NL6918432A - - Google Patents
Info
- Publication number
- NL6918432A NL6918432A NL6918432A NL6918432A NL6918432A NL 6918432 A NL6918432 A NL 6918432A NL 6918432 A NL6918432 A NL 6918432A NL 6918432 A NL6918432 A NL 6918432A NL 6918432 A NL6918432 A NL 6918432A
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
- G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
- G01N27/83—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19691900992 DE1900992C3 (de) | 1969-01-09 | Verfahren zum Auffinden von Oberflächenrissen in Stangen, Knüppeln und dergleichen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6918432A true NL6918432A (it) | 1970-07-13 |
Family
ID=5722045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6918432A NL6918432A (it) | 1969-01-09 | 1969-12-09 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3657638A (it) |
| BE (1) | BE743387A (it) |
| FR (1) | FR2027976A6 (it) |
| GB (1) | GB1273841A (it) |
| NL (1) | NL6918432A (it) |
| SE (1) | SE358028B (it) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2431173A1 (de) * | 1974-06-28 | 1976-01-15 | Graenges Staal Oxeloesund | Verfahren und vorrichtung zum produzieren von metallischen rohlingen, insbesondere stahlbrammen, die zumindest in einem vorbestimmten oberflaechenbereich im wesentlichen keine fehler aufweisen |
| DE2558966A1 (de) * | 1975-12-29 | 1977-07-07 | Graenges Oxeloesunds Jaernverk | Verfahren und vorrichtung zum produzieren von metallischen rohlingen, insbesondere stahlbrammen, die zumindest in einem vorbestimmten oberflaechenbereich im wesentlichen keine fehler aufweisen |
| US4730230A (en) * | 1987-03-31 | 1988-03-08 | Dowty Rfl Industries, Inc. | Apparatus and method for degaussing magnetic storage media |
| DE4215358A1 (de) * | 1992-05-14 | 1993-11-18 | Forschungszentrum Juelich Gmbh | Verfahren zur zerstörungsfreien Prüfung von Stahlarmierungen in Bauwerken |
| DE10241029B4 (de) * | 2002-09-05 | 2005-08-25 | Hirsch, Peter, Dr.-Ing. | Prüfvorrichtung |
| US6909988B2 (en) * | 2002-10-15 | 2005-06-21 | General Electric Company | Method for positioning defects in metal billets |
| US10586341B2 (en) | 2011-03-04 | 2020-03-10 | General Electric Company | Method and device for measuring features on or near an object |
| US10157495B2 (en) * | 2011-03-04 | 2018-12-18 | General Electric Company | Method and device for displaying a two-dimensional image of a viewed object simultaneously with an image depicting the three-dimensional geometry of the viewed object |
| US9875574B2 (en) * | 2013-12-17 | 2018-01-23 | General Electric Company | Method and device for automatically identifying the deepest point on the surface of an anomaly |
| US9818039B2 (en) | 2013-12-17 | 2017-11-14 | General Electric Company | Method and device for automatically identifying a point of interest in a depth measurement on a viewed object |
| DE102014218255A1 (de) | 2014-09-11 | 2016-03-17 | HPT Hirsch Prüftechnik GmbH | Über die magnetische Behandlung von Werkstücken mittels Vierpoltechnik |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2764733A (en) * | 1952-05-03 | 1956-09-25 | Magnaflux Corp | Method and means for detecting flaws |
| US2979655A (en) * | 1957-09-19 | 1961-04-11 | Magnaflux Corp | Method and apparatus for detecting flaws |
| US3534258A (en) * | 1967-05-26 | 1970-10-13 | Forster F M O | Magnetic nondestructive testing system utilizing magnetic tapes with means to indicate flow depth |
-
1969
- 1969-12-09 NL NL6918432A patent/NL6918432A/xx not_active Application Discontinuation
- 1969-12-19 BE BE743387D patent/BE743387A/xx unknown
- 1969-12-29 FR FR6945207A patent/FR2027976A6/fr not_active Expired
-
1970
- 1970-01-06 GB GB601/70A patent/GB1273841A/en not_active Expired
- 1970-01-07 US US1275A patent/US3657638A/en not_active Expired - Lifetime
- 1970-01-08 SE SE00192/70A patent/SE358028B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3657638A (en) | 1972-04-18 |
| DE1900992B2 (de) | 1975-10-23 |
| SE358028B (it) | 1973-07-16 |
| BE743387A (it) | 1970-05-28 |
| FR2027976A6 (it) | 1970-10-02 |
| DE1900992A1 (de) | 1970-08-27 |
| GB1273841A (en) | 1972-05-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed |