FR2182254A5 - - Google Patents
Info
- Publication number
- FR2182254A5 FR2182254A5 FR7214388A FR7214388A FR2182254A5 FR 2182254 A5 FR2182254 A5 FR 2182254A5 FR 7214388 A FR7214388 A FR 7214388A FR 7214388 A FR7214388 A FR 7214388A FR 2182254 A5 FR2182254 A5 FR 2182254A5
- Authority
- FR
- France
- 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
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
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
- G01N21/892—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the flaw, defect or object feature examined
- G01N21/896—Optical defects in or on transparent materials, e.g. distortion, surface flaws in conveyed flat sheet or rod
-
- 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
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
- G01N21/892—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the flaw, defect or object feature examined
- G01N21/896—Optical defects in or on transparent materials, e.g. distortion, surface flaws in conveyed flat sheet or rod
- G01N2021/8967—Discriminating defects on opposite sides or at different depths of sheet or rod
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- 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)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Glass Melting And Manufacturing (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7214388A FR2182254A5 (lv) | 1972-04-24 | 1972-04-24 | |
DE19732318532 DE2318532C3 (de) | 1972-04-24 | 1973-04-12 | Anwendung des Schattenverfahrens zur kontinuierlichen optischen Kontrolle der Oberflächenqualität eines Glasbandes |
ES413703A ES413703A1 (es) | 1972-04-24 | 1973-04-14 | Procedimiento para el control optico del vidrio flotado. |
BE130352A BE798636A (fr) | 1972-04-24 | 1973-04-24 | Procede pour le controle optique du verre flotte |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7214388A FR2182254A5 (lv) | 1972-04-24 | 1972-04-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2182254A5 true FR2182254A5 (lv) | 1973-12-07 |
Family
ID=9097381
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7214388A Expired FR2182254A5 (lv) | 1972-04-24 | 1972-04-24 |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE798636A (lv) |
DE (1) | DE2318532C3 (lv) |
ES (1) | ES413703A1 (lv) |
FR (1) | FR2182254A5 (lv) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3816392A1 (de) * | 1988-05-13 | 1989-11-23 | Ver Glaswerke Gmbh | Verfahren zur bestimmung der optischen qualitaet von flachglas oder flachglasprodukten |
DE4201274C2 (de) * | 1992-01-18 | 1995-02-23 | Ver Glaswerke Gmbh | Vorrichtung zum Messen der Reflexionseigenschaften einer mit einer teilreflektierenden Schicht versehenen Glasscheibe |
DE19509345A1 (de) * | 1995-03-15 | 1996-09-19 | Ver Glaswerke Gmbh | Verfahren zum Erkennen und Bewerten von Fehlern in teilreflektierenden Oberflächenschichten |
GB9812091D0 (en) * | 1998-06-05 | 1998-08-05 | Glaverbel | Defect detecting unit |
DE102004027411A1 (de) * | 2004-06-04 | 2005-12-29 | Boraglas Gmbh | Verfahren und Vorrichtung zur Identifizierung von Zinn- und Feuerseite bei Floatgläsern |
-
1972
- 1972-04-24 FR FR7214388A patent/FR2182254A5/fr not_active Expired
-
1973
- 1973-04-12 DE DE19732318532 patent/DE2318532C3/de not_active Expired
- 1973-04-14 ES ES413703A patent/ES413703A1/es not_active Expired
- 1973-04-24 BE BE130352A patent/BE798636A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE2318532C3 (de) | 1975-09-11 |
DE2318532A1 (de) | 1973-11-15 |
ES413703A1 (es) | 1976-01-16 |
BE798636A (fr) | 1973-10-24 |
DE2318532B2 (de) | 1975-01-23 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |