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
Procédé et dispositif de forage par choc de granules
摘要
申请公布号
FR1072563(A)
申请公布日期
1954.09.14
申请号
FRD1072563
申请日期
1952.12.23
申请人
STANDARD OIL DEVELOPMENT COMPANY
发明人
分类号
E21B7/16
主分类号
E21B7/16
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Display processing method and apparatus
Methods and systems of matching voice deficits with a tunable mucosal implant to restore and enhance individualized human sound and voice production
Articulation section with locking
Portable and adjustable child potty
Quick-cook bean pot
Device for dosing ground coffee and machine comprising such device
Adjustable furniture
Apparatus for removably containing multiple handheld devices
Support members with variable viscosity fluid for footwear
Chocolate production method and apparatus
Device for controlling the gas medium inside a container
Heterocyclic alkanol-derivatives
Rodenticidal norbormide analogues
Fishing reel having reliability in opening side cover
Fishing line spool assembly
Systems and methods for boat anesthetization of fish
Soybean cultivar OW1012936
Control system for starting electrically powered implements
Setup wizard for agricultural equipment
Rear folding toolbar implement
