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专利申请号:CN201320550302.7公开号:CN203547707U申请日:2013.09.05公开日:2014.04.16申请人:中国石油集团长城钻探工程有限公司本实用新型公开了一种机械结构改进的适于高温高压小井眼油气井探测的测井仪,包括:仪器外壳,其沿轴向方向具有开口的第一端和第二端;仪器
Patent application number: CN201320550302.7 Publication number: CN203547707U Date of application: 2013.09.05 Date of disclosure: 2014.04.16 Applicant: CNPC Great Wall Drilling Engineering Co., Ltd. The utility model discloses an improved mechanical structure suitable for high temperature and high pressure wells An oil and gas well exploration logging tool comprising: an instrument housing having first and second open ends in an axial direction; an instrument