resin grouting

resin grouting: укрепление (горных пород) нагнетанием раствора синтетической смолы

Игры ⚽ Поможем написать реферат

Underground mining methods — A drift mine is driven horizontally into coal that is exposed or accessible in a hillside. In a hydraulic mine, high pressure water jets break the coal from a steeply inclined, thick coalbed that would be difficult to mine with the usual… … Energy terms
Seismic retrofit — Seismic retrofitting is the modification of existing structures to make them more resistant to seismic activity, ground motion, or soil failure due to earthquakes. Other retrofit techniques are applicable to areas subject to tropical cyclones,… … Wikipedia
Landslide mitigation — Landslides can be triggered by many often concomitant causes. In addition to shallow erosion or reduction of shear strength caused by seasonal rainfall, causes triggered by anthropic activities such as adding excessive weight above the slope,… … Wikipedia
rock bolt — Mining, Civ. Engin. a steel or fiberglass bolt inserted and anchored in a hole drilled in rock to prevent caving of the roof of a tunnel or subterranean chamber. [1955 60] * * * ▪ mining in tunneling and underground mining, steel rod… … Universalium
Grout — es un mortero especializado para el relleno de espacios. Mortero que no tenga contraccion o que tenga expansion positiva. Existen varios usos del termino. Grout de construccion (si tiene contraccion a largo plazo) Grout de precision Grout para la … Wikipedia Español

Словари и энциклопедии на Академике