Method for cleaning a container

Details Method for cleaning a container Method for cleaning a container

C - Chemistry, Metallurgy

23

G

C23G 1/14 (2006.01) B08B 9/08 (2006.01) C11D 3/04 (2006.01) C11D 3/33 (2006.01) F28G 9/00 (2006.01)

Patent

CA 2333215

The invention relates to a method for cleaning a container, in particular a boiler of a conventional power station. It is provided that the container is degreased and pickled in one method step using an alkaline cleaning solution. A suitable cleaning solution comprises, for example, an ammonium EDTA salt, hydrazine and a surfactant.

L'invention concerne un procédé de nettoyage d'un contenant, en particulier d'une chaudière d'une centrale électrique classique. Selon l'invention, le contenant est, dans une étape du procédé, dégraissé et décapé à l'aide d'une solution de nettoyage alcaline. Une solution de nettoyage appropriée contient, par exemple, un sel d'ammonium-EDTA, de l'hydrazine et un tensioactif.

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