Management and employees of PT&B welcome you to this web-site. The subject of the activities of PT&B is the preparation of high-quality thin films - especially DLC-coatings - in job-coating by Plasma-CVD and PVD. The related deposition technology is for sale to our customers. Please inform yourself about our services by clicking the buttons in the left frame. Dr. T. Drüsedau and T.-M. John Chief Executive Officers