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Construction elements with slag from non-ferrous metal production
Disclosed is a method of fabricating a construction element, the method comprising the manufacturing of a construction element including a slag, wherein the slag is comprising, on a dry basis and whereby the presence of a metal is expressed as the total of the metal present as elemental metal and the presence of the metal in an oxidized state,a) at least 7% wt and at most 49% wt of iron, Fe,b) at most 1.3% wt of copper, Cu,c) at least 24% wt and at most 44% wt of silicon dioxide, SiO2,d) at least 1.0% wt and at most 20% wt of calcium oxide, CaO,e) at least 0.10% wt and at most 1.50% wt of zinc, Zn,f) at least 0.10% wt and at most 2.5% wt of magnesium oxide, MgO, andg) at most 0.100% wt of lead, Pb.Further disclosed are improved construction elements comprising the slag.
Construction elements with slag from non-ferrous metal production
Disclosed is a method of fabricating a construction element, the method comprising the manufacturing of a construction element including a slag, wherein the slag is comprising, on a dry basis and whereby the presence of a metal is expressed as the total of the metal present as elemental metal and the presence of the metal in an oxidized state,a) at least 7% wt and at most 49% wt of iron, Fe,b) at most 1.3% wt of copper, Cu,c) at least 24% wt and at most 44% wt of silicon dioxide, SiO2,d) at least 1.0% wt and at most 20% wt of calcium oxide, CaO,e) at least 0.10% wt and at most 1.50% wt of zinc, Zn,f) at least 0.10% wt and at most 2.5% wt of magnesium oxide, MgO, andg) at most 0.100% wt of lead, Pb.Further disclosed are improved construction elements comprising the slag.
Construction elements with slag from non-ferrous metal production
CHINTINNE MATHIAS (author) / GEENEN CHARLES (author) / GORIS DIRK (author)
2023-06-27
Patent
Electronic Resource
English
IPC:
C22B
PRODUCTION OR REFINING OF METALS
,
Gewinnen oder Feinen von Metallen
/
B28B
Formgeben von Ton oder anderen keramischen Stoffzusammensetzungen, Schlacke oder von Mischungen, die zementartiges Material enthalten, z.B. Putzmörtel
,
SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG OR MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
/
C04B
Kalk
,
LIME
CONSTRUCTION ELEMENTS WITH SLAG FROM NON-FERROUS METAL PRODUCTION
| European Patent Office | 2021