摘要
PDC钻头在近年来的研究中所占比重越来越大,其技术创新在经历了长期发展,达到一个瓶颈期后,有了新的突破。在研究PDC钻头相关专利数据的基础上,分析了在该技术上各大公司的关注领域、技术研发热点及趋势。介绍了各大公司的创新技术。分析得出,当前各大公司的创新大多集中于切削齿创新及混合钻头技术创新,同时比较重视相关学科的研究。可为我国处于技术瓶颈期的PDC钻头技术创新提供一定的技术借鉴。
More and more research of bit focous on the PDC bit.After a technology bottlenecktime,it has a breakthrough.Based on the investigation of patents?the companies'areas focousedo n,hottopics of technology research has been analysed.The following conclusions could bedrawn from the investigation,the innovation focused on the innovation of cut elements,hybridbit designs,materials and automatics.Elaborated the displacement principles,innovation of n e wtechnologies developed and the application situations.Suggestions developed to the research anddevelopment of technology innovation in China and references to the technical reserve of PDC bits.
作者
思娜
王敏生
李婧
邓辉
光新军
SI Na;WANG Minsheng;LI Jing;DENG Hui;GUANG Xinjun(Research Institute o f Petroleum Engineering,SINOPEC ,Beijing 100101 y China)
出处
《石油矿场机械》
2018年第2期1-7,共7页
Oil Field Equipment
基金
国家重点基础研究发展计划(973计划)"深井复杂地层安全高效钻井基础研究"(2010CB226700)
中国石油化工股份有限公司科技部项目"石油工程技术装备发展趋势与战略对策"(P15163)
