Method of providing a face seal

(19)

(11)

EP 0 250 272 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	30.11.1988 Bulletin 1988/48

(43)	Date of publication A2:
	23.12.1987 Bulletin 1987/52

(21)	Application number: 87305538

(22)	Date of filing: 22.06.1987

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

(30)

Priority:

20.06.1986 GB 8615112

(71)	Applicant: IRACROFT LIMITED
	()

(72)	Inventor:
	Bamford,David Charles ()

(54)	Method of providing a face seal

(57) A method of providing a face seal at an end (11) of a tube (10) comprises the steps of displacing an end (22) of the tube (10) to provide a radially inwardly extending region, providing a groove (13) in a longitudinally outwardly facing end (11) of the inwardly extending region to receive a seal (14).

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