Abstract Recently, a good news came from the Yuanlu 30 well in northeastern Sichuan. The impregnated diamond drill bit developed by Shengli Oilfield Drilling Institute was successfully applied in the...
It is well known that the use of diamond bead wire saws for marble cutting in marble mining is a very mature technology. However, after Italy Ma Ruini (MARINI) the company's engineering and technical...
The diamond drill is not only used for a long time, but also can be reused. The diamond drill that is returned to the factory is similar to the diamond drill used at the factory, and it can save a...
[New weather after year, cutting machine through the bottom price. The lowest price of the entire network, all kinds of the custom cutting machine will be 50% discount wholesale order price, a small...