The device has a protection structure with a longitudinal base surrounded by lateral walls and an upper longitudinal wall (43) that is formed by an outer wall of a lorry tank (30). A longitudinal pipe (40) has an end (21) connected to the lorry tank, where...

The device has a proximal end (104) connected with an interior of a tank and a distal end (106) to free air. A stopper (5) in the distal end moves between a closing and an opening position with a help of a pressure jack (23). The stopper is mounted on a mo...

The tank is formed by a partially cylindrical body (1) extended by a cylindrical part (2) of lesser section by means of a truncated connecting section (5). There is a reinforcing ring (8) positioned at the junction between one of the cylindrical parts and ...

The tank is formed by a cylindrical body (1) extended at its front by a cylindrical collar (2) of lesser section by means of a truncated connecting collar (5). There are reinforcing rings (10-13) welded onto the interior surface of the cylindrical collar.