Millipore Corporation

Gérard Muller

Christian Schann

Christian Clauss

Stéphane Olivier

Frédéric Reynes

This concerns a device whose filtering membrane () is gripped annularly at the periphery between an annular transverse wall () forming part of a drainage body and an axially oriented cylindrical wall () of an intake body, which lateral wall has an elastomer seal () which forms the edge thereof and by means of which this wall comes into contact with the membrane (), this device being provided with a second seal () which has an arched profile, the external annular end () of which bears against said annular transverse wall () radially beyond said membrane (), and the internal end () of which is connected to said seal () on the lateral wall () of said reservoir (), hereinafter referred to as the first seal.

Device for microbiological examination of a sample of liquid under pressure

The present invention provides a biological culture growth and observation device () comprising a cup-shaped tray () for containing or receiving a growth medium for said biological culture and a cap () which matches said tray () and which can be snapped on and off said tray (), characterized in that said cap () and tray () are provided with means () to snap on/off said cap () on/off the inner walls () of said tray () and in that said cup-shaped tray () is realized with walls () having a first circumferential edge () on which a removable seal () can be fixed to cover the surface of said edge () and the cap () snapped on the tray () before the first use of the device ().

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Urmatt, France

Gérard Muller