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
HYDRAULICALLY OPERATED ACTUATOR
摘要
申请公布号
GB2043780(B)
申请公布日期
1983.04.20
申请号
GB19800006106
申请日期
1980.02.22
申请人
EXXON PRODUCTION RESEARCH CO
发明人
分类号
E21B34/00;E21B34/04;E21B34/16;F16J15/48;(IPC1-7):F15B15/14
主分类号
E21B34/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Drive unit for machinery, especially mining machinery
Differential-speed-dependent automatic coupling with reduction switching means
Chip and method for the production of wood pulp
Electronic pressure reducer for liquid petroleum gasses
Wrench with pinch-locking engaging surfaces
Paper clipping device
Packer releasing tool and method for releasing a packer assembly from a wellbore
Soft plastic fishing lure with hidden hook
Shoe sole of lightweight
Method for fabricating a needle assembly
Process for dyeing by depositing spots of dyebath on moving filaments, by cyclic interruption of said deposit, and device for practicing this process
Steel floor structure
Pull-out sleeve ironing with detent stops
System and method for performing lottery ticket transactions utilizing point-of-sale terminals
Methods and apparatusses for packaging long-period fiber gratings
Mobile telephone having a character recognition feature and method for controlling the same
Flotation device
Method and apparatus for automated manufacture of unit filters
Facility for needling of fleece
Communications system for receiving and transmitting data cells
