blasthole

blasthole

[′blast‚hōl]
(engineering)
A hole that takes a heavy charge of explosive.
The hole through which water enters in the bottom of a pump stock.
References in periodicals archive ?
Blastboss released Holeguard, a multifunction blasthole pre-treatment that, the company reported, combats poor collaring, hole decay and wall instability.
The new Cat MD6250 blasthole drill delivers optimum drilling efficiency in single- and multi-pass applications for both rotary and down-the-hole (DTH) modes.
In its most basic form, it delivers better data on blasthole positioning, drilling conditions and machine operation, resulting in improved fragmentation.
BenchREMOTE is also available for the Pit Viper series of blasthole drills and has been demonstrated to operate multiple Pit Vipers from distances of up to 1km.
CMI also supplies the mine's entire inventory of Atlas Copco DML series blasthole drills.
Barloworld said that the order is for the supply, assembly and commissioning of three Cat 6060FS hydraulic face shovels, three 7495 electric rope shovels, six MD6290 rotary blasthole drill rigs, two MD6640 rotary blasthole drills and two C175 diesel engine motivators.
Atlas Copco (STO:ATCOA) (STO:ATCOB) said today that it has received an order to deliver Pit Viper 351 blasthole drilling rigs to Kumba Iron Ore, a unit of Anglo American.
The products divested by Terex in the deal include hydraulic mining excavators, electric drive mining trucks, track and rotary blasthole drills, and the highwall miner, as well as the related parts and aftermarket service businesses, including the company-owned distribution locations.
Blasthole stoping will largely be used to mine at McWatters, though cut-and-fill methods will be used to reach the 150-metre level.
Bucyrus, which makes equipment used in surface mining, such as walking draglines, electric rope mining shovels and rotary blasthole drills, said the move would enable it to expand into underground mining equipment such as roof support systems, armored face conveyers, plows, shearers and continuous miners.
IED blasthole and pothole repair -- filled more than 600 potholes.
Ten workers lost their lives in the accident and one P&H shovel, one blasthole drill, one dozer, one grader and one Land Rover were damaged beyond repair.