NO811549L - Fremgangsmaate og innretning for magnetografisk undersoekelse av omraader paa magnetiserbare proevedeler - Google Patents
Fremgangsmaate og innretning for magnetografisk undersoekelse av omraader paa magnetiserbare proevedelerInfo
- Publication number
- NO811549L NO811549L NO811549A NO811549A NO811549L NO 811549 L NO811549 L NO 811549L NO 811549 A NO811549 A NO 811549A NO 811549 A NO811549 A NO 811549A NO 811549 L NO811549 L NO 811549L
- Authority
- NO
- Norway
- Prior art keywords
- water
- storage tape
- pressing
- area
- examined
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 19
- 238000012360 testing method Methods 0.000 title description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 28
- 238000003825 pressing Methods 0.000 claims description 23
- 239000000523 sample Substances 0.000 claims description 16
- 230000005415 magnetization Effects 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 6
- 210000002445 nipple Anatomy 0.000 claims description 3
- 238000013022 venting Methods 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 230000003111 delayed effect Effects 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 229920001821 foam rubber Polymers 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000006247 magnetic powder Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000004154 testing of material Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
- G01R33/10—Plotting field distribution ; Measuring field distribution
-
- 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
- G01N27/85—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 using magnetographic methods
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Inspection Of Paper Currency And Valuable Securities (AREA)
- Measuring Magnetic Variables (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3026540A DE3026540C2 (de) | 1980-07-12 | 1980-07-12 | Verfahren und Vorrichtung zum magnetographischen Prüfen von Bereichen magnetisierbarer Prüfteile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO811549L true NO811549L (no) | 1982-01-13 |
Family
ID=6107092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO811549A NO811549L (no) | 1980-07-12 | 1981-05-07 | Fremgangsmaate og innretning for magnetografisk undersoekelse av omraader paa magnetiserbare proevedeler |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4447778A (de) |
| DE (1) | DE3026540C2 (de) |
| GB (1) | GB2079952B (de) |
| NO (1) | NO811549L (de) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4683427A (en) * | 1985-10-11 | 1987-07-28 | Borg-Warner Corporation | Magnetic gear tooth separation detector |
| FR2597603B1 (fr) * | 1986-04-22 | 1990-04-20 | Bruss Polt I | Dispositif d'aimantation pour controle magnetographique |
| FI863089A (fi) * | 1986-08-02 | 1988-01-29 | Belorussky Politekhnichesky Institut | Foerfarande och anordning foer magnetografisk undersoekning av materialkvalitet. |
| DE3722596A1 (de) * | 1987-07-08 | 1989-01-19 | Magfoil Ag | Vorrichtung zum pruefen von metallischen werkstuecken |
| DE3722569A1 (de) * | 1987-07-08 | 1989-01-19 | Magfoil Ag | Verfahren zum pruefen von metallischen werkstuecken und behaelter zur verwendung in einem solchen verfahren |
| EP0357823A1 (de) * | 1988-09-08 | 1990-03-14 | Magfoil & Inspektionstechniken GmbH | Vorrichtung zum Prüfen von metallischen Werkstücken |
| US5648720A (en) * | 1993-03-25 | 1997-07-15 | International Business Machines Corporation | Apparatus and method for producing a magnetic image of a conductive pattern using eddy currents |
| DE102009052244A1 (de) * | 2009-11-06 | 2011-05-12 | Carl Freudenberg Kg | Sensierende Membran |
| CN102426190B (zh) * | 2011-12-19 | 2015-09-30 | 杨旭 | 一种自平衡激励法磁场信息感应装置 |
| CN110017430A (zh) * | 2019-04-12 | 2019-07-16 | 中国石油化工股份有限公司 | 一种基于弱磁的海底管道双通道定点损伤监控系统 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2665333A (en) * | 1950-11-30 | 1954-01-05 | Libbey Owens Ford Glass Co | Apparatus for measuring thickness of sheet material |
| US2764733A (en) * | 1952-05-03 | 1956-09-25 | Magnaflux Corp | Method and means for detecting flaws |
| DE1473353A1 (de) * | 1964-12-08 | 1968-12-19 | Agfa Gevaert Ag | Magnetographieverfahren |
| US3513555A (en) * | 1967-03-30 | 1970-05-26 | Bradstreet J Vachon | Thickness gauging apparatus |
| GB1237864A (en) * | 1967-08-22 | 1971-06-30 | Nat Res Dev | Examination of specimens of ferromagnetic materials |
| US3528002A (en) * | 1968-01-04 | 1970-09-08 | Conrac Corp | Caliper with air bearings for continuously moving sheet material |
| DE2352511A1 (de) * | 1973-10-19 | 1975-04-30 | Foerster Inst Dr Friedrich | Verfahren und einrichtung zum anbringen eines magnetischen speicherbandes |
| US4063157A (en) * | 1976-01-26 | 1977-12-13 | Magnaflux Corporation | Magnetic testing device for internal surfaces of pipe using a magnetizing means and expandable magnetizable material within the pipe |
-
1980
- 1980-07-12 DE DE3026540A patent/DE3026540C2/de not_active Expired
-
1981
- 1981-05-07 NO NO811549A patent/NO811549L/no unknown
- 1981-06-17 GB GB8118690A patent/GB2079952B/en not_active Expired
- 1981-06-19 US US06/275,318 patent/US4447778A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US4447778A (en) | 1984-05-08 |
| GB2079952B (en) | 1983-11-23 |
| DE3026540C2 (de) | 1986-07-10 |
| DE3026540A1 (de) | 1982-02-04 |
| GB2079952A (en) | 1982-01-27 |
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