FI853529A0 - Metod foer maetning av fuktighet. - Google Patents
Metod foer maetning av fuktighet.Info
- Publication number
- FI853529A0 FI853529A0 FI853529A FI853529A FI853529A0 FI 853529 A0 FI853529 A0 FI 853529A0 FI 853529 A FI853529 A FI 853529A FI 853529 A FI853529 A FI 853529A FI 853529 A0 FI853529 A0 FI 853529A0
- Authority
- FI
- Finland
- Prior art keywords
- fuktighet
- foer maetning
- method foer
- maetning
- foer
- Prior art date
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
- G01N21/86—Investigating moving sheets
-
- 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
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3554—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for determining moisture content
- G01N21/3559—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for determining moisture content in sheets, e.g. in paper
-
- 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
- G01N21/86—Investigating moving sheets
- G01N2021/8609—Optical head specially adapted
-
- 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
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
-
- 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
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3554—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for determining moisture content
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI853529A FI78356C (fi) | 1985-09-16 | 1985-09-16 | Metod foer maetning av fuktighet. |
| DE19873708141 DE3708141A1 (de) | 1985-09-16 | 1987-03-13 | Feuchtigkeitsmessverfahren |
| US07/026,219 US4812665A (en) | 1985-09-16 | 1987-03-16 | Method and apparatus for measuring of humidity |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI853529 | 1985-09-16 | ||
| FI853529A FI78356C (fi) | 1985-09-16 | 1985-09-16 | Metod foer maetning av fuktighet. |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| FI853529A0 true FI853529A0 (fi) | 1985-09-16 |
| FI853529L FI853529L (fi) | 1987-03-17 |
| FI78356B FI78356B (fi) | 1989-03-31 |
| FI78356C FI78356C (fi) | 1989-07-10 |
Family
ID=8521346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI853529A FI78356C (fi) | 1985-09-16 | 1985-09-16 | Metod foer maetning av fuktighet. |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4812665A (fi) |
| DE (1) | DE3708141A1 (fi) |
| FI (1) | FI78356C (fi) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3027161B2 (ja) * | 1989-07-14 | 2000-03-27 | 株式会社リコー | 画像形成装置における画像濃度検知装置 |
| DE4040101A1 (de) * | 1990-12-14 | 1992-06-17 | Siemens Ag | Materialfeuchte-messverfahren, verwendung und messeinrichtung zur durchfuehrung des verfahrens |
| US5818578A (en) * | 1995-10-10 | 1998-10-06 | American Air Liquide Inc. | Polygonal planar multipass cell, system and apparatus including same, and method of use |
| US5963336A (en) | 1995-10-10 | 1999-10-05 | American Air Liquide Inc. | Chamber effluent monitoring system and semiconductor processing system comprising absorption spectroscopy measurement system, and methods of use |
| US5742399A (en) * | 1996-04-18 | 1998-04-21 | American Air Liquide, Inc. | Method for stabilizing the wavelength in a laser spectrometer system |
| US5949537A (en) | 1996-04-18 | 1999-09-07 | American Air Liquide Inc. | In-line cell for absorption spectroscopy |
| US5880850A (en) * | 1996-04-18 | 1999-03-09 | American Air Liquide Inc | Method and system for sensitive detection of molecular species in a vacuum by harmonic detection spectroscopy |
| DE19701904C2 (de) * | 1997-01-21 | 2002-02-14 | Michael Tummuscheit | Vorrichtung zur quantitativen Bestimmung der Oberflächenfeuchte mit Hilfe eines kombinierten Verfahrens |
| US6442736B1 (en) | 2000-10-03 | 2002-08-27 | L'air Liquide Societe Anonyme A Directoire Et Conseil De Surveillance Pour L'etude Et L'expolitation Des Procedes Georges Claude | Semiconductor processing system and method for controlling moisture level therein |
| DE10305598A1 (de) * | 2003-02-11 | 2004-08-19 | Voith Paper Patent Gmbh | Messverfahren und Messeinrichtung zur Bestimmung des Feuchtigkeitsgehaltes einer Materialbahn |
| US7460233B2 (en) * | 2005-11-08 | 2008-12-02 | Honeywell International Inc. | Pass-line and tilt insensitive sensor |
| US7397563B2 (en) | 2005-11-08 | 2008-07-08 | Honeywell International Inc. | Pass-line insensitive sensor |
| US7619740B2 (en) * | 2007-10-11 | 2009-11-17 | Honeywell International Inc. | Microgloss measurement of paper and board |
| US8148690B2 (en) * | 2009-09-24 | 2012-04-03 | ABB, Ltd. | Method and apparatus for on-line web property measurement |
| LT3222952T (lt) * | 2011-09-06 | 2019-06-25 | Rv Holding B.V. | Injekcinių kompozicijų, ypač farmacinių kompozicijų, džiovinimo šaldant būdas ir sistema |
| RU2669156C1 (ru) * | 2017-11-09 | 2018-10-08 | Акционерное общество "ГМС Нефтемаш" | Поточный влагомер |
| RU2704034C1 (ru) * | 2019-01-29 | 2019-10-23 | Акционерное общество "ГМС Нефтемаш" | Поточный влагомер |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3641349A (en) * | 1969-09-29 | 1972-02-08 | Measurex Corp | Method for measuring the amount of substance associated with a base material |
| 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 |
| US3965356A (en) * | 1975-04-30 | 1976-06-22 | Measurex Corporation | Apparatus for measuring a predetermined characteristic of a material using two or more wavelengths of radiation |
| US4006358A (en) * | 1975-06-12 | 1977-02-01 | Measurex Corporation | Method and apparatus for measuring the amount of moisture that is associated with a web of moving material |
| US4052615A (en) * | 1976-07-30 | 1977-10-04 | Industrial Nucleonics Corporation | Spherical cavity method and apparatus for measuring a sheet material property using infrared radiation |
| US4171918A (en) * | 1976-12-27 | 1979-10-23 | Sentrol Systems Ltd. | Infrared moisture measuring apparatus |
-
1985
- 1985-09-16 FI FI853529A patent/FI78356C/fi not_active IP Right Cessation
-
1987
- 1987-03-13 DE DE19873708141 patent/DE3708141A1/de not_active Withdrawn
- 1987-03-16 US US07/026,219 patent/US4812665A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| FI853529L (fi) | 1987-03-17 |
| US4812665A (en) | 1989-03-14 |
| DE3708141A1 (de) | 1988-09-22 |
| FI78356B (fi) | 1989-03-31 |
| FI78356C (fi) | 1989-07-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed |
Owner name: PUUMALAISEN TUTKIMUSLAITOS OY |