The complex fracture network generated by CO 2 fracturing is conducive to coal seam gas
extraction. However, the conventional research carried out experiments on small-size …

As a non-explosive low-disturbance rock breaking technology, carbon dioxide phase
transition blasting (CDPTB) is widely used in rock breaking projects such as pressure relief …

The dynamic compressive strength (DCS) of frozen-thawed rock influences the stability of
rock mass in cold regions, especially when rock masses are possibly disturbed by dynamic …

CO 2 gas explosion is an important technology for coal seam permeability enhancement
and fracturing, but the stage division of its life cycle is unclear, and research on the use of …

In cold regions, the dynamic compressive strength (DCS) of rock damaged by freeze-thaw
weathering significantly influences the stability of rock engineering. Nevertheless, testing the …

Carbon dioxide blasting is an excellent alternative technique for blasting. Nowadays, bench
carbon dioxide blasting has been gradually used in mining and rock engineering. To …

CO 2 fracturing is emerging as a carbon–neutral technology for underground excavation.
Traditional studies on structural stability during excavation have largely focused on the …

The charge structure in the cutting area has an important practical engineering significance
in improving the blasting performance and increasing the excavation work efficiency …

To investigate the crack propagation mechanisms in low-permeability coal seams induced
by liquid CO2 phase change blasting under different blasting pressures, this research …

In desert regions, aeolian sand is abundant, but it is not suitable to be used directly as the
upper roadbed filler for highways. Generally, gravelly soil is mined around the desert as …