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
Dual flapper barrier valve
摘要
申请公布号
GB201020596(D0)
申请公布日期
2011.01.19
申请号
GB20100020596
申请日期
2007.06.12
申请人
WEATHERFORD/LAMB INC.
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Foam-forming composition and solid polyurethane foam prepared therefrom
Air separation in gasification process
Tablet of cleansing agent
Method of removing deposition of tobacco in tobacco article producing machine and arrangement of such machine
Extending ladder
Process of replacing channels of low-profile sewers
Stabilization process of pharmaceutical preparations by special use of antioxidant
Caspase inhibitors and pharmaceutical composition containing such inhibitors
Device for filling boxes with powder and process for filling boxes
Closed conveyor with integral tractive link for transportation of bulk materials
Analysis and testing method of extractable interfacially active and accumulable components or phases
Catalytic component and catalyst for polymerization of olefins
Fastener means for joining together opposing front and rear side-parts of an absorbent article
Mixtures of epoxy resins and their use
METHOD OF MAKING POLYMER ELECTROLYTE ELECTROCHEMICAL CELLS
IMPROVED LOCKING PIN FOR EXCAVATING EQUIPMENT
CORNER JOINT
Sensor for the selective determination of ammonia in NOx containing, oxygen rich gases
SEQUENCE AND METHOD FOR GENETIC ENGINEERING OF PROTEINS WITH CELL MEMBRANE TRANSLOCATING ACTIVITY
Fremgangsmåte og innretning for transport av Ethernet- datapakker via radiorammer