FI824185A7 - Optinen menetelmä ja laite massasulpun sakeuden mittaamiseksi. - Google Patents

Optinen menetelmä ja laite massasulpun sakeuden mittaamiseksi. Download PDF

Info

Publication number: FI824185A7
Authority: FI; Finland
Prior art keywords: pulp; consistency; measuring; optical method; optical
Prior art date: 1981-12-07

Application number

FI824185A

Other languages

English (en)

Swedish (sv)

Other versions

FI824185L (fi

FI824185A0 (fi

Inventor

Tapio Parviainen

Original Assignee

Valmet Oy

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.)

1981-12-07

Filing date

1982-12-03

Publication date

1983-06-08

1982-12-03 Application filed by Valmet Oy filed Critical Valmet Oy

1982-12-03 Publication of FI824185A0 publication Critical patent/FI824185A0/fi

1983-06-08 Publication of FI824185L publication Critical patent/FI824185L/fi

1983-06-08 Publication of FI824185A7 publication Critical patent/FI824185A7/fi

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)
Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Spectrometry And Color Measurement (AREA)
Testing Of Optical Devices Or Fibers (AREA)

FI824185A 1981-12-07 1982-12-03 Optinen menetelmä ja laite massasulpun sakeuden mittaamiseksi. FI824185A7 (fi)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US32796081A	1981-12-07	1981-12-07

Publications (3)

Publication Number	Publication Date
FI824185A0 FI824185A0 (fi)	1982-12-03
FI824185L FI824185L (fi)	1983-06-08
FI824185A7 true FI824185A7 (fi)	1983-06-08

Family

ID=23278858

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI824185A FI824185A7 (fi)	1981-12-07	1982-12-03	Optinen menetelmä ja laite massasulpun sakeuden mittaamiseksi.

Country Status (7)

Country	Link
JP (1)	JPS58108436A (fi)
CA (1)	CA1199813A (fi)
DE (1)	DE3244892A1 (fi)
FI (1)	FI824185A7 (fi)
FR (1)	FR2517827B1 (fi)
NO (1)	NO824088L (fi)
SE (1)	SE8206940L (fi)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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/FI824185A7/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 CA CA000417058A patent/CA1199813A/en not_active Expired
- 1982-12-06 NO NO824088A patent/NO824088L/no unknown
- 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
FR2517827A1 (fr)	1983-06-10
SE8206940D0 (sv)	1982-12-06
FI824185L (fi)	1983-06-08
FI824185A0 (fi)	1982-12-03
DE3244892A1 (de)	1983-07-28
JPS58108436A (ja)	1983-06-28
SE8206940L (sv)	1983-06-08
NO824088L (no)	1983-06-08
FR2517827B1 (fr)	1987-07-03
CA1199813A (en)	1986-01-28

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Legal Events

Date	Code	Title	Description
2004-08-31	FD	Application lapsed	Owner name: VALMET OY