Soprema (societe Anonyme)

Herv&eacute; Fellmann

Pierre Etienne Bindschedler

R&eacute;mi Perrin

A process and an installation for the production of a bituminous sealing sheet, comprises a strip impregnated and/or coated with a given bitumen and having a zone in the shape or a band or a portion of a band of a different bitumen from the first bitumen. A strip ( ) is produced which is impregnated and/or coated except for at least one zone in the form of a strip or a strip portion ( ) on at least one of its surfaces ( ), having a thinner thickness of bitumen ( ) or no application of bitumen ( ), to be used at the at least one strip or strip portion ( ), over a controlled thickness, a different bitumen ( ) from that initially applied and finally, after cooling and solidification of the eventually added bitumen ( ), processing the resulting sheet or sealed membrane ( ) 5 in the desired form, the processing operations being carried out by continuous movement of the strip ( ) in an installation ( ) or suitable coating line comprising at least two coating stations ( ).

Growing community of inventors

Bischoffsheim, France

Hervé Fellmann

Growing community of inventors

Bischoffsheim, France

Herv&eacute; Fellmann

Hervé Fellmann