Matcon Ltd.

Edward J Piepereit

An apparatus for mixing a particulate material with a liquid in a container is adapted for tumble blending. The apparatus comprises a mixing device and a liquid injection nozzle. The mixing device includes mixer elements adapted to mix a particulate material by mechanical action. The nozzle is disposed to direct liquid in the direction of the mixer elements when mixing is taking place and ingress of material is prevented from entering into the nozzle.

Apparatus for mixing including a liquid injection nozzle

A seal system () for use in mixing apparatus () comprising a rotating shaft () which passes through a fixed structure (), the seal system () being adapted both to prevent egress of content from the apparatus, and to resist ingress of material into the seal system.

Seal system

The invention relates to apparatusfor releasably securing the lidof a receptaclefor removal or replacement of the lid, the apparatuscomprising meansdefining first and second vacuum chambers, the second vacuum chamberbeing adapted to contact and secure a lidwhen a pressure drop occurs in said second chamber, the arrangement being such that creating of a vacuum in the first chamberacts on the defining meansto create a pressure drop in the second chamberwithout fluid flow between the chambers, the pressure drop being sufficient to secure the lidfor removal of the lid from the receptacle.

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Worcestershire, United Kingdom

Edward J Piepereit