Metal treatment – Compositions – Heat treating
Patent
1978-05-30
1981-01-06
Kendall, Ralph S.
Metal treatment
Compositions
Heat treating
148 616, 252 30, 252 498, 252 499, 252 31, C23F 710
Patent
active
042434343
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.
REFERENCES:
patent: 2008939 (1935-07-01), Tufts
patent: 2534406 (1950-12-01), Bramberry
patent: 2939809 (1960-06-01), Jensen et al.
patent: 3361666 (1968-01-01), Webb
patent: 3637498 (1972-01-01), Sawyer
patent: 3904443 (1975-09-01), Sullivan et al.
Barrett Michael D.
Hartley David
Wainwright Paul
Kendall Ralph S.
Rocol Limited
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