Some Chinese smelters have agreed to process copper from Chilean miner Antofagasta for no charge, a record low for the industry, but the outcome was better than expected for the smelters, already suffering losses. Antofagasta has agreed to set copper concentrate ...
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Congo's cobalt dilemma unresolved by extended export ban
The Democratic Republic of Congo has extended its ban on exports of cobalt by three months as the world’s dominant producer of the battery metal tries to convert its supply power into pricing power. After rallying sharply in February, when ...
Rio Tinto and Hancock Prospecting to invest $1.6 billion to develop the Hope Downs 2 project in Western Australia’s Pilbara.
Rio Tinto and Hancock Prospecting will invest $1.6 billion (Rio Tinto share $0.8 billion) to develop the Hope Downs 2 iron ore project in Western Australia’s Pilbara region. The Hope Downs 2 project, to mine Rio Tinto and Hancock Prospecting’s Hope ...
Common applications of rock bolts.
Rock bolts find diverse applications across various industries, contributing to the stability and safety of underground structures. Common applications include: Mining operations Rock bolts are a fundamental component of ground support in underground mining, particularly in hard rock environments. Widely ...
Common rock bolt installation methods
The three most popular methods for installing rock bolts are grout or resin anchoring, mechanical anchoring, and anchoring. Depending on the site’s geology and structural needs, each approach has unique benefits. Mechanical anchoring In applications involving rock reinforcement, mechanical anchoring, ...