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
Well fluid sampling apparatus
摘要
申请公布号
EP0903464(A3)
申请公布日期
2000.12.06
申请号
EP19980307551
申请日期
1998.09.17
申请人
HALLIBURTON ENERGY SERVICES, INC.
发明人
SCHULTZ, ROGER L.
分类号
E21B49/08;(IPC1-7):E21B49/08
主分类号
E21B49/08
代理机构
代理人
主权项
地址
您可能感兴趣的专利
CAPACITOR OF SEMICONDUCTOR STORAGE DEVICE AND ITS MANUFACTURING METHOD
ELECTRODE, ITS FORMATION, AND PHOTOVOLTAIC ELEMENT USING IT
SHEET-SHAPED LITHIUM SECONDARY BATTERY
MANUFACTURE OF NONAQUEOUS ELECTROLYTE SECONDARY BATTERY
HANDS-FREE EQUIPMENT FOR PORTABLE TELEPHONE SET
LIGHT EMITTING DIODE
LIGHT SOURCE UNIT
AIR-CONDITIONING EQUIPMENT WITH INVERTER
CONTROL METHOD FOR POWER CONVERTER
TRANSISTOR INVERTER DEVICE
IMAGE INPUT DEVICE AND ITS CONTROL METHOD
INFORMATION COMMUNICATION SYSTEM
MUSICAL SOUND REPRODUCING DEVICE
IMAGE PROCESSOR
HEARING AID ADAPTOR FOR MOBILE TELEPHONE SET
DATA TRANSFER OUTPUT METHOD AND ITS MEDIUM
SIGNAL LIGHT MONITOR AND OPTICAL AMPLIFIER USING THE SAME
OSCILLATORY WAVE DEVICE DRIVER AND EQUIPMENT PROVIDED WITH OSCILLATORY WAVE DEVICE
ACCELERATION SENSOR
ALKALINE SECONDARY BATTERY
