This may have allowed people to push a wider cart into the mine. The second innovation was a wheelset, or wheels fixed to an axle, which could have given the cart a higher clearance to pass over ...

Indian group Jupiter concluded the purchase of the Czech wheelset specialist’s local arm earlier this year for Rs2·7bn, renaming it Jupiter Tatravagónka Railwheel Factory. This reflects the minority ...

Lundin Mining Corp is a diversified Canadian base metals mining company with operations in Brazil Chile Portugal Sweden and the United States of America producing copper zinc gold and nickel. Its ...