 He was also appointed professor of mineral assay at the Ecole des Mines and was made a Knight of the Legion of Honor by King Louis-Philippe in April 1847.He made many improvements regarding the manufacture of porcelain such as the change from coal to wood stoves, the development of the casting, which resulted in large parts, a lightweight a blameless purity of form, the renovation of the manufacture of bone china and vitreous enamel on metal.In 1848, he got the chair of Ceramics at the Conservatoire National des Arts et Métiers.