Patent · US Active

Substrate processing methods and apparatus

US12297535B2 · kind B2 · utility

0Cited by
3References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 6, 2019
Grant dateMay 13, 2025
Priority date
Expiry dateAug 27, 2040

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J37/32834
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A method and a substrate processing apparatus including a vertical flow reaction chamber, a flow guiding part and a substrate support at a horizontally central area of the reaction chamber, the substrate support residing underneath the flow guiding part, and the flow guiding part forcing the vertical flow from above the flow guiding part to go round the flow guiding part on its downward way towards the substrate support.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.