Patent ID: 11862475
Assignee: APPLIED MATERIALS, INC.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 12:
13. The semiconductor processing system of claim 8, wherein: the faceplate is a first faceplate, the system further comprising a second faceplate; the purge gas plenum is a first purge gas plenum, the system further comprising a second purge gas plenum; the delivery tube is a first delivery tube, the system further comprising a second delivery tube; the second delivery tube extends between and fluidly couples the RPS and the second faceplate, wherein: the second delivery tube is characterized by a second central axis and a cylindrical sidewall; the cylindrical sidewall defines a second plurality of apertures that are arranged in a radial pattern about the second central axis; each of the second plurality of apertures is fluidly coupled with the second purge gas plenum; and each of the second plurality of apertures is angled away from the second central axis.