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 tools
摘要
申请公布号
US3378078(A)
申请公布日期
1968.04.16
申请号
US19650510809
申请日期
1965.12.01
申请人
SCHLUMBERGER TECHNOLOGY CORPORATION
发明人
CURRENT JAMES H.
分类号
E21B23/06
主分类号
E21B23/06
代理机构
代理人
主权项
地址
您可能感兴趣的专利
VEHICULAR AUTOMATIC TRANSMISSION CONTROL SYSTEM
METALLIC ENDLESS PRESSING BAND WITH A STRUCTURAL SURFACE
FLOAT SWITCH, PARTICULARLY FOR IMMERSION PUMP SYSTEMS.
VENTING ASSEMBLIES FOR FLUID CONTAINERS.
HAIR-CURLER AND UTILISATION THEREOF IN AN AIR PRESSURE HELMET.
INTERLOCKING DEVICE FOR STEPPING MOTOR.
FINAL DRIVE UNIT FOR A VEHICLE.
PROCEDE DE FABRICATION D'UN PANNEAU COUPE-FEU TRANSPARENT ET PANNEAU FABRIQUE PAR CE PROCEDE.
FURNITURE FOR TRANSFORMING A SITTING POSITION INTO A LYING POSITION, PARTICULARLY UPHOLSTERED FURNITURE
Apparatus for cleaning diesel engine exhaust gases.
Electronic control system for machines.
PESTICIDAL BENZOYLUREA COMPOUNDS
Emulsion polymer powders and process for preparing them.
Herbicidal compositions based on derivatives of pyrazoles.
Tube cutters.
Stabilized, aqueous zeolite suspension.
Loading device for a crane.
Concrete sleeper having rail-fastening means.
Process for the polymerisation of isobutylene.
Autocorrective side shift exercise incentivated by external apparatus, for the treatment of adolescent idiopathic scoliosis.
