Shandong China Coal Group Drilling Machine Branch

Safety precautions in the use of water well drilling rigs 1. When the water well drilling rig is parked or before firing, all switches should be in the "0" position, and the power supply should be cut

In order to regulate the unmanned aircraft engaged in operational flight activities and promote the safe, orderly and healthy development of the unmanned aircraft industry, the Civil Aviation Administ

Gasoline rock drills can adapt to many different geographic environments, not only in plain areas, but also on steep slopes in cities and cities. In addition, gasoline rock drills can also work normal

Recently, two products, "a plant protection drone combined with a smoke machine" and "a six-rotor electric aerial drone," independently developed and produced by Shandong Carter Intelligent Robot Co.,

Lubrication has a great influence on the performance and service life of the air leg rock drill. Air leg rock drills are strictly forbidden to work without oil. It is best not to use grease to lubrica

Recently, 7 products independently developed and produced by China Coal Group Intelligent Manufacturing Company won the "Utility Model Patent Certificate" issued by the State Intellectual Property Off