APPARATUS AND METHOD FOR DETERMINING STRESS AND STRAIN IN PIPES, PRESSURE VESSELS, STRUCTURAL MEMBERS AND OTHER DEFORMABLE BODIES - Patent 0455627

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EP 0 455 627 A1

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(43)	Date of publication:
	13.11.1991 Bulletin 1991/46

(21)	Application number: 86903883.0

(22)	Date of filing: 23.05.1986

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International Patent Classification (IPC):

G01B 11/ 16^{( . )}

G01L 1/ 24^{( . )}

(86)	International application number:
	PCT/US1986/001124

(87)	International publication number:
	WO 1987/007365 (03.12.1987 Gazette 1987/27)

(84)	Designated Contracting States:
	AT BE CH DE FR GB IT LI LU NL SE

(71)	Applicants:
	VACHON, Reginald I. Atlanta, GA 30319 (US) RANSON, William F. Atlanta, GA 30346 (US)

(72)	Inventors:
	VACHON, Reginald I. Atlanta, GA 30319 (US) RANSON, William F. Atlanta, GA 30346 (US)

(74)	Representative: Williams, Trevor John
	J.A. KEMP & CO. 14 South Square Gray's Inn London WC1R 5EU London WC1R 5EU (GB)

(54)	APPARATUS AND METHOD FOR DETERMINING STRESS AND STRAIN IN PIPES, PRESSURE VESSELS, STRUCTURAL MEMBERS AND OTHER DEFORMABLE BODIES