hydraulic blasting
1Hydraulic splitter — The hydraulic splitter, also known as rock splitter and darda splitter, is a type of portable hydraulic tool that is used in demolition jobs which involve breaking large blocks of concrete and rocks. There is also a larger excavator mounted rock… …
2Hydraulic jack — Jack Jack (j[a^]k), n. [F. Jacques James, L. Jacobus, Gr. ?, Heb. Ya aq[=o]b Jacob; prop., seizing by the heel; hence, a supplanter. Cf. {Jacobite}, {Jockey}.] [1913 Webster] 1. A familiar nickname of, or substitute for, John. [1913 Webster] You… …
3Взрывогидравлическая отбойка — (a. hydraulic blasting; н. Wasserschieβabbau; ф. abattage hydraulique а l explosif; и. arranque hidraulico por explosion) разрушение гидромониторными струями воды призабойной части массива, предварительно ослабленного взрывом; применяется …
4вибухогідравлічна відбійка — взрывогидравлическая отбойка hydraulic blasting Tränkungsschießen руйнування гідромоніторними струменями води привибійної частини масиву, попередньо ослабленого вибухом. Застосовується при розробці вугілля міцністю f > 2 і відбійці вугілля в… …
5mining — /muy ning/, n. 1. the act, process, or industry of extracting ores, coal, etc., from mines. 2. the laying of explosive mines. [1250 1300; ME: undermining (walls in an attack); see MINE2, ING1] * * * I Excavation of materials from the Earth s… …
6tunnels and underground excavations — ▪ engineering Introduction Great tunnels of the world Great tunnels of the worldhorizontal underground passageway produced by excavation or occasionally by nature s action in dissolving a soluble rock, such as limestone. A vertical opening …
7coal mining — Coal was very important in the economic development of Britain. It was used as fuel in the factories built during the Industrial Revolution and continued to be important until the 1980s. The main coalfields are in north east England, the north… …
8Mining engineering — Surface coal mine with haul truck in foreground Mining engineering is an engineering discipline that involves the practice, the theory, the science, the technology, and application of extracting and processing minerals from a naturally occurring… …
9Underground mining (hard rock) — A three dimensional model of an underground mine with shaft access Underground hard rock mining refers to various underground mining techniques used to excavate hard minerals, mainly those containing metals[1] such as ore containing gold …
10Musical fountain — A musical fountain is a type of animated fountain for entertainment purposes that creates an aesthetic design (including three dimensional images). This is achieved by employing the effects of timed sound waves and timed light (including laser)… …
