Patent · US Active

Substrate liquid processing apparatus, liquid processing method, and storage medium

US9064908B2 · kind B2 · utility

0Cited by
0References
20Claims
0Family size

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Inventors

Key dates

Filing dateJun 7, 2012
Grant dateJun 23, 2015
Priority date
Expiry dateJul 12, 2033

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/67748
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

There is provided a liquid processing apparatus capable of efficiently processing a pattern formation surface of a wafer, while preventing diffusion of a chemical-liquid atmosphere which might possibly occurs during a chemical-liquid process.

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