COMPOSITION, STRUCTURE AND KNOT OF BYPASS PIPE AND OF CLOSING AID FOR CONTAINER FILLED WITH LOOSE MATERIAL

摘要

FIELD: knots of bypass pipes for containers filled with medical liquids.;SUBSTANCE: device has bypass pipe and membrane pipe. Bypass pipe has first layer and second layer. First layer has to be polymer mixture. Second layer is disposed coaxial inside the first layer. Membrane pipe is disposed coaxial inside bypass pipe. Membrane pipe has outer, medium and inner layers. All the parts of device do not contain PVC.;EFFECT: improved efficiency of operation.;42 cl, 1 ex, 2 dwg