METHOD FOR DETERMINING THE DYNAMIC LEVEL OF A LIQUID AND THE PRESSURE IN FRONT OF A PRODUCTIVE STRATUM IN A DRILLED HOLE,申请号RO19810103581-传众专利搜索

首页产品黄页商标征信

会员服务注册登录

法人/股东/高管

发明名称	METHOD FOR DETERMINING THE DYNAMIC LEVEL OF A LIQUID AND THE PRESSURE IN FRONT OF A PRODUCTIVE STRATUM IN A DRILLED HOLE
摘要
申请公布号	RO85398(B1)	申请公布日期	1984.11.30
申请号	RO19810103581	申请日期	1981.03.04
申请人	POPESCU CORNELIU;REFEC MIRCEA	发明人	POPESCU CORNELIU;REFEC MIRCEA
分类号	E21B47/04	主分类号	E21B47/04
代理机构		代理人
主权项
地址

您可能感兴趣的专利

Method of automatically adjusting the speed controller in elastomechanical systems

Test mode circuitry for electronic storage devices and the like

Method and apparatus for determining an in-range failure of a speed sensor

Developing unit and toner replenishing device with conveying apparatus

Apparatus and method for powering a telephone-based inbound telemetry device

Image acquisition system for machine vision applications

Image forming apparatus and method for image formation

Digital-to-analog conversion circuit

Driving control system for electric motors

Optimization of ventilating flow path at air gap exit in reverse flow generators

Cu-A1 combined interconnect system

Energy beam processing method and processing apparatus therefor

Cleaning solution for electromaterials and method for using same

Developer compositions and processes

Device for locating a rupture in a transparent panel with at least two panes and panel thus obtained

Process for solubilizing pharmaceutically active ingredients in water and in aqueous vehicles

Sorptive purification for edible oils

Quartz oscillation circuit and quartz oscillation integrated circuit device

Lamp with formed, cemented clip to secure base to lamp

Static charge dissipation pads for sensors