DOUBLE-CHAMBER GASOSTATIC EXTRUDER Russian patent published in 2012 - IPC B22F3/15 

FIELD: machine building.

SUBSTANCE: gasostatic extruder contains power supporting frame and a container covered with upper and lower plugs at ends and connected to gas system. Working container is divided into inner and outer chambers, in the inner chamber there formed is proof cavity of variable volume. Heater and heat-insulating cap are located in inner chamber. Inner and outer chambers are connected to one pressure source.

EFFECT: providing balance pressure in inner and outer chambers, improving safety of gasostatic extruder in case of its depressurisation.

4 cl, 1 dwg