MODEL D – PLASTIC CASING FOR BLAST HOLES
In mines, quarries, and blast sites there are sometimes areas where the drilled blast holes tend to collapse. In many
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You’ll find our latest news, articles, references and customer cases here. Read and learn about the latest product and business developments from Terraroc.
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Up hole velocity and why it matters to you!
One important aspect of drilling which often is neglected is the up-hole velocity. With few simple steps the up hole
How much can I wear the ring bit set?
We often get the question of how much can a retrievable ring bit set wear before it will break. As
Retrieval of casing advancement system at 62m in Encamp, Andorra.
The Spanish drilling company Catalana de Perforacions SA was awarded a project in Encamp Andorra to secure the water supply
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