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由法国石油公司设计、比利时狄阿曼特·波尔特公司制造的一种新型金钢石刮刀钻头跟法国耐尔毕克制造的涡轮钻具联合使用,已经在非洲、欧洲和东南亚的14口井上进行钻井。这种组合钻具的应用,使钻头寿命和机械钻速显著增加。据报道,由此
A new diamond drill bit, designed by French oil company Diament-Porter, Belgium, in conjunction with a turbodrill manufactured by Nilcelgen in France, has been used on 14 wells in Africa, Europe and Southeast Asia Drilling. The use of this type of composite drill increases the life of the drill bit and the penetration rate of the machine significantly. It is reported that from this