Patent · US Expired

Anodized aluminium rollers with improved electrical conductivity and a process for their manufacture

US4288469A · kind A · utility

3Cited by

7References

4Claims

0Family size

Assignee

Agfa-Gevaert NV · BE

Inventors

Rudolf Meyer · Leverkusen, DE
Gunther Koepke · Odenthal, DE
Roland Hourticolon · Leichlingen, DE

Key dates

Filing date	Nov 20, 1979
Grant date	Sep 8, 1981
Priority date	—
Expiry date	Nov 20, 1999

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC25D11/18
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

The electrical conductivity of the surface of eloxated aluminium rollers in the pores of the eloxation layer a metal is deposited which has little or no tendency to corrosion.

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