ES443043A1 - Perfeccionamientos en los medios de deteccion de puntos de- fectuosos en la superficie de piezas de trabajo magnetiza- bles. - Google Patents

Perfeccionamientos en los medios de deteccion de puntos de- fectuosos en la superficie de piezas de trabajo magnetiza- bles.

Info

Publication number: ES443043A1
Authority: ES; Spain
Prior art keywords: workpiece; lacquer; powder particles; surface defects; indicating surface
Prior art date: 1974-12-10
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

Application number

ES443043A

Other languages

English (en)

Spanish (es)

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Welding Industries Oerlikon AG

Original Assignee

Schweissindustrie Oerlikon Buehrle AG

Priority date (The priority date 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 date listed.)

1974-12-10

Filing date

1975-11-28

Publication date

1977-04-01

1974-12-10 Priority claimed from CH1640474A external-priority patent/CH585404A5/xx

1975-05-16 Priority claimed from CH631175A external-priority patent/CH594884A5/de

1975-11-28 Application filed by Schweissindustrie Oerlikon Buehrle AG filed Critical Schweissindustrie Oerlikon Buehrle AG

1977-04-01 Publication of ES443043A1 publication Critical patent/ES443043A1/es

Status Expired legal-status Critical Current

Links

230000007547 defect Effects 0.000 title 1
239000000843 powder Substances 0.000 abstract 3
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
230000002950 deficient Effects 0.000 abstract 2
239000004922 lacquer Substances 0.000 abstract 2
239000002245 particle Substances 0.000 abstract 2
230000035508 accumulation Effects 0.000 abstract 1
238000009825 accumulation Methods 0.000 abstract 1
239000006185 dispersion Substances 0.000 abstract 1
239000000428 dust Substances 0.000 abstract 1
230000005294 ferromagnetic effect Effects 0.000 abstract 1
229910052742 iron Inorganic materials 0.000 abstract 1
239000000049 pigment Substances 0.000 abstract 1
239000002904 solvent Substances 0.000 abstract 1
239000007921 spray Substances 0.000 abstract 1

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
- G01N27/84—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 by applying magnetic powder or magnetic ink
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G9/00—Developers
- G03G9/08—Developers with toner particles
- G03G9/083—Magnetic toner particles
- G03G9/0831—Chemical composition of the magnetic components
- G03G9/0832—Metals

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Chemical & Material Sciences (AREA)
General Health & Medical Sciences (AREA)
Health & Medical Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Analytical Chemistry (AREA)
Biochemistry (AREA)
Electrochemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Immunology (AREA)
Pathology (AREA)
Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Application Of Or Painting With Fluid Materials (AREA)
Sampling And Sample Adjustment (AREA)
Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)

ES443043A 1974-12-10 1975-11-28 Perfeccionamientos en los medios de deteccion de puntos de- fectuosos en la superficie de piezas de trabajo magnetiza- bles. Expired ES443043A1 (es)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
CH1640474A CH585404A5 (en)	1974-12-10	1974-12-10	Detection of surface faults in magnetisable material - by applying solvent to ferromagnetic powder coating including pigment and lacquer
CH631175A CH594884A5 (en)	1975-05-16	1975-05-16	Detection of surface faults in magnetisable material

Publications (1)

Publication Number	Publication Date
ES443043A1 true ES443043A1 (es)	1977-04-01

Family

ID=25699340

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES443043A Expired ES443043A1 (es)	1974-12-10	1975-11-28	Perfeccionamientos en los medios de deteccion de puntos de- fectuosos en la superficie de piezas de trabajo magnetiza- bles.

Country Status (11)

Country	Link
JP (1)	JPS5821700B2 (de)
AT (1)	AT371605B (de)
DE (1)	DE2554492A1 (de)
ES (1)	ES443043A1 (de)
FR (1)	FR2294442A1 (de)
GB (1)	GB1527745A (de)
IT (1)	IT1048695B (de)
LU (1)	LU73956A1 (de)
NL (1)	NL7514367A (de)
NO (1)	NO144583C (de)
SE (1)	SE420952B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4341997A (en)	1979-11-14	1982-07-27	Magnaflux Corporation	Magnetic particle inspection process useable with simultaneous illumination by ultra-violet and white light

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2244362A1 (de) *	1972-09-09	1974-05-30	Albert Lauber Kg Dr	Magnetpulverpruefungs-substanz

1975
- 1975-11-18 IT IT29395/75A patent/IT1048695B/it active
- 1975-11-28 ES ES443043A patent/ES443043A1/es not_active Expired
- 1975-12-01 AT AT0911675A patent/AT371605B/de not_active IP Right Cessation
- 1975-12-04 DE DE19752554492 patent/DE2554492A1/de not_active Ceased
- 1975-12-08 FR FR7537505A patent/FR2294442A1/fr active Granted
- 1975-12-08 LU LU73956A patent/LU73956A1/xx unknown
- 1975-12-08 NO NO754130A patent/NO144583C/no unknown
- 1975-12-09 NL NL7514367A patent/NL7514367A/xx not_active Application Discontinuation
- 1975-12-09 GB GB50517/75A patent/GB1527745A/en not_active Expired
- 1975-12-09 SE SE7513843A patent/SE420952B/xx unknown
- 1975-12-10 JP JP50147282A patent/JPS5821700B2/ja not_active Expired

Also Published As

Publication number	Publication date
LU73956A1 (de)	1976-07-01
FR2294442A1 (fr)	1976-07-09
NO144583B (no)	1981-06-15
JPS5184285A (en)	1976-07-23
DE2554492A1 (de)	1976-06-16
FR2294442B1 (de)	1982-02-19
SE420952B (sv)	1981-11-09
SE7513843L (sv)	1976-06-11
NO144583C (no)	1981-09-23
JPS5821700B2 (ja)	1983-05-02
GB1527745A (en)	1978-10-11
IT1048695B (it)	1980-12-20
NL7514367A (nl)	1976-06-14
AT371605B (de)	1983-07-11
NO754130L (de)	1976-06-11
ATA911675A (de)	1982-11-15

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Legal Events

Date	Code	Title	Description
2010-06-10	FD1A	Patent lapsed	Effective date: 20100528