Many countries are experiencing serious problems connected with the youth entering the labour market. Young people, at the beginning of their professional career and also family life, face problems related to entering the ...

The article examines the knowledge intensive business services (KIBS) branch and the differences in their spatial distribution in the examples of the regions in Visegrad group countries. The localization of KIBS shows that ...

The article presents a new concept of active grooved feed zone in an extruder for granular polymer plastics. The innovation of this concept lies in the use of a properly shaped sleeve with a set of grooves and a closing ...

Przedmiotem poniższej pracy są szaliki kibiców piłki nożnej w Polsce, a dokładniej ideologia na nich wyszyta i ukazana. Podczas prowadzonych badań terenowych oraz jakościowych bez problemu można było zauważyć, że szalik ...

Feature selection plays a central role in predictive analysis where datasets have hundreds or thousands of variables available. It can also reduce the overall training time and the computational costs of the classifiers ...

The article presents a review of metallic materials used for manufacturing screws of extrusion machines. The aforementioned materials are characteristic for their high resistance to abrasion and mechanical load occurring ...

Introducing a new element rotational barrel segment (RBS) into construction of single screw extruder (SSE), significantly changes the kinematic of motion in SSE. Main goal of incorporating RBS into SSE construction is ...

The article introduces an innovative concept of a screw of an extruder used for granulation of polymer materials. Three construction solutions were introduced, differing in the construction parameters of the screw. The ...

This paper aims to numerically evaluate a new concept of construction in a single screw extruder design. Rotational barrel segment introduced in 1998 significantly changes the kinematics of movement in a single screw ...

Newex project The goal of the NEWEX project is the construction and testing of the new innovative extruder. By the application of a new concept of vital parts: innovative active grooved feed section (IAGFS), original ...