In October 1825, he leased land at Swanscombe, Kent, and set up a plant to manufacture both Roman cement and the new product.
12.
Similar concretes have not only been used in Ancient Rome ( see Roman cement ), but also in the former Soviet Union in the 1950s and 1960s.
13.
MAS-NMR Spectroscopy investigations were carried out on these high-tech Roman cements dating to the 2nd century AD . They show their geopolymeric make-up.
14.
The mansion was built in three storeys faced with Roman cement and has a five-bay west-facing entrance frontage and a 10-window eastern frontage.
15.
An Austrian standard from 1880, providing a contemporary definition of Roman cements, reads : " Roman cements are products obtained from argillaceous marlstones by burning below the sintering temperature.
16.
An Austrian standard from 1880, providing a contemporary definition of Roman cements, reads : " Roman cements are products obtained from argillaceous marlstones by burning below the sintering temperature.
17.
In 1833 he became manager of John Bazeley White's cement plant at Swanscombe on the Thames Estuary which at that time was producing " Artificial Cement " and " Roman Cement ".
18.
His second patent in 1796 " A certain Cement or Terras to be used in Aquatic and other Buildings and Stucco Work ", covers Roman cement, a term used in a 1798 pamphlet advertising his cement.
19.
There, in common with most Roman cements, mortars comprising high amounts of pozzolana were used in order to give what was thought to be an increased resistance to the stress-effects caused by earthquakes.
20.
His second patent in 1796 " A certain Cement or Terras to be used in Aquatic and other Buildings and Stucco Work ", covers Roman cement, the term he used in a 1798 pamphlet advertising his cement.
