Patent ID: 11952660
Assignee: APPLIED MATERIALS, INC.
Field: Surface technology, coating (Chemistry)
Classification: CPC C  H | IPC C  H

Claim 7:
8. The processing chamber of claim 1, wherein the pumping liner comprises:
the first laterally extending liner portion defining the first laterally extending volume portion of the internal volume of the pumping liner, wherein the gas inlet is disposed at an upper surface of the first laterally extending liner portion;
a second laterally extending liner portion defining a second laterally extending volume portion of the internal volume of the pumping liner, wherein the first laterally extending volume portion and the second laterally extending volume portion are diametrically opposed from each other;
a third portion defining the first toroidally shaped volume portion of the internal volume of the pumping liner, wherein the first toroidally shaped volume portion is disposed between the first laterally extending volume portion and the second laterally extending volume portion; and
a fourth portion defining a second toroidally shaped volume portion of the internal volume of the pumping liner, wherein the first toroidally shaped volume portion and the second toroidally shaped volume portion are diametrically opposed from each other.