Patent · US Expired

Electrostatic coating

US6117479A · kind A · utility

61Cited by
8References
84Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 10, 1997
Grant dateSep 12, 2000
Priority date
Expiry dateNov 10, 2017

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02A50/30
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Method of electrostatically coating a substrate wherein the substrate is brought to a coating station at which it is held substantially electrically isolated from its surroundings adjacent a source of particulate coating material. The substrate and the coating material are held at a potential difference to each other sufficient to coat the exposed surface of the substrate with particles of coating material.

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