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
摘要
申请公布号
JP4247808(B2)
申请公布日期
2009.04.02
申请号
JP20000363543
申请日期
2000.11.29
申请人
发明人
分类号
E21B15/00;E21B19/18;E21B7/02;E21B7/04;E21B19/08;E21B19/14;E21B19/20
主分类号
E21B15/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
OLEFIN POLYMERIZATION AND COPOLYMERIZATION METHOD
POWER CONNECTING DEVICE FOR AIR HEATER OF INTERNAL COMBUSTION ENGINE
BUTTON HOLING SEWING MACHINE
SEMICONDUCTOR LIGHT-EMITTING DEVICE
ELECTROSTATICALLY CONTROLLED TUNNELING TRANSISTOR
Collision prevention system from different train in the event of train derailment
Manufacturing method for semiconductor device
SEMICONDUCTOR DEVICE WITH STEP GATED ASYMMETRY RECESS AND METHOD FOR MANUFACTURING THE SAME
TFT, fabricating method of the same, FPD having the TFT, and fabricating method of the same
Organic Electroluminescent Display Device and Method for the same
METHOD FOR FORMING STORAGE NODE OF CAPACITOR IN SEMICONDUCTOR DEVICE
SYSTEM FOR SEPARATING FLUID-BORNE MATERIAL FROM A FLUID THAT CARRIES PARTICULATE MATTER ALONG WITH THE MATERIAL
FOLDED SAGNAC SENSOR ARRAY
COMPOSITION FOR PRESURE SENSITIVE ADHESIVE OF LOW-SMOKE-EMISSION AND FLAME-REATARDANT, AND PRODUCT USING THE SAME
organic electroluminescence display device and method for fabricating the same
DYNAMIC GROOVE BEARING COMPRISING A POROUS LUBRICANT RESERVOIR
PRINTING DEVICE
APPARATUS AND METHOD FOR TRANSMITTING BROADCAST, AND APPARATUS FOR RECEIVING BROADCAST
WasteWater Disinfecting Apparatus and, Water Treating Apparatus having The Same
Sliding apparatus for mobile device
