3 résultats pour "clinker"

• ciment.

  composés, qui contiennent au moins 65 p. 100 de clinker. Ce sont les plus utilisés ; les ciments CHF, ciments de haut-fourneaux, qui contiennent entre 60 et 75 p. 100 de laitier de hauts-fourneaux ; les ciments CLK, ciments de laitier au clinker, qui contiennent 80 p. 100 de laitier de hauts-fourneaux ; les ciments CLX, ciments de laitier à la chaux ; les ciments prompts. Les ciments sont également classés en fonction de leur résistance à la compression, calculée lors de la destruction, sous pre...

• Ship. I INTRODUCTION Ship, vessel that is buoyant in the water and used

  B1 Biremes Experience soon proved that longer ships posed a new set of problems: They were weaker structurally, more difficult to maneuver, and presented a larger target to anyenemy ship with a ram. In the 8th century BC Mediterranean shipbuilders eliminated these problems with the bireme , a war galley built to accommodate two levels, or banks , of oarsmen. Oarsmen on the lower level rowed oars from ports cut into the side of the vessel, while those above rowed from the deck. This arrangemen...

• SVT: Lafarge - Exploitation du calcaire