首页
产品
黄页
商标
征信
会员服务
注册
登录
全部
|
企业名
|
法人/股东/高管
|
品牌/产品
|
地址
|
经营范围
发明名称
DRILLING SIDE WALL CORE
摘要
申请公布号
GB8529973(D0)
申请公布日期
1986.01.15
申请号
GB19850029973
申请日期
1985.12.05
申请人
AMOCO CORPORATION
发明人
分类号
E21B49/06;(IPC1-7):E21B49/06
主分类号
E21B49/06
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Spring contact twister probe for testing electrical printed circuit boards
2-(PYRAZOL-3-YL)CARBAPENEM DERIVATIVES, PROCESS OF THEIR PREPARATION AND PHARMACEUTICAL COMPOSITIONS CONTAINING THEREOF
PROCESS FOR PREPARING A SOLUTION OF CESIUM AND RUBIDIUM SALTS
Downsized cushioning dunnage conversion machine and packaging systems employing the same
Laser machining of glass-ceramic materials
Production and application of a permanently deformable textil material made out of hybrid yarn
IMPROVED MULTIPLE STAGE REED VALVES FOR USE IN INTERNAL COMBUSTION ENGINES.
METHOD OF SEMI-QUANTITATIVE DETERMINATION OF CALCIUM CONTENT IN URINE
THREAD DETECTION DEVICE
GREENISH COLORED SODA-LIME-SILICATE GLASS
CATALYTYC REACTOR
Apparatus for measuring convergences of underground stope
Single-acting electrostatic, audio transducer
Thread guide control device
Device for checking concentrations of pollutants in combustion products
Amplifying electron tube
Monolithic, spatial, prefabricated building element
GEOGRAPHICALLY DISTRIBUTED TRITIUM EXTRACTION PLANT
Immunological combination compositions and methods
CEMENT MATERIALS AND THEIR APPLICATION
