Cement specifications clearly needed a way of prescribing the fineness of cement, and the sieve method was written into standards in the absence of any more useful measure, despite the fact that it provided little guidance as to the likely quality of the cement, particularly as the number of different grinding technologies multiplied.
Colombia: The Council of State has confirmed a fine to Cemex imposed by the Superintendent of Industry and Commerce (SIC) for fixing the price of cement. The ruling found that an agreement between Cemex Colombia, Holcim Colombia and Cementos Argos distorted the price, supply and sales of Ordinary Portland Cement in the second half of 2005.
One remaining example is "De Schoolmeester" ("The Teacher"), built in 1692 (see the introductory picture and the interior below). Wind powered paper mills were rare in other countries, but water powered versions already appeared in the 11th century and became quite common – in England there were 417 of them in 1800.
InterCement reported a 3.1% increase in cement and clinker volumes in 1Q18. According to its latest interim results, the company sold 5.79 million t of cement and clinker in the first three months of the year, compared to 5.62 million t in 1Q17.