abstract |
The method for preparing a powder suitable for sintering is the type comprising the steps of forming an emulsion, and of fractionating said emulsion in the form of microdroplets which are coagulated and dried and heat treated; according to the invention, the emulsion is comprised of at least a powder suspended in a solution of at least one precursor salt, that is to say of which the cation (s) are constituent elements of the powder to be obtained. Application to the replacement of metal parts by ceramic parts in thermal engines. |