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 drilling apparatus
摘要
申请公布号
US3275300(A)
申请公布日期
1966.09.27
申请号
US19640371722
申请日期
1964.06.01
申请人
INSTITUT FRANCAIS DU PETROLE DES CARBURANTS ET LUBRIFIANTS
发明人
DELACOUR JACQUES;PAROLA JEAN
分类号
E21B19/22
主分类号
E21B19/22
代理机构
代理人
主权项
地址
您可能感兴趣的专利
TEST DEVICE FOR CENTRIFUGAL COMPRESSOR STAGE
IMAGE FORMING APPARATUS
ROTATION TOOL
HOT WATER STORAGE TYPE BATH DEVICE
SEMICONDUCTOR MEMORY DEVICE
RICE TRANSPLANTER
WATER CUT-OFF STRUCTURE FOR TUNNEL SEGMENT, AND CONSTRUCTION METHOD OF TUNNEL SEGMENT
OPTICAL COUPLING ELEMENT
GAME MACHINE
USE OF GRAFT COPOLYMER
ROUTE SEARCH SYSTEM. METHOD AND PROGRAM
METHOD, APPARATUS AND SYSTEM FOR DYNAMIC GROUPING AND CONTENT DISTRIBUTION
HEATING DEAERATION SYSTEM FOR BOILER AND METHOD OF CONTROLLING AMOUNT OF WATER TO BE SUPPLIED
VACUUM CLEANER
VARIABLE DISPLACEMENT PUMP
ENDOSCOPE DEVICE
ELECTRONIC DEVICE, POWER SUPPLY CONTROL SYSTEM, AND LIFE MEASUREMENT UNIT
HOLDING SHEET AND CUTTING APPARATUS
VEHICLE NETWORK MONITORING DEVICE
SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREFOR
