A METHOD AND AN APPARATUS FOR DETECTING MAGNETIC DISCONTINUITIES IN A TEST SAMPLE OF MAGNETIC MATERIAL - Patent 0632891

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EP 0 632 891 A1

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(43)	Date of publication:
	11.01.1995 Bulletin 1995/02

(21)	Application number: 93907823.0

(22)	Date of filing: 22.03.1993

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International Patent Classification (IPC):

G01N 27/ 82^{( . )}

(86)	International application number:
	PCT/DK1993/000102

(87)	International publication number:
	WO 1993/019362 (30.09.1993 Gazette 1993/24)

(84)	Designated Contracting States:
	AT BE CH DE ES FR GB GR IE IT LI NL PT SE

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Priority:

23.03.1992 DK 19920000376

(71)	Applicant: FORCE INSTITUTTERNE
	DK-2605 Broendby Strand (DK)

(72)	Inventors:
	NORTHEVED, Allan DK-3520 Farum (DK) OLSEN, Hans, Ole DK-1352 Copenhagen K (DK)

(74)	Representative: Siiger, Joergen, et al
	c/o Chas. Hude H.C. Andersens Boulevard 33 DK-1553 Copenhagen V DK-1553 Copenhagen V (DK)

(54)	A METHOD AND AN APPARATUS FOR DETECTING MAGNETIC DISCONTINUITIES IN A TEST SAMPLE OF MAGNETIC MATERIAL