Apparatus and method for decontaminating metallic components of a nuclear engineering installation

US4632740A · kind A · utility

Assignee

• Kraftwerk Union Aktiengesellschaft · DE

Inventors

• Hermann Operschall · Achern, DE
• Hubert Stamm · Nuremberg, DE

Key dates

• Filing date: Nov 30, 1984
• Grant date: Dec 30, 1986
• Expiry date: Nov 30, 2004

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C25F7/02
• WIPO field: Surface technology, coating
• WIPO sector: Chemistry

Abstract

Apparatus for performing a method of decontaminating metallic components of a nuclear engineering installation by electropolishing with electrodes and an electrolyte liquid travelling in a circulatory loop during the decontamination, including a filter having a pore width of at most 1.5 .mu.m, the electrolyte liquid being an aqueous solution having an electrolyte concentration of at most 20 percent by weight.