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US 10,744,489 B2Granted
Method for preparing solids from a mixture of at least two malachite powders
AssigneesAxens, Ifp Energies Nouvelles
InventorsDelphine Bazer-Bachi, David Chiche, Joseph Lopez, Thomas Serres, Tom Frising, Olivier Ducreux, Patrick Euzen
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Abstract
The invention relates to a method for preparing a solid comprising a step of mixing a set of compounds comprising at least two Cu2(OH)2CO3 powders of different particle sizes and at least one binder and the use of the solid prepared by means of this method.
Claims11
Method for preparing a solid comprising the steps of:
- a)_mixing a set of compounds comprising at least two Cu2(OH)2CO3 powders with different particle sizes and at least one binder;
- b)_contacting the mixture of step a) with an aqueous solution and kneading the paste thus obtained;
- c)_extruding the paste kneaded in step b) at a pressure of between 3 and 25 MPa;
- d)_calcinating the extrudates at a temperature of between 140° C. and 500° C. and for a duration of between 10 minutes and 6 hours under a gaseous flow comprising oxygen.
1 more element
Dependencies are inferred from the claim text.