Príklady bitumen

• They were tasked with redesigning a bitumen tank for road construction.

• A second stylistic distinction was in the frequency of whorls with bitumen paint.

• Each grid enclosed a 2-m section of the bitumen road along the top of the dam wall.

• Certain petroleum fractions enter into this broad definition together with certain other complex materials such as shale, bitumen, pitch and even coal or coal derivatives.

• The material did, however, provide good riding quality for rather longer than a standard bitumen macadam surfacing, but at a higher first cost.

• This aggregate can be used in lightweight insulating concrete and can also be waterproofed with bitumen for use on flat roofs.

• The bitumen felt used for window safes on this housing estate which has been found to be unsatisfactory has been almost entirely replaced.

• It also includes the bitumen which has to be imported and, therefore, paid for.

• The widened road would be of bitumen rather than of concrete.

• This glue usually contains bitumen, supplies of which are insufficient to permit unrestricted exports.

• The price of bitumen is only one among many factors which influence the overall costs of road construction and maintenance.

• Those of us who have looked into this question realise that bitumen can be used in place of tar in the making of roads.

• In my own county we are using bitumen to a very large extent.

• Tar has a slightly shorter life—some people will say six or nine months shorter than that of bitumen.

• Work on unmodified, thermal and blown bitumens is not yet complete.