Patent · US Expired

Apparatus for cleaning a substrate

US7004181B2 · kind B2 · utility

7Cited by
11References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 27, 2002
Grant dateFeb 28, 2006
Priority date
Expiry dateApr 22, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S134/902
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The invention provides a water supplying apparatus and method thereof which has a high capacity of peeling and removing a disused material such as a resist film and the like, and can efficiently use water vapor. A water supplying apparatus for executing a washing process, a cleaning process and a working process of a subject, is provided with a water vapor body supplying means for supplying a water vapor body, and a water mist body supplying means for supplying a water mist body containing liquid water fine particles, and the structure is made such that said water vapor body and said water mist body are supplied to the subject by independently controlling said two means.

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