Patent · US Expired

Liquid additions to fused chemical baths

US4113511A · kind A · utility

5Cited by
5References
6Claims
0Family size

Inventors

Key dates

Filing dateJan 17, 1977
Grant dateSep 12, 1978
Priority date
Expiry dateJan 17, 1997

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S423/12
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A method and apparatus is disclosed where aqueous solutions of chemicals are added to fused non-aqueous baths. This is done by spraying the aqueous solution of the chemicals onto the surface of the fused bath in a fine spray, causing the evaporation of the water.

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