Gas distribution apparatus for processing chambers

    公开(公告)号:US10240234B2

    公开(公告)日:2019-03-26

    申请号:US15489306

    申请日:2017-04-17

    Abstract: Implementations described herein generally relate to a method and apparatus for depositing material on a substrate. In one implementation, a processing chamber for processing a substrate includes a chamber body and a substrate support disposed within the chamber body and adapted to support the substrate thereon. The processing chamber includes a plurality of gas inlets positioned above the substrate support to direct a process gas above the substrate support. A movable diffuser is pivotally mounted adjacent the substrate support via a pivoting mount. The movable diffuser includes a deposition head having a plurality of inlet openings for directing process gas toward the substrate support and a plurality of exhaust openings for providing an exhaust to process gas disposed above the substrate support by the movable diffuser.

    Process kit including flow isolator ring

    公开(公告)号:US10113231B2

    公开(公告)日:2018-10-30

    申请号:US15138209

    申请日:2016-04-25

    Abstract: A process chamber is provided including a sidewall, a substrate support having an outer ledge, and a gas inlet beneath the substrate support. The process chamber further includes a first liner disposed around a bottom surface of the outer ledge of the substrate support. The first liner has an inner surface separated from the outer ledge of the substrate support by a first gap. The process chamber further includes a flow isolator ring having an inner bottom surface disposed on the outer ledge of the substrate support and an outer bottom surface extending outwardly relative to the inner bottom surface, the outer bottom surface overlying the first gap.

    Flow control features of CVD chambers

    公开(公告)号:US10550472B2

    公开(公告)日:2020-02-04

    申请号:US14481774

    申请日:2014-09-09

    Abstract: Apparatus and methods for gas distribution assemblies are provided. In one aspect, a gas distribution assembly is provided comprising an annular body comprising an annular ring having an inner annular wall, an outer wall, an upper surface, and a bottom surface, an upper recess formed into the upper surface, and a seat formed into the inner annular wall, an upper plate positioned in the upper recess, comprising a disk-shaped body having a plurality of first apertures formed therethrough, and a bottom plate positioned on the seat, comprising a disk-shaped body having a plurality of second apertures formed therethrough which align with the first apertures, and a plurality of third apertures formed between the second apertures and through the bottom plate, the bottom plate sealingly coupled to the upper plate to fluidly isolate the plurality of first and second apertures from the plurality of third apertures.

    Flow control features of CVD chambers

    公开(公告)号:US12146219B2

    公开(公告)日:2024-11-19

    申请号:US16745141

    申请日:2020-01-16

    Abstract: Apparatus and methods for gas distribution assemblies are provided. In one aspect, a gas distribution assembly is provided comprising an annular body comprising an annular ring having an inner annular wall, an outer wall, an upper surface, and a bottom surface, an upper recess formed into the upper surface, and a seat formed into the inner annular wall, an upper plate positioned in the upper recess, comprising a disk-shaped body having a plurality of first apertures formed therethrough, and a bottom plate positioned on the seat, comprising a disk-shaped body having a plurality of second apertures formed therethrough which align with the first apertures, and a plurality of third apertures formed between the second apertures and through the bottom plate, the bottom plate sealingly coupled to the upper plate to fluidly isolate the plurality of first and second apertures from the plurality of third apertures.

    Process kit for a high throughput processing chamber

    公开(公告)号:US11512391B2

    公开(公告)日:2022-11-29

    申请号:US16912417

    申请日:2020-06-25

    Abstract: A processing chamber for processing a substrate is disclosed herein. In one embodiment, the processing chamber includes a liner assembly disposed within an interior volume of the processing chamber, and a C-channel disposed in an interior volume of the chamber, circumscribing the liner assembly. In another embodiment, a process kit disposed in the interior volume of the processing chamber is disclosed herein. The process kit includes a liner assembly, a C-channel, and an isolator disposed in the interior volume. The C-channel and the isolator circumscribe the liner assembly. A method for depositing a silicon based material on a substrate by flowing a precursor gas into a processing chamber is also described herein.

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