Patent · US Expired

Rinsing apparatus and method

US4674521A · kind A · utility

17Cited by
7References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 20, 1985
Grant dateJun 23, 1987
Priority date
Expiry dateMay 20, 2005

Classification

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

Abstract

Rinsing methods and apparatus employ a rotatable work support to spray rinsing liquid against a surrounding wall of a processing station. The rinsing liquid washes residual processing liquid from the surrounding wall of the processing station, whereby the work support performs a cleaning function in addition to its conventional processing function.

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