Patent · US Expired

Composition for coating metal-working tools

US4243434A · kind A · utility

11Cited by
6References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 30, 1978
Grant dateJan 6, 1981
Priority date
Expiry dateMay 30, 1998

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC23C22/74
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A composition for coating a metal-working tool to increase tool life, comprising graphite, molybdenum disulphide or other solid lubricant in an aqueous binder solution comprising a phosphate of aluminium, magnesium, zinc, calcium or other metal and preferably a chromate or dichromate as well.

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