Global Patent Index - EP 0175598 B1

EP 0175598 B1 19880921 - PROCESS FOR PRETREATING URANIUM OR URANIUM ALLOY SURFACES

Title (en)

PROCESS FOR PRETREATING URANIUM OR URANIUM ALLOY SURFACES

Publication

EP 0175598 B1 19880921 (FR)

Application

EP 85401419 A 19850711

Priority

FR 8411387 A 19840718

Abstract (en)

[origin: US4673585A] Process for the preparation of the surface of a uranium or uranium alloy part. It comprises a stage of chemically etching the surface of the uranium or uranium alloy part by means of a solution of nickel chloride and hydrochloric acid. The etching solution may also contain hydrofluoric acid. The nickel-coated uranium or uranium alloy parts can be used as shielding or ballasting members in a marine atmosphere.

IPC 1-7

C23C 18/18; C25D 5/46; C23F 1/30

IPC 8 full level

C23C 18/18 (2006.01); C23F 1/30 (2006.01); C25D 5/46 (2006.01)

CPC (source: EP US)

C23C 18/1844 (2013.01 - EP US); C23F 1/30 (2013.01 - EP US); C25D 5/46 (2013.01 - EP US)

Designated contracting state (EPC)

DE GB IT

DOCDB simple family (publication)

FR 2567913 A1 19860124; FR 2567913 B1 19891110; DE 3565126 D1 19881027; EP 0175598 A1 19860326; EP 0175598 B1 19880921; US 4673585 A 19870616

DOCDB simple family (application)

FR 8411387 A 19840718; DE 3565126 T 19850711; EP 85401419 A 19850711; US 75259585 A 19850708