Flexible container, method and device for filling said flexible container

A method for filling a flexible container, the flexible container comprising a container body comprising container walls that define a container interior;

• a container socket connected to the container body and having a container opening through which the container interior is fillable;
• carrying loops connected to the container body for lifting the container;
• wherein the container socket has an initial retracted position in the container interior and is transferable from the initial retracted position into an upright filling position;
• wherein the container socket is at least partially comprised of an elastically expandable material, the method comprising the steps of:
• inserting into a container socket of a flexible container a filling tube, wherein the container socket is in an initial retracted position inside the flexible container;
• contacting with the filling tube the container socket in the initial retracted position;
• transferring the container socket to an upright filling position and keeping the container socket secured on the filling tube in the upright filling position;
• introducing bulk material through the filling tube into the flexible container.