Patent · US Expired

Apparatus and method for drying semiconductor substrates

US7520068B2 · kind B2 · utility

1Cited by
5References
27Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 26, 2004
Grant dateApr 21, 2009
Priority date
Expiry dateMay 6, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/67034
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A drying apparatus and method of drying a wafer including supplying a drying material for drying a wafer and controlling a flow of the drying material to uniformly or substantially dry the wafer. The flow of the drying material may be controlled by a vent unit including at least one part for controlling the flow of the drying material to uniformly or substantially uniformly dry the wafer.

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