CH524138A - Device for measuring the density of an original - Google Patents
Device for measuring the density of an originalInfo
- Publication number
- CH524138A CH524138A CH745370A CH745370A CH524138A CH 524138 A CH524138 A CH 524138A CH 745370 A CH745370 A CH 745370A CH 745370 A CH745370 A CH 745370A CH 524138 A CH524138 A CH 524138A
- Authority
- CH
- Switzerland
- Prior art keywords
- original
- density
- measuring
- 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
- G01N21/17—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
- G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
-
- 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
- G01N21/255—Details, e.g. use of specially adapted sources, lighting or optical systems
-
- 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
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)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US82678869A | 1969-05-22 | 1969-05-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH524138A true CH524138A (en) | 1972-06-15 |
Family
ID=25247534
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH745370A CH524138A (en) | 1969-05-22 | 1970-05-20 | Device for measuring the density of an original |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS5420869B1 (en) |
CH (1) | CH524138A (en) |
DE (1) | DE2023694A1 (en) |
FR (1) | FR2048596A5 (en) |
GB (1) | GB1313427A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3806718A (en) * | 1972-05-31 | 1974-04-23 | Union Carbide Corp | Calibration circuit suitable for centrifugal type chemical analyzer |
DE2834642A1 (en) * | 1978-08-08 | 1980-02-28 | Bosch Gmbh Robert | Measurement of soot in diesel engine exhausts - using filter paper and monitoring with a light beam followed by digital monitoring system |
-
1970
- 1970-05-14 DE DE19702023694 patent/DE2023694A1/en active Pending
- 1970-05-20 CH CH745370A patent/CH524138A/en not_active IP Right Cessation
- 1970-05-21 FR FR7018411A patent/FR2048596A5/fr not_active Expired
- 1970-05-21 GB GB2455270A patent/GB1313427A/en not_active Expired
- 1970-05-22 JP JP4395670A patent/JPS5420869B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPS5420869B1 (en) | 1979-07-26 |
DE2023694A1 (en) | 1970-12-17 |
FR2048596A5 (en) | 1971-03-19 |
GB1313427A (en) | 1973-04-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CH535958A (en) | Device for opto-electronic distance measurement | |
AT301331B (en) | Device for distance measurement | |
AT328607B (en) | DEVICE FOR RHEOPLETHYSMOGRAPHY | |
AT353039B (en) | DEVICE FOR MEASURING DENSITY | |
DE1942773B2 (en) | DEVICE FOR MEASURING THE LEVEL OF CORES IN A COMBINE | |
AT271041B (en) | Device for measuring the intensity of a magnetic field | |
DE1951230B2 (en) | DEVICE FOR MEASURING WEAK MAGNETIC FIELDS | |
AT275924B (en) | Device for measuring the density of flowing media | |
CH464574A (en) | Device for the continuous execution of measurements | |
AT331539B (en) | DEVICE FOR MEASURING DENSITY | |
AT255913B (en) | Device for measuring the detectability of lamps | |
CH505385A (en) | Device for measuring the potential of foaming liquids | |
CH502593A (en) | Device for measuring pressure | |
CH511429A (en) | Device for the automatic measurement of the specific surface area of powder materials | |
CH525496A (en) | Device for measuring the line of sight | |
DE2052745B2 (en) | DEVICE FOR MEASURING THE SETTING OF A FLOOR SURFACE | |
AT254552B (en) | Method and device for photometric measurement | |
CH524138A (en) | Device for measuring the density of an original | |
CH469974A (en) | Device for making the temperature differences of an object visible | |
CH532248A (en) | Device for measuring the foam properties of liquids | |
AT307088B (en) | Device for continuous tape testing | |
AT288057B (en) | Device for measuring soil moisture | |
CH544927A (en) | Device for length measurement | |
AT280662B (en) | Device for measuring density | |
AT351849B (en) | DEVICE FOR MEASURING THE SPEED OF AN OBJECT |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |