C - Chemistry – Metallurgy – 23 – C
Patent
C - Chemistry, Metallurgy
23
C
148/40
C23C 8/50 (2006.01)
Patent
CA 1208527
ABSTRACT OF THE DISCLOSURE Nitriding salt baths for structural component mem- bers of steel and iron which contain alkali metal cyanate and alkali metal carbonate and are low in cyanide produce, in many cases, coatings on the surfaces of component members which can cause problems when using these members. A satis- factory surface quality is obtained from nitriding salt baths which additionally contain 0.5 to 100 p.p.m. of selenium.
414031
Kunst Helmut
Muller Johannes
Scondo Christian
Degussa-Huls Aktiengesellschaft
Marks & Clerk
LandOfFree
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