Pressure responsive well tool with intermediate stage pressure position,申请号EP19980309789-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	Pressure responsive well tool with intermediate stage pressure position
摘要
申请公布号	EP0919693(A3)	申请公布日期	2001.05.16
申请号	EP19980309789	申请日期	1998.11.30
申请人	HALLIBURTON ENERGY SERVICES, INC.	发明人	POULLARD, JASON P.;HINKIE, RONALD L.
分类号	E21B34/00;E21B34/10;(IPC1-7):E21B34/10	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

FELTRO PER FORMARE ARTICOLI IN FIBROCEMENTO CON TESSUTO DI BASE A STRUTTURA MULTIPLA

LANTERNE NOTAMMENT DESTINEE A L'ECLAIRAGE PUBLIC OU INDUSTRIEL

EMBASE DE TELEREPORT A CONNEXION INTEGREE

SISTEMA CHE PRESERVA IL LATO SUPERIORE DELLA PIZZA DAL CONTATTO CON LA SCATOLA DA ASPORTO.

MACCHINA RIBOBINATRICE E METODO PER LA PRODUZIONE O LOGS DI MATERIALE IN FOGLIO

Soda-lime-silica glass compositions and uses thereof.

Digital cable headend for cable television delivery system.

Demand control apparatus and power distribution control system.

Synchronous coordinate system of back of chair.

New d2b device address initialisation by use of default address.

A water heater without water tray device.

Integrated circuits and integrated circuit memories with rapid on chip voltage generation.

Signal combining circuit for stereophonic audio reproduction system using cros feeding.

Portable radio signal detecting system.

A time division multiple access digital transmission system and a station for use in such a system.

Reactive dyestuffs, process for their preparation and use thereof.

Epstein-barr virus peptides and antibodies againstthese peptides.

Pyrimidinyl derivatives as interleukin inhibitors.

Compounds and methods for the treatment of cardiovascular, inflammatory and immune disorders.