) | 1983-06-10 |
FR2517827B1 true FR2517827B1 (fr) | 1987-07-03 |
Family
ID=23278858
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8220496A Expired FR2517827B1 (fr) | 1981-12-07 | 1982-12-07 | Procede et appareil de mesure par voie optique de la consistance d'une boue de pate |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS58108436A (fi) |
CA (1) | CA1199813A (fi) |
DE (1) | DE3244892A1 (fi) |
FI (1) | FI824185L (fi) |
FR (1) | FR2517827B1 (fi) |
NO (1) | NO824088L (fi) |
SE (1) | SE8206940L (fi) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1196832B (it) * | 1986-12-10 | 1988-11-25 | Cselt Centro Studi Lab Telecom | Procedimento per misurare la viscosita di un corpo |
US5420682A (en) * | 1993-07-02 | 1995-05-30 | Honeywell Inc. | Method and apparatus for compensating spectral data with a color sensor |
US5416577A (en) * | 1993-07-02 | 1995-05-16 | Honeywell Inc. | Color sensor for optically measuring consisting and brightness of materials |
WO2012007542A1 (en) | 2010-07-16 | 2012-01-19 | Matthew Rice | Optical measurement method and apparatus |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3161768A (en) * | 1961-01-27 | 1964-12-15 | Nat Res Dev | Method and apparatus for the analysis of emulsions and suspensions |
US3405268A (en) * | 1965-03-12 | 1968-10-08 | Brun Sensor Systems Inc | Radiant energy absorption gage for measuring the weight of a base material and the content of a material sorbed by the base material |
DE1598467B1 (de) * | 1967-07-26 | 1972-03-16 | Frieseke & Hoepfner Gmbh | Geraet zur beruehrungslosen messung der feuchte oder der konzentration anderer substanzen in bewegten messguthaben |
US3614450A (en) * | 1969-02-17 | 1971-10-19 | Measurex Corp | Apparatus for measuring the amount of a substance that is associated with a base material |
DE1917628C3 (de) * | 1969-04-05 | 1975-04-30 | Frieseke & Hoepfner Gmbh, 8520 Erlangen | Verfahren und Vorrichtung zur berührungslosen Messung der Feuchte oder der Konzentration anderer Substanzen in bewegten Meßgutbahnen |
US3675019A (en) * | 1971-03-19 | 1972-07-04 | Measurex Corp | Apparatus for measuring the amount of a substance that is associated with a base material |
DE2264433A1 (de) * | 1972-11-11 | 1974-05-16 | Siemens Ag | Geraet zur kolorimetrischen untersuchung von substanzen auf signifikante bestandteile |
US3827808A (en) * | 1973-05-09 | 1974-08-06 | Industrial Nucleonics Corp | Method and apparatus for measuring the opacity of sheet material in which the transmittance signal is compensated for the reflectivity of the material |
US4288160A (en) * | 1973-12-28 | 1981-09-08 | Nekoosa Papers Inc. | Optical property measurement system and method |
US3994602A (en) * | 1974-01-14 | 1976-11-30 | Measurex Corporation | Optical reflectance gauge and method therefor |
DE2910673C2 (de) * | 1979-03-19 | 1985-08-08 | Paul Lippke Gmbh & Co Kg, 5450 Neuwied | Verfahren zum berührungslosen Messen des absoluten Gehaltes eines Stoffes(Beisubstanz) in einer die Form eines dünnen Filmes aufweisenden Mischung(Hauptsubstanz und Beisubstanz) mehrerer Stoffe, insbesondere zum Messen des absoluten Gehaltes von Wasser in Papier |
-
1982
- 1982-12-03 FI FI824185A patent/FI824185L/fi not_active Application Discontinuation
- 1982-12-04 DE DE19823244892 patent/DE3244892A1/de not_active Withdrawn
- 1982-12-06 SE SE8206940A patent/SE8206940L/ not_active Application Discontinuation
- 1982-12-06 NO NO824088A patent/NO824088L/no unknown
- 1982-12-06 CA CA000417058A patent/CA1199813A/en not_active Expired
- 1982-12-07 JP JP57213459A patent/JPS58108436A/ja active Pending
- 1982-12-07 FR FR8220496A patent/FR2517827B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CA1199813A (en) | 1986-01-28 |
NO824088L (no) | 1983-06-08 |
DE3244892A1 (de) | 1983-07-28 |
FI824185L (fi) | 1983-06-08 |
SE8206940L (sv) | 1983-06-08 |
JPS58108436A (ja) | 1983-06-28 |
SE8206940D0 (sv) | 1982-12-06 |
FR2517827A1 (fr) | 1983-06-10 |
FI824185A0 (fi) | 1982-12-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |