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发明名称
Apparatus for azimuth measurements using gyro sensors
摘要
申请公布号
GB2476622(A)
申请公布日期
2011.06.29
申请号
GB20110006836
申请日期
2009.09.15
申请人
SCHLUMBERGER HOLDINGS LIMITED
发明人
TSUNEHIKO IMAMURA;AKIRA KAMIYA;SHIGERU SATO;JUEI IGARASHI;YAMATE TSUTOMU
分类号
E21B47/022
主分类号
E21B47/022
代理机构
代理人
主权项
地址
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