Product capable of inhibiting the corrosion of the reinforcements present in concrete or cement mortar and related process
AssigneeLuigi Stoppani S.p.A.
InventorsGiuseppe Bruzzone, Diego Perrone, Alessandro Sperati
Life of this patent
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Abstract
Chromite by-products having a composition which includes FeCr.sub.2 O.sub.4 as well as iron, aluminum, magnesium, sodium, calcium and silicon oxides are directly mixed with cement mortar and with the aggregates on use, or added to the water, producing the effect of corrosion inhibition of the steel reinforcements.
Claims8
A process to reduce the corrosion of the reinforcements contained in concrete or cement mortar, comprising the step of:
- adding exhausted chromite earths derived from the production of chromates to said mortar in quantities from 1 to 10 parts by weight for 100 parts of cement.
A cement mixture comprising chromite exhausted earths derived from the production of chromates.
A process to reduce the corrosion of the reinforcements contained in concrete or cement mortar, comprising the step of:
- adding exhausted chromite earths derived from the production of chromates to said mortar.
Dependencies are inferred from the claim text.