Patent ID: 7067012
Filing Date: 2006-06-27
Classification: C23C,C30B

Abstract:
1. A device for depositing in particular crystalline layers on one or more, in particular likewise crystalline substrates in a process chamber by means of reaction gases which are introduced into the process chamber, where they react pyrolytically, having a heatable carrier plate, in which at least one substrate holder rests loosely in a carrier plate cutout, in particular rotatably, with respect to the carrier plate, at least one compensation plate which is located on the carrier plate and adjoins the at least one substrate holder such that it follows the contours; a centering ring located in the carrier plate cutout and surrounding the substrate holder, and a covering ring which is disposed over the centering ring and at least a portion of the substrate holder and is flush with the substrate holder, wherein, the top surface of the substrate holder and the covering ring are flush with the compensation plate.