C - Chemistry – Metallurgy – 21 – D
Patent
C - Chemistry, Metallurgy
21
D
148/45
C21D 1/60 (2006.01)
Patent
CA 1232828
Quenching bath and quenching method for metals. A B S T R A C T Bath for the quenching of ferrous and non- ferrous metals and their alloys, comprising a hydro- genated starch hydrolysate having, expressed with respect to the dry matter, a percentage of products of degree of polymerisation 1 and 2 comprised between 1 and 90, the complement to 100 being constituted by products of degree of polymerisation equal to or higher than 3. No figure.
432914
Gosset Serge
Huchette Michel
Goudreau Gage Dubuc
Roquette Freres
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