Cleaning and liquid contact with solids – Processes – For metallic – siliceous – or calcareous basework – including...
Patent
1997-06-13
1999-06-01
El-Arini, Zeinab
Cleaning and liquid contact with solids
Processes
For metallic, siliceous, or calcareous basework, including...
134 2, 134 41, 252 792, 252 793, C23G 102
Patent
active
059085118
ABSTRACT:
Process for stainless steel pickling consisting in placing the material to be treated in a bath kept at a temperature ranging from 30.degree. C. to 70.degree. C. having the following initial composition:
REFERENCES:
patent: 5108544 (1992-04-01), Hakansson
patent: 5154774 (1992-10-01), Bousquet et al.
patent: 5354383 (1994-10-01), Bianchi
patent: 5688755 (1997-11-01), Ikeda et al.
patent: 5690748 (1997-11-01), Henriet
El-Arini Zeinab
ITB S.r.l.
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