Cement was used by the Egyptians and Romans, but became a technological product after its rediscovery by Louis Vicat at the beginning of the 19^th century. Milestones : 

1796: James Parker patents the firing of argillaceous limestone on the isle of Sheppey and names his quick hydraulic line “Roman cement”

1802: Smith, Boulogne-sur-Mer, France, "plaster cement"

1817: Theory of hydraulicity, Louis Vicat, France

1822: Rosendale, New York, USA

1828: Lamé et Clapetron, St Petersburg, Russia

1832: Gariel et Garnier, Vassy, France

1833: Niel, Belgium

1836: Hyppolite de Villeneuve, France

1842: Captain Breton, Porte de France in Grenoble, France, sources identified by Louis Vicat

1846: Dupont and Demarle, Boulogne-sur-Mer, France

1855: Dumas and Berger, Valentine, Marseille, France

1875: Joseph Vicat, La Pérelle, France