C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
C04B9/00—Magnesium cements or similar cements
C04B9/06—Cements containing metal compounds other than magnesium compounds, e.g. compounds of zinc or lead
Procede pour empecher la reduction de resistance dans des compositions de ciment a haute teneur en alumine, additif utilise et composition de ciment en resultant
Procede de reduction du fluage d'un element a base de platre, composition a base de platre et procede de fabrication d'un element a base de platre a fluage reduit