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
Injection valve
摘要
申请公布号
GB2441633(B)
申请公布日期
2011.02.16
申请号
GB20070016788
申请日期
2007.08.29
申请人
WEATHERFORD LAMB, INC
发明人
JEFFREY JOHN LEMBCKE;ROBERT COON
分类号
E21B34/08;E21B34/00
主分类号
E21B34/08
代理机构
代理人
主权项
地址
您可能感兴趣的专利
MELTING MAGNIETICALLY WEAK PARTICLES OF ARBITRARY SHAPE INTO SUBSTANTIALLY SPHERICALLY-SHAPED GLOBULES
CONTROLLING COOLING SYSTEMS
A NOISE-REDUCED ASSEMBLY OF A VEHICLE'S FRAME AND PARTS OF THE BODY AND METHOD OF PRODUCING IT
ADJUSTABLE HEADREST
WATER CLOSET
LOW-PRESSURE SODIUM VAPOUR DISCHARGE LAMP
CIRCUIT FOR TIMING SIGNAL RECOVERY IN DIGITAL SIGNAL TRANSMISSION
METHOD AND APPARATUS FOR DISPENSING SALT POWDER AS PELLETSIN LAMP MAKING
ELECTROACOUSTIC TRANSDUCER
SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE
EMERGENCY STOP CIRCUIT MONITORING SYSTEM
APPARATUS FOR MOUNTING AN ELONGATED ROD-LIKE MEMBER
TIME DIVISION DIGITAL SWITCHING SYSTEM
VERTICAL MOTION COMPENSATED CRANE APPARATUS
DEVICE FOR SIMPLIFYING THE SETTING AND TAKING IN OF SAILS
Structural Beam
FRACTIONATION SYSTEM FOR BIOLOGICAL FLUIDS
NUCLEAR REACTORS
SOLID-STATE IMAGING DEVICE
SUGAR CENTRIFUGE
