专利名称：Baths and process for chemical polishing of
stainless steel surfaces
发明人：Daniel Tytgat,Pierre Lefevre申请号：US06/869726申请日：19860602公开号：US04678541A公开日：19870707
摘要：Baths for chemical polishing of stainless steel surfaces, comprising, in aqueoussolution, a mixture of hydrochloric acid, phosphoric acid and nitric acid, ferricyanidecomplex ions and an additive capable of decomposing nitrous acid.
The baths can be used in particular for chemical polishing of heat exchangers with avery large exchange surface.
申请人：SOLVAY & CIE. (SOCIETE ANONYME)
代理机构：Spencer & Frank
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