7 Machines for stirring and mixing technology; machine tools and power-driven tools; machines and apparatus for processing and preparing goods and products in the chemical, pharmaceutical, hydrometallic, cosmetic, food, plastic and paint industries; motors, drives, machine parts for stirring and mixing technology machines and controls for the operation of machines and motors; agitators; agitating mechanisms; electric agitators; agitators [machine parts]; agitators for circulating liquid or solid media; mechanical seals [machine parts]; sealing joints [machine parts]; machines and installations consisting thereof for the chemical, pharmaceutical, hydrometallic, cosmetics, food, plastics and paint industries; reactors with or for agitating and mixing units; dynamic and static seals in the nature of mechanical seals [machine parts]; blowers for machines; mechanical devices for removing production residues from machines or machine parts using gases or gas mixtures