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
Wellhead assembly
摘要
申请公布号
GB0030830(D0)
申请公布日期
2001.01.31
申请号
GB20000030830
申请日期
2000.12.18
申请人
COOPER CAMERON CORPORATION
发明人
分类号
E21B33/043;E21B34/04
主分类号
E21B33/043
代理机构
代理人
主权项
地址
您可能感兴趣的专利
PHOTOSENSITIVE MATERIALS FOR USE IN MAKING DRY TRANSFERS
INTERCONNECTION BETWEEN DUCTS
DEVICE FOR THE REDUCTION OF THE NUMBER OF FALSE ALARMS AND RECEIVER COMPRISING SUCH A DEVICE
FIRE ALARM SYSTEM
FORMWORK STRUCTURE IN CENTRIFUGAL MOLDING MACHINE
LIFE SECURITY SYSTEM
REFRIGERATOR HAVING DEFROSTATION FUNCTION AND USAGE THEREOF
WRIST DEVICE FOR ROBOT
ULTRASONIC DIAGNOSTIC APPARATUS
RECEIVING BED
METHOD AND APPARATUS FOR PRODUCING IMAGES ON RADIATION SENSITIVE RECORDING MEDIUMS
SELF-CLOSING FUEL FILTER PIPE FOR A FUEL TANK
A FORAGE HARVESTER
A DECODER CIRCUIT
HANDLE FOR AN ARTICLE OF FURNITURE
GLASS-CERAMIC ARTICLES CONTAINING OSUMILITE
A CATALYST FOR POLYMERIZATION OF OLEFINS
INSULATED-GATE FIELD-EFFECT TRANSISTOR CIRCUIT FOR A ONE OUT OF N SYSTEM
ARRANGEMENT FOR PREVENTING MISCONNECTION BETWEEN OPTICAL CONNECTORS
MILLING CUTTER
