SURFACE COVERING, SELF-CLEANING FOR APPENDANT BULK MATERIALS - Patent 0253847

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EP 0 253 847 A1

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(43)	Date of publication:
	27.01.1988 Bulletin 1988/04

(21)	Application number: 87900697.0

(22)	Date of filing: 15.01.1987

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International Patent Classification (IPC):

A01B 29/ 00^{( . )}
A01D 33/ 00^{( . )}
B01F 15/ 00^{( . )}

A01B 29/ 04^{( . )}
A01D 33/ 08^{( . )}
B28C 5/ 20^{( . )}

(86)	International application number:
	PCT/NL1987/000001

(87)	International publication number:
	WO 1987/004318 (30.07.1987 Gazette 1987/17)

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

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Priority:

15.01.1986 NL 19860000073

(71)	Applicant: TRELLEBORG B.V.
	NL-9601 LE Hoogezand (NL)

(72)	Inventor:
	VAN VUREN, Marius NL-3361 EL Sliedrecht (NL)

(74)	Representative: Smulders, Theodorus A.H.J., Ir., et al
	Vereenigde Octrooibureaux Nieuwe Parklaan 97 NL-2587 BN 's-Gravenhage NL-2587 BN 's-Gravenhage (NL)

(54)	SURFACE COVERING, SELF-CLEANING FOR APPENDANT BULK MATERIALS